why reducing flame is used in cobalt nitrate test
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HEY MATE!!!
Assertion:-
In a procedural modification of cobalt nitrate test,2-3 drops of nitric acid & 2-3 drops of cobalt nitrate solution are added to the residue of charcoal cavity. A thin strip of filter paper is dipped in the solution & burned in non-luminous part of the flame. Different cations give ash of characteristic colors.
Reason:-
Ash test is done in a similar way.
Explanation:
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