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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.
उत्तर
Copper sulphate [CuSO4.5H2O]. By the action of acid on metal oxide.
संबंधित प्रश्न
Why does an aqueous solution of an acid conduct electricity?
How is the concentration of hydronium ions (H3O+) affected when a solution of an acid is diluted?
Equal lengths of magnesium ribbons are taken in test tubes A and B. Hydrochloric acid (HCl) is added to test tube A, while acetic acid (CH3COOH) is added to test tube B. In which test tube will the fizzing occur more vigorously, and why?
Complete and balance the following chemical equations:
Zn (s) + HCI (aq) →
Fill in the blank in the following sentences:
Substances do not show their acidic properties without.......................... .
State the common and chemical names of the compound formed when plaster of Paris is mixed with water.
What does a soda-acid type fire extinguisher contain? How does it work? Explain the working of a soda-acid fire extinguisher with the help of a labelled diagram.
In the following schematic diagram for the preparation of hydrogen gas as shown in the figure, what would happen if following changes are made?
- In place of zinc granules, same amount of zinc dust is taken in the test tube
- Instead of dilute sulphuric acid, dilute hydrochloric acid is taken
- In place of zinc, copper turnings are taken
- Sodium hydroxide is taken in place of dilute sulphuric acid and the tube is heated.
Which acid is present in milk?
The taste of acid is ______.
