Chemistry experiments - MEL Practicum

Experiments Reagents

Ammonia fountain

Water absorbs ammonia and fills the flask

Instant snow

A huge volume of water is converted into powder

Snowfall in a vial

Have you ever seen an ammonia chloride snowflake?

Silver grows on copper

Silver crystals grow on a copper wire

Ferrocerium firework

Red hot ferrocerium rod gives many sparks

Burning properties of gunpowder

Various types of gunpowder burn differently

Respiration and carbon dioxide test

The solution turns milky when exhaled air is bubbled through it.

Jumping Sodium

Metallic sodium jumps between two immiscible liquids changing color of the water medium.ids

Iron gall ink

Make your own inks from iron sulfate and tannin!

Citric acid

Iron a secret citric acid message to reveal it

Cloth coloring

Let's dye some fabrics!

Zinc–carbon battery

Make your own battery!

Magic liquid

Make water change its color!

Soap candle

Make a homemade candle!

Fireproof money

Money doesn't burn due to the special liquid.

Blue bottle

Does the solution become colorless? Shake it to make blue again!

Copper coral

Copper grows from iron wire like a coral in the sea

Disappearing iodine

Disodium disulfite, a reducing agent, removes iodine stains

Iodine diffusion

The reducing agent cannot make iodine that permeated plastic fade

Chemical ink eraser

An inscription written in pen is erased by potassium permanganate

Magnesium burns in dry ice

A piece of magnesium burns intensely in dry ice box

Liquid light

Two liquids mix together and start to emit a blue light

Copper tree

A copper tree grows inside a layer of salt

Silver mirror

A smooth silver layer settles on the sides of the flask forming a mirror

Golden rain

Beautiful crystals of bright yellow colour are formed under cooling.

Martian rust

Iron nail turns red in a solution of copper salt

Zirconium in the flame

Many sparks are obtained when zirconium pieces are put in the flame

Turpentine ignition

Drops of turpentine ignite in contact with oxidizing liquids

Making a standard solution

How to make a standard solution of a solid substance

Oil lamp

Making an oil lamp using vegetable oil

Copper sulfate dehydration

Blue crystals turn white at heating and turn blue again after adding water.

Detection inorganic compounds. Sodium phosphate, ammonium nitrate and sodium nitrate

Detection of sodium phosphate, ammonium nitrate and sodium nitrate

Bath Bomb

The colored ball made of tiny crystals fizzes in water.

Determination of fat unsaturation

Determination of oil unsaturation using bromine water

Detection inorganic anions - chloride, carbonate and sulphate

Getting multicolored precipitations

Five ion exchange reactions

Getting multicolored precipitations

Extracting limonene using dry ice

Some oil is extracted from orange peel by dry ice.

Under-Water Fireworks. Ethyne Flame in Chlorine

When bubbles collide bright flash occurs.

Lava Lamp

Make your own lava lamp at home!

Mercury beating heart

Mercury drop pulsates when it is touched with an iron nail

Potassium chlorate from sodium chloride by electrolysis

Obtaining potassium chlorate from sodium chloride using electrolysis

Copper chloride in an aluminum cupcake form

Copper chloride solution vigorously reacts with aluminum cupcake form

Preparation of carbonic acid

Color of litmus solution change when carbon dioxide is bubbled through the solution

Alum from soda cans

Obtaining alum from soda cans

Sulfuric acid from copper sulfate

Preparation of sulfuric acid by electrolysis using copper sulfate

Nitroglycerin bang

A drop of nitroglycerin explodes from impact

Potassium chlorate from bleach

Potassium chlorate crystals are obtained from regular bleach

Group 2 metals react with water

Demonstration of the reactivity of group 2 metals with water

White phosphorus glows in the dark

Front of white light occurs on paper

Electrolysis of water

Water decomposes to hydrogen and oxygen under electric current

Fluorescent Dye

Liquid light is prepared!

Copper plating using vinegar

Metal items are gradually plated with copper in vinegar

Drinking candle

The water level rises up as the candle burns.

Salse volcano

When an orange-yellow volcano ignites it produces a dark dense liquid.

Sparks from Rusty Iron Balls

When two balls strike white sparks fly.

Sand Termite

Silicon crystals are born in a blue flame.

Preparation of iron (II) hydroxide

A green-gray precipitate is reversibly formed.

Iron Volcano

Iron volcano erupts with white smoke and golden sparks.

