Most popular experiments

Starch and iodine reaction

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

Sublimation of iodine

Crystals become a vapor!

Preparation of hydrogen sulphide and its properties

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

Soap Test for Water Hardness

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

Reaction of Copper with Nitric Acid

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

A solid-solid reaction lead nitrate and potassium iodide

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

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New experiments

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

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Coolest experiments

Ammonia fountain

Water absorbs ammonia and fills the flask

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

Sand snake

Sugar and baking soda make a black snake.

Explosion of nitrogen triiodide

Special substance explodes on hitting

Hot ice

When crystals touch the liquid surface it rapidly starts freezing.

Exploding bubbles of hydrogen

Soap bubble becomes a fireball.

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Most dangerous experiments

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

Silane from magnesium silicide

Freshly prepared silane reacts vigorously with oxygen

Exploding bubbles of hydrogen

Soap bubble becomes a fireball.

Explosion of nitrogen triiodide

Special substance explodes on hitting

Fire storm

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

Gummy bear volcano

Gummy bears vigorously burn in a test-tube

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Difficult experiments

Arsenic-based pigments

Beautifully colored precipitates are formed from solutions

Sulfuric acid from copper sulfate

Preparation of sulfuric acid by electrolysis using copper sulfate

Flag in a test tube

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

Electrolytic Bromine

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

Fluorescent Dye

Liquid light is prepared!

Underwater Fireworks

Beautiful sparks are observed when two gases react under water.

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Easy experiments

Carbon from a candle

Carbon obtained from a candle

Orange Flash

Orange oil is used to produce flashes.

Quantitative reaction on glycerol

Solution first turns blue and then dark blue.

Color Changing Flowers

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

Qualitative reaction on iron II

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

Burning sugar cube

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

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All experiments

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Most popular experiments

Starch and iodine reaction

Sublimation of iodine

Preparation of hydrogen sulphide and its properties

Soap Test for Water Hardness

Reaction of Copper with Nitric Acid

A solid-solid reaction lead nitrate and potassium iodide

New experiments

Ammonia fountain

Instant snow

Snowfall in a vial

Silver grows on copper

Ferrocerium firework

Burning properties of gunpowder

Coolest experiments

Ammonia fountain

Barking dog

Sand snake

Explosion of nitrogen triiodide

Hot ice

Exploding bubbles of hydrogen

Most dangerous experiments

Barking dog

Silane from magnesium silicide

Exploding bubbles of hydrogen

Explosion of nitrogen triiodide

Fire storm

Gummy bear volcano

Difficult experiments

Arsenic-based pigments

Sulfuric acid from copper sulfate

Flag in a test tube

Electrolytic Bromine

Fluorescent Dye

Underwater Fireworks

Easy experiments

Carbon from a candle

Orange Flash

Quantitative reaction on glycerol

Color Changing Flowers

Qualitative reaction on iron II

Burning sugar cube

All experiments

Acetone flashlight

Acetylene & Oxygen Explosion

Acid-Base titration

Alcohols and chromium (III) oxide

Alkali metals and air

Alum from soda cans

Practicum is the encyclopedia of chemistry experiments.

Become a member of our chemistry community. Add cool chemistry experiments you know