1.

When a mixture of solid NaCl, solid K_(2)Cr_(2)O_(7) is heated with conc. H_(2)SO_(4) orange red vapours are obtained. These are of the compound

Answer»

Chromous chloride
Chromyl chloride
Chromic chloride
Chromic sulphate

Solution :`NaCl+H_(2)SO_(4)toNaHSO_(4)+HCl`
`K_(2)Cr_(2)O_(7)+2H_(2)SO_(4)to2KHSO_(4)+2CrO_(3)+H_(2)O`
`CrO_(3)+2HClto underset(("ORANGE red vapour"))(CrO_(2)Cl_(2))`


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