Identify the following.

(a) The acid that is present in vinegar.

(b) A metal which catches fire, when kept in open air.

(c) A sweet smelling compound formed when ethanol reacts with ethanoic acid.

(d) A catalyst used in Haber's process.

(e) An organic compound used for ripening and preservation of fruits.

(a) Draw the structural formula for the following

1. Methoxymethane
2. 2-methyl propan-2-ol
3. Ethanol

(b) Name the following organic compounds in IUPAC system.

Distinguish between the following as directed.

(a) Sodium carbonate and sodium sulphate using H₂SO₄.

(b) Lead (II) oxide and zinc oxide using H₂SO₄.

Name the ions present in

(a) alumina

(b) fluorspar

(c) sulphuric acid