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(i) Why Sulphuric acid is called the ‘king of chemicals’? (ii) Name the gas evolved when: (a) Concentrated Sulphuric acid acts on Sulphur (b) Dilute

Sulphuric acid acts on Sodium carbonate (iii) State the colour change you would observe on adding concentrated Sulphuric acid to: (a) Blue Copper sulphate crystals (b) Colourless cane-sugar crystals


As sulphuric acid is used in preparation of wide range of chemicals it is called the " king of chemicals
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