Preparation of iron hydroxide (III) and its reaction with acid

A brown-red precipitate is reversibly formed.

Galvanic couple copper-zinc in an acid

Hydrogen evolves now on the zinc and now on the copper

Silver acetylide explosive

A solid substance explodes under heating.

Lye from salt

Making lye at home using salt and electricity

Electrolysis of zinc chloride

Zinc metal is obtained from molten zinc chloride

Reaction of magnesium with concentrated nitric acid

When the piece of metal touches the surface of the liquid, evolution of a brown gas begins.

Hydrogen from copper sulfate

Hydrogen is produced from common materials.

How to make a Smokebomb

A lot of smoke is liberated from burning sugar.

Chromatography of fluorescent substances

Fluorescent spots move up on a chromatography plate

How to make potassium iodide

Making potassium iodide from elemental iodine and potassium hydroxide

Wax and potassium permanganate

Demonstration of the reaction between potassium permanganate and wax

Invisible inks using iron (III) chloride

Invisible letterings show after adding a brown solution

Candy chromatography

Spots of MMs and Skittles dyes move on the paper

Smoking fingers trick

Rubbing fingers leads to the appearance of white smoke.

Polarized Light and Sucrose Sol

A spiral rainbow is observed in the solution of common sugar.

Preparation of methane

Flammable gas is liberated when two solids are heated.

Preparation of hydrogen sulphide and its properties

The gas with rotten egg smell is liberated and dissolves in water.

Smoke from analginum and hydroperit mixture

A smoke bomb with a nasty smell is made from two solids.

Make Bismuth Crystals

A Rainbow labyrinth is formed from molten metall.

Quantitative reaction on glycerol

Solution first turns blue and then dark blue.

Light bubls in liquid nitrogen

The filament glows in liquid nitrogen.

Soap Test for Water Hardness

Different samples of water give various amount of foam and some turn cloudy.

Alcohols and chromium (III) oxide

Demonstration of the burning of alcohols in presence of chromium (III) oxide

Magnesium and silver nitrate flash

A bright flash occurs after adding water to the mixture of magnesium and silver nitrate

Dimethylamine preparation and burning

After dissolving two solid reagents in water flammable gas is produced

Zinc and sulfur

Mixture of zinc and sulfur intensively burns

Calcium phosphide preparation

Calcium phosphide is obtained from simple substances

Silicon tetrachloride synthesis

Silicon is heated in a tube with chlorine

Wax fireball

Melted wax explodes

Combustion of LPG in chlorine

LPG burns in chlorine gas forming black smoke

Chemical Mortar

The test tube shoots paper and black smoke

Electrolytic preparation of sodium amalgam

Obtainment of substance at the bottom layer by electrolysis, which reacts with water

Phosphorescent zinc sulfide

Preparation of glow in the dark powder (Zinc Sulfide)

Fulminating Silver

Simple synthesis of explosives

Ozone - preparation and detection

The violent release of ozone and darkening of iodine-starch paper

Preparation of Dragendorff's reagent and testing for alkaloids

The formation of a brown solution. Color disappears with alkaloid's solution in extremely low concentration

Electrolytic Bromine

Preparation of one of the most interesting elements - bromine by its precipitation in yellow water solution prepared with electrolysis

Yellow Powder

Powerful explosion and blackening of the melting yellow mixture

Chemical volcano

A rapid increase in the volume of the substance and color change

Hydrogen-fluorine explosion

Violent explosion of gaseous mixture

Armstrong's mixture explosion

Mixture explosion caused by hammer impact

Platinum catalysis

Platinum is glowing in methanol vapour

Preparing and Using of Benedict's Reagent

Yellowing of the reaction mixtures containing reducing sugars (aldoses and ketoses)

Cryogen from two solids

Endothermic reaction between hydrated barium hydroxide and ammonium chloride

Chlorine reacting with white phosphorus

Bright burning and the formation of thick smoke

Anhydrous nitric acid + white phosphorus

Fire shot and the formation of brown fumes

The displacement of the copper from salt solution with zinc and iron

Deposition of copper from salts on the metal surface

Fulminates!

