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प्रश्न
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
C is a soluble salt of copper.
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उत्तर
Copper sulphate [CuSO4.5H2O]. By the action of acid on metal oxide.
संबंधित प्रश्न
| Column A | Column B | ||
| i | eosin | 1 | losing hydrogen |
| ii | oxidation | 2 | synthetic indicator |
| 3 | losing oxygen | ||
| 4 | natural indicator |
Why should curd and sour substances not be kept in brass and copper vessels?
How is the concentration of hydronium ions (H3O+) affected when a solution of an acid is diluted?
Write a word equation and then a balanced equation for the reaction taking place when:
Dilute hydrochloric acid reacts with magnesium ribbon.
Name the gas evolved when zinc granules are treated/heated with:
hydrochloric acid solution
What ions are present in the solutions of following substances? (write the symbols only)
Hydrochloric acid
Write the chemical formula of sodium carbonate decahydrate.
Which of the following substance will not give carbon dioxide on treatment with dilute acid?
Which of the following are present in a dilute aqueous solution of hydrochloric acid?
On placing a copper coin in a test tube containing green ferrous sulphate solution, it will be observed that the ferrous sulphate solution ______.
