Home Chemistry Co-ordinatios Compounds JEE Main 2021 The addition of dilute NaOH to Cr 3+ salt so…
Chemistry Co-ordinatios Compounds JEE Main 2021 Single Correct MCQ
Published on: August 12, 2026

The addition of dilute NaOH to Cr 3+ salt solution will give :

A
a solution of [Cr(OH) 4 ] −
B
precipitate of Cr 2 O 3 (H 2 O) n
C
precipitate of [Cr(OH) 6 ] 3−
D
precipitate of Cr(OH) 3

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The correct answer is:
B

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