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FeCr(2)O(4)+NaOH+"air" to (A)+Fe(2)O(3) ...

`FeCr_(2)O_(4)+NaOH+"air" to (A)+Fe_(2)O_(3)`
`(A)+(B) to Na_(2)Cr_(2)O_(7)`
`Na_(2)Cr_(2)O_(7)+X overset(Delta)to Cr_(2)O_(3)`
`Cr_(2)O_(3)+Y overset(Delta)to Cr`
(X) and (Y) are :

A

Dissolving in conc ,`H_(2)SO_(4)`

B

Dissolving in `NH_(3)`

C

Dissolving in `H_(2)O`

D

Dissolving in dil,HCl

Text Solution

Verified by Experts

The correct Answer is:
a
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