1.

Which of the statements is not true

Answer»

On passing `H_(2)S` through acidified `K_(2)Cr_(2)O_(7)` solution, a milky colour is observed
`Na_(2)Cr_(2)O_(7)` is preferred over `K_(2)Cr_(2)O_(7)` in volumetric analysis
`K_(2)Cr_(2)O_(7)` solution in ACIDIC medium is orange
`K_(2)Cr_(2)O_(7)` solution becomes yellow on INCREASING the PH beyond 7

Solution :`Na_(2)Cr_(2)O_(7)` is hygroscopic.


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