Chemistry, asked by swastirathore, 9 months ago

7.) The yellow colour solution of Na2 CrO4
changes to orange red on passing CO2 gas
due to the formation of :-
(1) Cr2O3
(2) Na2Cr2O7
(3) CrO3
(4)CrO5

Answers

Answered by anmol7337

0

Answer:

) Na2Cr2O7 I think this is the answer

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