1.

Give uses of Ferric oxide (Fe_2O_3).

Answer»

Solution :`Fe_2O_3 + H_2 overset(573K) 2FeO + H_2O`
PROPERTIES: (a) It is insoluble in WATER.
(b) It is black COLOURED powder.
( c) It is a basic oxide and dissolves in acids to FORM ferrous salts.
`FeO(s) + H_2SO_4(AQ) rarr FeSO_4(aq) + H_2O`


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