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(a) Give reason: (i) Hydrogen bonding i...

(a) Give reason:
(i) Hydrogen bonding in `H_(2)O` but not in `H_(2)S`.
(ii) Conc. `H_(2)SO_(4)` is a good dehydrating agent.
(b) Give the structure of sulphurous acid (`H_(2)SO_(3)`).

Text Solution

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(a)(i) Because in `H_(2)O`, hydrogen is attached to more electronegative oxygen atom in `H_(2)O` but not in `H_(2)S`.
(ii) Because conc.`H_(2)SO_(4)` removes water molecules from other substances due to its strong affinity towards water.
(b)
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