In the brown ring test, the brown colour of the ring is due to? – McqOptions

MCQOPTIONS

1.	In the brown ring test, the brown colour of the ring is due to?
A.	nitrosoferrous sulphate
B.	a mixture of NO and NO2
C.	ferric nitrate
D.	ferrous nitrate
Answer» B. a mixture of NO and NO2

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