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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 |
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संबंधित प्रश्न
Define an acidic salt.
Define a mixed salt.
Name an acidic salt.
Name a double salt.
Give the name and formula of the acid salt which gives sodium ions and sulphate ions in solution.
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
Define the following and give two examples in case an acid salt .
Ca(H2PO4)2 is an example of a compound called _______ .
NaHSO4 is an acid salt.
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 heating, this salt changes from green to black.
