Principles Related To Practical Chemistry — practice questions
21 curated practice questions from Principles Related To Practical Chemistry (Chemistry JEE Advanced, NTA Exams) — 21 medium. Every question includes the final answer free; step-by-step worked solutions with a free account.
- The reagents, NH 4 Cl and aqueous NH 3 will precipitate
- The pair(s) of ions where both the ions are precipitated upon passing H 2 S gas in presence of dilute HCl, is(are).
- A mixture of two salts is used to prepare a solution S , which gives the following results. The correct option(s) for…
- p-Amino-N,N-dimethylaniline is added to a strongly acidic solution of X. The resulting solution is treated with a few…
- MgSO 4 on reaction with NH 4 OH and Na 2 HPO 4 forms a white crystalline precipitate. What is its formula?
- Passing H 2 S gas into a mixture of Mn 2+ , Ni 2+ , Cu 2+ and Hg 2+ ions in an acidified aqueous solution precipitates
- A colourless aqueous solution contains nitrates of two metals, X and Y . When it was added to an aqueous solution of…
- An aqueous solution of a mixture of two inorganic salts, when treated with dilute HCl, gave a precipitate ( P ) and a…
- A metal nitrate reacts with KI to give a black precipitate which on addition of excess of KI is converted into orange…
- Which one among the following pairs of ions cannot be separated by H 2 S in dilute hydrochloric acid?
- The ion that cannot be precipitated by both HCl and H 2 S is
- Which of the following statements(s) is (are) correct with reference to the ferrous and ferric ions?
- An aqueous solution of a substance gives a white precipitate on treatment with dilute hydrochloric acid, which…
- A solution of a metal ion when treated with KI gives a red precipitate which dissolves in excess KI to give a…
- For the identification of b -naphthol using dye test, it is necessary to use
- The reaction of Q with PhSNa yields an organic compound (major product) that gives positive Carius test on treatment…
- The reagent(s) that can selectively precipitate S 2– from a mixture of S 2– and SO 4 2– in aqueous solution is (are).
- A sodium salt on treatment with MgCl 2 gives white precipitate only on heating. The anion of the sodium salt is
- An aqueous solution contains Hg 2+ , Hg 2 2+ , Pb 2+ and Cd 2+ . The addition of HCl of (6 N) will precipitate
- Upon treatment with ammoniacal H 2 S, the metal ion that precipitates as a sulphide is
- The only cations present in a slightly acidic solution are Fe 3+ , Zn 2+ and Cu 2+ . The reagent that when added in…