Obtainment of a very unstable substance that explodes on impact

Burning Water

Poured into a flask tap water burns

The conversion of red phosphorus to white phosphorus

The formation of yellow fumes from red powder

Non-electrolytic preparation of sodium metal

A very quick reaction accompanied by a flash that leads to the formation of sodium metal

Ukrainian flag appears from narrow black line

A narrow black line on the filter paper is divided into two broad lines (blue and yellow)

The violent burning of a mixture of two solids

Very bright and powerful orange flame

Exploding Rock

The white rock cracks into small pieces when it is soaked with water.

A solid-solid reaction lead nitrate and potassium iodide

When two white solid substances are combined together the resulting mixture is yellow.

Carbon from a candle

Carbon obtained from a candle

Burning in hydrogen

Demonstration that hydrogen does not support combustion

Potassium and iodine

Explosion of potassium and iodine

Limelight

Chalk lights under heating

Burning of propane

A balloon filled with propane explodes after ignition

Chevreuls Salt

Preparation of a red salt precipitate which has interesting properties

Methane Rocket

An ordinary plastic bottle turns into a rocket.

Burning Sulphur with flower

The red rose turns white.

Colorless rose

The red rose turns white in greenish fumes.

Whimsical precipitate of barium chromate

The initial orange solution reversibly turns yellow with the formation of precipitate.

Blossoming cornflowers

Blue and violet cornflowers blossom on a Petri dish.

Reaction of Chlorine and Hydrogen Sulphide

Reaction between two gases gives a yellow precipitate.

Hydrogen Rocket

An ordinary plastic bottle turns into the rocket.

Reaction of the Halogens with Iron Wool

Iron wool burns in differently colored gases.

Color Changing Flowers

Flowers change their initial color under action of a volatile liquid.

Fiery Foam

Foam burning

Alkali metals and air

Demonstration of the behavior of alkali metals in air

Chemical ignition with permanganic acid

Cotton wool ball is ignited with a mixture of two substances placed on a glass rod end

Palladium with hydrogen

Hydrogen is ignited by palladium metal

Blue cloud of copper silicate

Blue cloud is formed in the beaker.

Striking a match in hydrogen

A match doesn't burn in an atmosphere of pure hydrogen

Violet cloud of cobalt silicate

Violet cloud is formed in the beaker.

Magnesium burns in air

Demonstration of magnesium burning in air

Genie in the bottle

Column of steam escapes from the bottle.

Synthesize of nitrocellulose

The formation of tight and quickly-burning cotton wool from ordinary cotton wool

Fehling's test

Color change of the solution from blue to brown

Self-ignition of nickel on air

Self-ignition of small nickel particles in air after drying

Column Chromatography

Separation of substances in the column

Combustion of Sulfur in Molten Nitrate

A bright glow of the tube

Synthesis of Potassium Iodate

Make Copper Metal from Copper Sulfate

The formation of red metal on ignition in presence of carbon

Potassium Permanganate Colour Change

Discoloration of the solution of potassium permanganate

Burning of copper or lead Iodate with Urotropine

Formation of brown smoke

Chromatography of leaves

The paper, dipped in the green solution is covered with layers of different pigments

How to Inflate a Balloon Using Baking Soda and Vinegar

The balloon is inflated by a chemical reaction.

Flaming jelly

Prepare flaming jelly

How to Make a Storm Glass

Storm glass changes its state according to the weather next day.

Burning in liquid oxygen

Ignited objects burn in liquid oxygen

Litmus with acids and bases

Demonstration of the different colors of litmus

Rocket candy with sodium nitrate

Yellow flame of sodium nitrate and sugar mixture

Recognition of mineral fertilizers

How to distinguish various fertilizers using four tests

Pill testing

Drug powder turns a specific color after a test reagent is added

Salicylate color test

Determination of salicylates using the occurrence of violet color in the solution

Curcumin test of boron

Yellow solution of curcumin becomes and intense red color with solutions containing boron

Reaction in air bags

Generation of large amounts of gas under thermal or mechanical influence on sodium azide

Cerium flint

Sparks appear from friction of metal on sandpaper

Photobromination of alkylbenzenes

The yellow color of the reaction mixture disappears slowly under the effect of bright light with different rates in different beakers

Iron thermite

The formation of melt burns everything in its path

Reaction in a Bag

A ziplock bag is inflated by mixing three substances in it

Copper mirror

A thin shiny layer of copper covers the sides of beaker

Organolithium reagents burns in air

Autoignition of the substance on contact with moist air

Purple benzene

The insoluble salt begins to dissolve when you add a third-party agent, giving a pink-colored solution

