Chemistry
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Action of dilute acid on a metallic sulphide results in evolution of _________ [SO₂/H₂S/CO₂] gas.
Related Questions
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A salt prepared by simple displacement i.e. action of dilute acid on a metal is _________ [PbCl₂/CuCl₂/AlCl₃/HgCl].
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Decomposition of calcium hydrogen carbonate with _________ [dil. HNO₃ / dil. HCl / dil. H₂SO₄] results in formation of calcium chloride.
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A salt which on hydrolysis produces a neutral solution is _________ [sodium chloride / ammonium chloride / sodium carbonate].
Name the following:
- A basic solution which does not contain a metallic element.
- A normal salt of sodium formed from acetic acid.
- A base which reacts with an acid to give a salt which on hydrolysis gives a slightly acidic solution.
- An ion which combines with a polar covalent molecule to form an ammonium ion.
- A soluble salt formed by direct combination between a light metal & a greenish yellow gas.