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Which of the following is obtained when carbon dioxide gas is passed through aqueous solution of sodium dichromate? 

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Which of the following is obtained when carbon dioxide gas is passed through aqueous solution of sodium dichromate? 

(a) Cr(OH)3 is precipitated. 

(b) Yellow solution of Cr2 (CO3)3 is obtained. 

(c) Orange solution of Na2 Cr2O7 is obtained.

(d) No reaction takes place.

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1 Answer

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by (69.3k points)

Correct option is : (c) Orange solution of Na2 Cr2O7 is obtained.

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