In Kjeldahl’s method, CuSO4 acts as a catalyst to speed up the digestion of organic compounds containing nitrogen.
List-I (Name of the test) | List-II (Reaction sequence involved) [M is metal] | |
---|---|---|
(A) Borax bead test | I | |
(B) Charcoal cavity test | II | |
(C) Cobalt nitrate test | III | |
(D) Flame test | IV |