Curated PYQ Collection
Chemistry
Showing 556 questions & PYQs organized by topics.
Chemistry
Matter, Atom and Molecules
10 Topics
01
The valency of carbon is ________.
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02
When a drop of ink is placed in water, it spreads evenly…
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03
The valency of chlorine with respect to oxygen is ______.
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04
Fats and oils become rancid because of:
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05
Which of the following displays a non-polar covalent bonding?
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06
During the electrolysis of water, hydrogen and oxygen are released in which…
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07
Silicon forms compounds with hydrogen which have chains of upto ______ atoms.
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08
Which of the following is a correct representation of a compound formed…
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09
Element X is tetravalent and element Y is divalent. The compound formed…
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10
Why are soft drink and soda water bottles sealed under high pressure…
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