Question

CrO₃ dissolves in aqueous NaOH to give
(a) $Cr_2O_7^{2-}$
(b) $CrO_4^{2-}$
(c) Cr(OH)₃
(d) Cr(OH)₂

Answer 1

A IS CORRECT ANSWER..............

Answer 2

OPTION A IS CORRECT. ✔

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