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Laboratory Method of Preparation

CrOH3 acts as...

Question

$C r (O H)_{3}$ acts as acid and as well as base.
If true enter 1, else enter 0.

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Solution

The statement is true that $C r (O H)_{3}$ acts as acid as well as base.
This is evident from the following reactions:
$C r (O H)_{3} b a s e + 3 H C l \to C r C l_{3} + 3 H_{2} O$ ,
$C r (O H)_{3} a c i d + N a O H \to N a [C r (O H)_{4}]$
Hence, the correct answer is 1.

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