Thin Layer Chromatography

Spots of the substances move upwards with different speeds by immersing the plate in a solvent

Synthesis of phosphine

Preparation of pyrophoric gas

Chemical Silver Clock

The formation of a white precipitate which becomes yellow and then black

Antimony burns in chlorine

A bottle fills with thick white smoke with a beautiful rain of fire

Beilstein test

The flame turns green

Resorcinol with Nitric Acid

A violent reaction leads to boiling of the liquid phase and the release of brown vapor

Hydrolysis of t-butyl halides

The color of the solution with indicator changes from blue to yellow after different time intervals

Red phosphorus and bromine

Two substances react with an intense flame

Reaction of mercury with nitric acid

The formation of brown fumes. Color of the solution changes to green after the metal dissolves.

Colored Halogene Displacement Reaction

Two layer mixtures change color.

Photosensitivity of silver chloride

Object contour is drawn by light.

Colorful Stalactites and Stalagmites

Crystals turn to stalactites and stalagmites.

Grow Crystals

The large regular crystal grows.

Diana's Tree

Growing a silver tree requires only a few hours.

Thermal decomposition of potassium permanganate

Smoldering splint flares up.

Acid-Base titration

One colorless liquid is added gradually to another colorless liquid, and at one moment the solution becomes pink

Dragendorff reagent

Preparation of Dragendorff reagent

Hydrogen chloride fountain

Water quickly flows into the flask and changes color

Formation of iodine vapor under the action of alpha-pinene

Formation of a beautiful purple iodine vapor

Explosion of a mixture of chromium oxide(VI)-acetone

powerful explosion

Reduction of Potassium Bichromate by zinc at acidic media

The color of the solution changes from yellow to green and blue

Colored flame

Flame is colored when salts are incorporated in it

Fluorescent oscillating reaction

A mixture of three solutions periodically changes color and glows in UV

Copper silicate precipitation

Blue friable precipitate is formed in a beaker filled with a clear solution

Cold mixture

Freezing Temperature of water with salt

Get Lithium from Battery

If you need lithium, you can get it from Battery

This is fast food

Fast food in sulfuric acid

Levitating Bubbles

Soap bubbles levitate in CO2

Dissolving in acetone

Dissolving styrofoam in acetone

Winter in the glass

Frost appears on a pine twig when it is heated!

Sublimation of iodine

Crystals become a vapor!

Chemical cocktail

Three layer liquid turns brown-yellow, blue and red.

Water To Grape Juice To Milk

Water consequently turns to grape juice to milk.

Mercury(II) Iodide Thermochromism

Solid substance changes its color from orange-red to pale yellow under heating.

Orange Juice and Strawberry Float

Orange juice turns to strawberry float.

Lead-acid storage battery

How to make a lead-acid storage battery

Chemiluminescence of luminol

Beautiful blue glow arises during the chemical reaction

Acetylene & Oxygen Explosion

Explosion of the acetylene-oxygen mixture

Hydrogen and oxygen in a tube

Detonation of hydrogen and oxygen in a long reinforced tube

Sodium hydride and potassium superoxide

Creating loud bangs using sodium hydrate and potassium superoxide

Propane and Oxygen explosion

Explosion of the propane-oxygen mixture

Explosion of nitrogen triiodide

Special substance explodes on hitting

Burning of lithium from a battery

Getting lithium from a battery and its burning

Sand snake

Sugar and baking soda make a black snake.

Sodium Peroxide ignition

Yellow powder makes rice krispies flammable.

Qualitative reaction to halide ions

Presence of halide ions causes the formation of curdy precipitates.

Qualitative reaction on phosphate ion

Presence of phosphate ions causes the formation of a yellow precipitate.

Qualitative reaction on iron II

Presence of Fe(II) ions causes the formation of precipitates.

Liquid metal

Two metals become liquid at room temperature when mixed together.

Starch and iodine reaction

When a few drops of colorless solution are added to another colorless solution it suddenly turns dark-blue.

How to make Ferrofluid

Liquid becomes the shape of a hedgehog when a magnet is held up to it.

Seashells in hydrochloric acid

Seashells are dissolved in a liquid.

Nickel Qualitative Reaction

Presence of Ni(II) ions causes the formation of a red precipitate.

Gummy bear volcano

Gummy bears vigorously burn in a test-tube

Chromate-dichromate equilibrium

Equilibrium of orange and yellow solution

Equilibrium in cobalt(II) chloride solution

Equilibrium of pink and blue solution

Two-color chemiluminescent clock reaction

After mixing two liquids, at first, a weak red glow appears, and then the solution foams and emits a blue glow.

