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प्रश्न
Name gases which has a sour taste.
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उत्तर
Acidic gases like HCl, SO2, H2S.
संबंधित प्रश्न
The salt prepared by the method of direct combination is _______.
Write a balanced equation for the preparation of the following salts:
Copper sulphate from Copper Carbonate.
Why is sodium chloride required in our body?
Name the raw material used for the production of caustic soda.
The number of molecules of water of crystallisation present in washing soda crystals is:
(a) five
(b) two
(c) ten
(d) seven
The salt whose aqueous solution will have no effect on either red litmus or blue litmus is
(a) potassium sulphate
(b) sodium carbonate
(c) ammonium sulphate
(d) sodium acetate
P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn:
(a) blue litmus red?
Name a colourless gas which bleaches.
What are hygroscopic substances?
Name the salt formed when sulphuric acid is added to sodium hydroxide and write its pH.
