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प्रश्न
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 |
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उत्तर
| Column A | Column B |
| 1. Ammonium hydroxide solution | (iii) Contains ions and molecules |
| 2. Dilute hydrochloric acid | (i) Contains only ions |
| 3. Carbon tetrachloride | (ii) Contains only molecules |
संबंधित प्रश्न
Give balanced chemical equations to prepare the following salts
Lead sulphate from lead carbonate
Define an acidic salt.
Name a chloride which is insoluble.
Define an acid salt.
Explain salt hydrolysis. Name two salts which are (a) acidic (b) basic (c) neutral, when dissolved in water.
What is meant by the term weak acid?
From the formulae listed below, choose one in each case corresponding to the salt having the given description :
AgCI, CuCO3, CuSO4.5H2O, KNO3, NaCI, NaHSO4, Pb(NO3), ZnCO3, ZnSO4.7H2O
(a) An acid salt
(b) An insoluble chloride
(c) On treating with concentrated sulphuric acid, this salt changes from blue to white.
(d) On heating this salt changes from green to black.
(e) This salt gives nitrogen dioxide on heating
State the inference drawn from the following observation:
A gas Q turns moist lead acetate paper silvery black. Identify the gas Q.
Ca(H2PO4)2 is an example of a compound called _______ .
The acid which does not form acid salt by a basic radical.
