Explain that a molecule of methane has 1 carbon atom and 4 hydrogen atoms. Ask students to use Snap Cubes to make a methane molecule. Then show students the animated Snap Cube model of a methane ...

Hydrogen peroxide is an antiseptic ... Composed of two hydrogen atoms and two oxygen atoms, this colourless liquid has a slightly sharp odour. This bleaching agent is also used for medical ...

Hydrogen peroxide (H₂O₂) is a clear and somewhat acidic liquid made up of two oxygen and two hydrogen atoms. Food-grade ...

Hydrogen peroxide decomposes on its own into water and oxygen gas. This process is sped up by a catalyst. In this reaction, the catalyst is potassium permanganate, and the bubbles are full of oxygen ...