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Consider following reaction;
Nitrite + Acetic acid + Thiourea → N2 ↑+ SCN – + 2H2O.
Formation of the product in the above reaction can be identified by :
(A) FeCl3 /dil.HCl when blood red colour appears
(B) FeCl3/dil.HCl when blue colour appears
(C) K2Cr2O7/HCl when green colour appear
(D) KMnO4/HCl when colourless solution is formed
Consider following reaction;
Nitrite + Acetic acid + Thiourea → N2 ↑+ SCN – + 2H2O.
Formation of the product in the above reaction can be identified by :
(A) FeCl3 /dil.HCl when blood red colour appears
(B) FeCl3/dil.HCl when blue colour appears
(C) K2Cr2O7/HCl when green colour appear
(D) KMnO4/HCl when colourless solution is formed
(A) FeCl3 /dil .HCl when blood red colour appears