Analytical Chemistry Question 32

Question: A brown ring appears in the test for

[EAMCET 1978; KCET 1991; Bihar CEE 1995; AIIMS 1996; DCE 1999]

Options:

A) Nitrate

B) Nitrite

C) Bromide

D) Iron

Show Answer

Answer:

Correct Answer: A

Solution:

At the junction of salt solution and FeSO4 solution with conc. H2SO4 a brown ring is obtained $ \underset{\text{Brown ring}}{\mathop{(FeSO_4.NO)}} $



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