1.

Among the following find the total number of incorrect statement(s): (a) BO_(3)^(3-),PO_(4)^(3-),F^(-) and SiO_(4)^(4-) anions are called as interfering radicals. (b) HgCI_(2) reacts with carbonate ion and gives basic mercury (II) carbonate which does not give test with bicarbonate. (c) SO_(3)^(2-) and HSO_(3)^(-) can be distinguished by addition of neutral H_(2)O_(2) solution aganist litmus paper. (d) Zinc and sulphuric acid oxidizes sulphite to sulphate. (e) AgNO_(3) oxidizes suspension of sulphite solution to sulphate. (f) Bromine water oxidizes BaSO_(3) to BaSO_(4).

Answer»


SOLUTION :(d) and (E) are INCORRECT.


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