Question

Choose the most appropriate option from the list given below to fill in the blanks.

[NO, Nessler’s reagent, NO_2, Iron, brown ring, magnesium, Haber’s, Ostwald, Iron (II) sulphate, Hydrogen, Iron (III) sulphate]

______ test is used to identify the nitrate radical.

Answer 1

Brown ring test is used to identify the nitrate radical.

Explanation:

The brown ring test is used to identify the nitrate radical \[\ce{(NO^−_3)}\]. A characteristic brown ring forms at the junction of the liquids during the test.