1.

Sod. Salt. (A)+ dil. HCl rarrSalt (B) +gas (X). (X) is colourless with suffocating odour and can turn lime water milky. (B)+K_(2)Cr_(2)O_(7)+ conc. H_(2)SO_(4)rarr coloured gas (Y). (A)+ Sulphur rarr Compound (C ). Which of the following is // are correct ?

Answer»

the OXIDATION no. of SULPHUR in (C) is `+2.5`
(Y) is `Cl_(2)`
(Y) is `CrO_(2)Cl_(2)`
`(X)` is `SO_(2)`

ANSWER :A,C,D


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