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प्रश्न
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.
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उत्तर
Compound A is NaCl and the anion is [Cl–].
संबंधित प्रश्न
Name the salt which is used as preservative in pickles, and in curing meat and fish.
Explain how anhydrous copper sulphate can be used to detect the presence of moisture (water) in a liquid
Write the names, formulae and colours of any two hydrated salts.
Write the name and formula of one salt each which contains:
five molecules of water of crystallisation
Name a salts whose solubility increases with temperature.
name two salts which are acidic.
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
What is deliquescence? What name is given to the compounds exhibiting such property?
Name gases which has a sour taste.
Differentiate hydrate and anhydrous salts with examples.
