Which of the following is formed when CO...

Which of the following is formed when `CO_(2)` gas is passed through an aqueous solution of sodium chromate ?

A

`Cr(OH)_3` is precipitated

B

Yellow solution of `Cr(CO_3)_3` is formed

C

Orange solution of `Na_2Cr_2O_7` is formed

D

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Verified by Experts

The correct Answer is:

C

`2Na_2CrO_4 + 2CO_2 + H_2O to Na_2Cr_2O_7 + 2NaHCO_3`.

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