Rainbow of cobalt

Multicolored complexes with cobalt

Getting precipitate of mercury(I) iodide

Bright orange precipitate

Glow sticks with TCPO

Different colored glow is obtained in vials.

Experiment with phosphorescent sheet

Phosphorescent sheet glows after lighting only by blue and UV light

Equilibrium in copper(II) chloride solution

Equilibrium of blue and green solution

Explosion of Rubidium in Water

When metal comes in contact with water an explosion takes place.

Copper(II) complexes and precipitates

Solutions and precipitates of different color are obtained when blue solution is mixed with colorless solutions.

Fire storm

Scattering sparks of fire occur in the flask after adding hot chromium (III) oxide powder

Burning of copper in sulfur vapour

A copper wire burns in brown vapour of sulfur

White phosphorus burns under water

Small explosions occur in a test-tube, when oxygen is bubbled

Magic Writing

Secret messages become visible.

Reaction of Copper with Nitric Acid

Water fountain turns a green solution to a beautiful blue color and makes the brown gas disappear.

Sulfur and Iron Reaction

Mixture of iron and sulfur glows under heating.

Magic Mud

Magic glowing mass is obtained from an ordinary potato!

How to Make a Red Cabbage pH Indicator

Red Cabbage extract changes color in acid and base solutions.

Combustion of sodium in chlorine

The cylinder is filled with white smoke after adding sodium

Silane from magnesium silicide

Freshly prepared silane reacts vigorously with oxygen

Pyrophoric Iron

Make the iron burn on air!

Green flame

Ghostly flame dances over the flask

Combustion of potassium in chlorine

The cylinder is filled with white smoke after adding potassium

Chemical fire from ammonium nitrate, zinc and sodium chloride

Light a fire without matches and lighters, use only chemistry!

Fire Tornado

Make a firestorm on your desk!

Black snake. Dehydration of sugar

Sugar becomes black while increasing in volume.

Hydrogen reacts with chlorine

Hydrogen flame or explosion in chlorine forms white smoke

Chemical fire from potassium chlorate, sugar and sulfuric acid

Light a fire without matches and lighters, use only chemistry!

Lemon juice and iodine invisible inks

Message written with lemon juice appears when paper is treated with iodine solution.

Disappearing ink of thymolphthalein

Blue inks disappear within a few minutes.

Invisible ink from copper sulfate and ammonia

Copper sulfate solution is used as an invisible ink.

Methane mamba

A long bubbly snake grows from a funnel of soapy water, and then it is ignited

Cannon fire

Ethanol flame dramatically increases, a series of pops or bangs follow after potassium permanganate is added

Fireballs

Fireballs You Can Hold in Your Hand

Potassium superoxide with lithium

A vigorous flame arises after water is added to the mixture of potassium superoxide and lithium

Pharaoh's snake

A solid substance burns producing a snake-like mass.

Pharaoh's snake from calcium gluconate

When a solid substance is heated it forms gray foam.

Iron burns in pure oxygen

Ignited iron coil combusts in pure oxygen and gives sparks

Flying food cans

Food cans fly up like rockets

Chemical fire from sulfuric acid, potassium permanganate and acetone

Light a fire without matches and lighters, use only chemistry!

Charcoal burns with potassium nitrate

Heated charcoal burns intensively in contact with potassium nitrate

Underwater Fireworks

Beautiful sparks are observed when two gases react under water.

Exploding bubbles of hydrogen

Soap bubble becomes a fireball.

Test tube thunderstorm

Purple crystals explode with a bright flash on the border between two liquids.

Supercooled sodium thiosulfate solution

When crystals touch the liquid surface it rapidly starts freezing.

Hot ice

When crystals touch the liquid surface it rapidly starts freezing.

Explosion of Potassium in Water

When metal comes in contact with water a pink flame appears and an explosion takes place.

Explosion of Caesium in Water

When metal comes in contact with water an explosion takes place.

