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प्रश्न
Select the correct answer from the choices a,b,c and d which are given.Write only the letter corresponding to the correct answer.
An example of a complex salt is
Select the correct answer from A, B, C and D.
A complex salt is ______.
पर्याय
Zinc sulphate
Solution hydrogen sulphate
Iron(II) ammonium sulphate
Tetramine copper (II) sulphate
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उत्तर
A complex salt is Tetramine copper (II) sulphate.
Notes
Students should refer to the answer according to their questions.
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संबंधित प्रश्न
Name a chloride which is insoluble in cold water but dissolves in hot water.
Name a basic salt.
Define the meaning of the term 'acid salt'.
What is meant by the term weak acid?
Salts A, B, C, D and E undergo reactions (i) to (v) respectively. Identify the anion present in these salts on the basis of these reactions. Tabulate your answers in the format given below:
(i) When silver nitrate solution is added to asolution of A, a white precipitate, insoluble in dilute nitric acid, is formed.
(ii) Addition of dilute hydrochloric acid to B produces a gas which turns lead acetate paper black.
(iii) When a freshly prepared solution of ferrous sulphate is added to a solution of C and concentrated sulphuric acid is gently poured from the side of the test, a brown ring is formed.
(iv) When dilute sulphuric acid is added to D, a gas is produced which turns acidified potassium dichromate solution from orange to green.
(v) Addition of dilute hydrochloric acid to E produces an effervescence. The gas produced turns limewater milky but does not affect acidified potassium dichromate solution.
| Salt | Anion |
| A | |
| B | |
| C | |
| D | |
| E |
State the inference drawn from the following observation:
A gas Q turns moist lead acetate paper silvery black. Identify the gas Q.
Define the following and give two examples in case an acid salt .
What are double salts? Give an example?
From the formula listed below, choose one, in the following case, corresponding to the salt having the given description:
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O.
On treating with concentrated sulphuric acid, this salt changes from blue to white.
Match the following in column A with the correct answer from the choices given in column B:
| Column A | Column B |
| 1. Ammonium hydroxide solution | (i) Contains only ions |
| 2. Dilute hydrochloric acid | (ii) Contains only molecules |
| 3. Carbon tetrachloride | (iii) Contains ions and molecules |
