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प्रश्न
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Copper sulphate
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Copper sulphate
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उत्तर
\[\ce{CuCO3 + H2SO4 -> CuSO4 + H2O + CO2}\]
संबंधित प्रश्न
Which of the following salt has a blue colour and why?
CuSO4.5H2O or CuSO4
Why is sodium chloride required in our body?
Fill in the following blank:
Rock salt is mined just like ......................
Explain why chlorine is used for sterilising drinking water supply.
Which of the following salts will give an aqueous solution having pH of almost 7?
(a) NH4NO3
(b) NH4Cl
(c) CaCl2
(d) KCl
Write the name and formula of one salt each which contains:
two molecules of water of crystallisation
Explain ‘salt hydrolysis’
Copy and complete the following table which refers to the action of heat on some carbonates:
| Carbonate | Colour of residue on cooling |
| Zinc Carbonate | |
| Lead carbonate | |
| Copper carbonate |
Identify the following substance:
Gas C has an offensive smell like rotten eggs.
Sodium carbonate is a basic salt because it is a salt of a ____________.
