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प्रश्न
Identify the substance underlined, in the following case
A solid formed by reaction of two gases, one of which is acidic and the other basic in nature
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उत्तर
A solid formed by a reaction of two gases, one of which is acidic and the other basic in nature: Salt
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संबंधित प्रश्न
State what would you observe when Washing Soda Crystals are exposed to the atmosphere
Write a balanced equation for the preparation of the following salt:
Zinc carbonate from zinc sulphate.
State whether the following statement is true or false:
Copper sulphate crystals are always wet due to the presence of water of crystallisation in them.
The aqueous solution of one of the following salts will turn red litmus to blue. This salt is:
Give one example of a salt which gives an aqueous solution having:
pH more than 7
Hard water required for an experiment is not available in a school laboratory. However, following salts are available in the laboratory. Select the salts which may be dissolved in water to make it hard for the experiment.
|
(1) |
Calcium Sulphate |
(2) |
Sodium Sulphate |
|
(3) |
Calcium Chloride |
(4) |
Potassium Sulphate |
|
(5) |
Sodium Hydrogen Carbonate |
(6) |
Magnesium Chloride |
(A) 1, 2 and 4
(B) 1, 3 and 6
(C) 3, 5 and 6
(D) 2, 4 and 5
Define the following term:
Efflorescence
State what would you observe when :
Washing soda crystals are exposed to the atmosphere.
Name the anion present in the following compound:
Compound A, when warmed with concentrated sulphuric acid, gives a gas which fumes in moist air and which gives dense white fumes with ammonia.
Select the correct answer from A, B, C, D and E.
A compound which in the aqueous solution state, is neutral in nature.
