SULPHURCBT

Sulphur & H₂SO₄ CBT

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Theory Questions

1. State two physical properties of sulphur.

Yellow crystalline solid; brittle; insoluble in water.

2. Write the electronic configuration of sulphur.

1s² 2s² 2p⁶ 3s² 3p⁴ (2,8,6).

3. Name the catalyst used in Contact Process.

Vanadium(V) oxide (V₂O₅).

4. Mention two uses of tetraoxosulphate (VI) acid.

Fertilizer manufacture; car batteries; petroleum refining.

5. List the allotropes of sulphur.

Rhombic, Monoclinic and Plastic sulphur.