ICSE-X-Chemistry
03: Acids, Bases and Salts
- #13Name an acid used: (a) to flavor and preserve food, (b) in a drink, (c) to remove ink spots, (d) as an eyewash (a) to flavor and preserve food, (b) in a drink, (c) to remove ink spots, (d) as an eyewashAns : 13 (a) SO2 + H2O → H2SO3 (b) P2O5 + 3H2O → 2H3PO4 (c) CO2+ H2O → H2CO3 (d) SO3 + H2O → H2SO4 (a) SO2 + H2O → H2SO3 (b) P2O5 + 3H2O → 2H3PO4 (c) CO2+ H2O → H2CO3 (d) SO3 + H2O → H2SO4
- #13-ato flavor and preserve food,Ans : SO2 + H2O → H2SO3
- #13-bin a drink,Ans : P2O5 + 3H2O → 2H3PO4
- #13-cto remove ink spots,Ans : CO2+ H2O → H2CO3
- #13-das an eyewashAns : SO3 + H2O → H2SO4