Principles Related to Practical Chemistry questions
214 published questions with worked solutions.
- Dimethylglyoxime gives a red precipitate with Ni^ 2+ , which is used for its detection. To get this precipitate readily, the best...
- The cation that does not form an ammine complex with excess ammonia is
- Which of the following cations does not form an ammine complex with excess of ammonia?
- Which of the following chlorides is water insoluble?
- If H_2S gas is passed into a solution of Cu^ 2+ , Cd^ 2+ having excess of KCN
- Ni^ 2+ , in traces, can be tested using
- Out of AgNO_3, AgF and AgClO_4, water soluble salts are
- Mixture is supposed to contain nitrates of Pb^ 2+ and Hg_2^ 2+ . On adding dil. HCl both are precipitated as white precipitate....
- On addition of AgNO_3 to four different test tubes containing different solutions, one of them gave a white precipitate. It may be
- HgCl_2 is soluble in
- A solution of a metal ion when treated with KI gives a red precipitate which dissolves in excess KI to give a colourless...
- Which of the following halides react(s) with AgNO_3(aq) to give a precipitate that dissolves in Na_2S_2O_3(aq)?
- K_4[Fe(CN)_6] is used in the identification of
- Cu^ 2+ and Cd^ 2+ are distinguished through formation of complex [Cu(CN)_4]^ 3- and [Cd(CN)_4]^ 2- , when H_2S gas is passed
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