Black snake forest

We also utilize the degradable nature of sodium bicarbonate in our everyday kitchen life: it is the basis for baking powder.

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Trichloromethane, chloroform (CHCl₃)

Also known as chloroform, used as a solvent in laboratories, earlier as an anaesthetic.

Trans-pent-2-ene (C₅H₁₀)

One of the isomers of pentenes.

Secondary structure of proteins

Polypeptide chains are composed of amino acids and can appear in alpha-helix or beta-sheet form.

DNA

Carrier of genetic information in cells.

The silver mirror test

If we add formaldehyde to the Tollen’s reagent and heat it, the silver ions reduce to elemental...

Methylamine (NH₂CH₃)

The simplest primary amine.

Dyeing a flower

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

Cysteine

An amino acid containing sulphur, one of the amino acids that make up proteins.

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