Gujarati
Hindi
General Principles and processes of Isolation of Elements
medium

$(I)$ $Na_2Cr_2O_7+X \xrightarrow{\Delta } Cr_2O_3$

$(II)$ $Cr_2O_3+Y \xrightarrow{\Delta } Cr$

$(X)$ and $(Y)$ are :

A

$C$ and $Al$

B

$Al$ and $C$

C

$C$ in both

D

$Al$ in both

Solution

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Standard 12
Chemistry

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