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प्रश्न
Name the major salt present in sea-water.
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उत्तर
Sodium chloride (NaCl)
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संबंधित प्रश्न
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The aqueous solution of one of the following salts will turn red litmus to blue. This salt is:
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name two salts which are basic.
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(A) NaCl; Na2SO4; KCl
(B) NaCl; CaCl2; KCl
(C) CaCl2; CaSO4; MgSO4
(D) Na2SO4; CaSO4; MgSO4
Fill in the blank
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State what would you observe when :
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Name a colourless gas which bleaches.
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 | |
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Which of the following is not an acidic salt?
A salt that is formed by the complete neutralization of an acid and a base is called ______ salt.
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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:
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