Water ignites a match

Superheated water steam ignites a match

Chemical Garden

From salt crystals, descended into the solution, colored tubes that resemble algae grow

Combustion of iron in chlorine

The cylinder is filled with yellow-brown smoke after bringing a wire in

Combustion of copper in chlorine

The cylinder is filled with yellow-green smoke and drops after bringing a wire in

The expulsion of the green dragon

Burning alcohol with cigarette smoke

Lead iodide in a Petri dish

Two solid salts are put in the opposite sides of the Petri dish, and a yellow front arises in the solution

Halloween clock reaction

Solutions in different beakers change their colors from colorless to orange and then become dark-blue one by one

Magic Drinks

Red wine transforms to water, milk, raspberry milk shake and fizzy lemonade

Color Changing Milk of Magnesia

Milk of Magnesia with universal indicator changes color when vinegar is added

Egyptian night

After mixing two colorless solutions nothing happens; however after a few seconds the colourless mixture suddenly turns dark blue

Oxidation states of vanadium

The color of the solution changes from yellow to blue, green and purple

Combustion of magnesium in chlorine

The cylinder is filled with white smoke after adding magnesium

Elephant Toothpaste

When two liquids are mixed together they produce a lot of foam which looks like toothpaste.

Chemical watches

Periodic solution changes color from colorless to yellow to black, etc.

Arsenic-based pigments

Beautifully colored precipitates are formed from solutions

Blue clouds

Blue clouds appear when crystals of orange smoke touch the solution surface.

Tin dendrite

Real time metal crystal growing

Turn coins silver and gold

Turn pennies silver and gold using zinc sulfate and zinc

Flag in a test tube

The two-layer liquid divides into three layers and changes its color.

Whoosh Bottle

Alcohol vapors burn with dancing flame and “whoosh” sound.

Barking dog

The wave of blue light spreads along the tube filled with carbon disulphide and nitrogen monoxide gases and is accompanied with a barking sound

Burning of aluminium in bromine

Aluminum foil burns in brown gas.

Permanganate Volcano

Dark crystals burn with steam and purple fire.

Sulfur in pure oxygen

Sulfur burns with a beautiful blue flame and formation of steam.

Hypergolic Reaction of NO2 and Aniline

When liquid is added to brown gas it catches fire.

Burning of Aluminium in Chlorine

Aluminum foil glows white in the atmosphere of a yellow -green gas.

Iron chlorides colors

Green solution of ferrous chloride changes color to brown, when ferric chloride is formed

Chemical traffic light

Solution change colors as a traffic light

Solvatochromism

Colorless solvents turn green, blue, violet and red when added to the same substance.

Red Flame from Sugar

Mixture of solid substances ignites with a beautiful red flame.

Bleaching liquid

The dark liquid boils rapidly and when boiling stops it turns clear.

Phosphorous Sun

The white phosphorus burns very vigorously producing white smoke.

Indicators and Dry Ice

A piece of dry ice put into solutions of different indicators with base, and solutions change color

Chemical cut

When the hand is touched with a blunt knife the fake blood appears

Naked Egg Experiment

Hard shell is removed from egg by vinegar.

Magic Jug

One solution is poured into six different glasses and they become different colors

Orange tornado

The vortex formed under stirring is coloured in bright orange.

Orange Flash

Orange oil is used to produce flashes.

Candle Science Magic Trick

Candles are extinguished with an invisible substance.

Colourful Nickel Complexes

Solutions of different colour are obtained when initial green solution is added to colourless solutions.

Сhemical сhameleon

Colours change from purple to blue, green and orange

Magnesium burns in water

Usually water stops fire but in this reaction it supports it and make it much stronger!

Fire water

Fire in the beaker with potassium, diethyl ether and water

Colored alcohol flames

Create beautifully colored flames by burning alcohol with various additions

Belousov-Zhabotinsky reaction

Сolours suddenly changes on and off in a very peculiar manner

Acetone flashlight

Copper wire glows in acetone vapor

Rainbow tube

The liquid in the U-tube is painted gradually in different colors from different ends of the tube

Tin crystals on zinc

Real time metal crystals growth

Catalytic oxidation of ammonia

Platinum wire incandesce in ammonia fumes

Hydrogen from aluminium foil

Preparation of hydrogen using aluminium foil and drain cleaner

Hydrogen from hydrochloric acid and zinc

Preparation of hydrogen using hydrochloric acid and zinc

Steel wool fire

Normal iron could burn if it has form of thin wool

Burning sugar cube

You cannot set a sugar cube on fire, but it will burn if you add ash

Flameless fire

A fuel tablet burns without fire

Chemical smoke

A smoke magically appears when two glasses are put close to each other