Dyeing a flower

We spray a transparent liquid on the petals of a flower and watch it turn purple. Let’s learn the chemical trick behind this phenomenon.

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Catalytic cracking

The oil industry is able to meet the world’s growing need for fuel...

Decolourising a rose with chlorine gas

In this experiment we decolourise our rose with some chlorine gas.

The silver mirror test

If we add formaldehyde to the Tollen’s reagent and heat it, the...

Do walnuts burn?

The energy released by the burning walnut is used to heat water.

Production of hydrogen gas

Let’s make hydrogen gas using zinc powder and hydrochloric acid...

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