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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.
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संबंधित प्रश्न
Complete and balance the following chemical equation:
\[\ce{NaHCO3_{(s)} + HCl_{(aq)} ->}\]
State two uses of the following compound:
Sodium hydroxide
Which of the following salts does not contain any water of crystallisation?
Common salt besides being used in kitchen can also be used as the raw material for making
- washing soda
- bleaching powder
- baking soda
- slaked lime
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.
Vinegar is ______ in taste.
“All acids contain one or more hydrogen atoms, but not all substances containing hydrogen are acids.” Support this statement with examples.
What property do acids and bases have in common? Explain it with an example.
Consider the following salt:
NH4X
If in salt NH4X, X is nitrate, then its solution will give what colour with a universal indicator? Why?
Consider the following salt:
\[\ce{ZCO3}\]
What would be the change in colour in blue litmus if \[\ce{ZCO3}\] is added to it and Z is potassium?
