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SOME BASIC CONCEPTS OF CHEMISTRY
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NCERT FINGERTIPS ENGLISH-SOME BASIC CONCEPTS OF CHEMISTRY -ASSERTION AND REASON
- Assertion: Solid have definite volume and shape. Reason : In solid, ...
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- Assertion: On heating, a solid usually change to a liquid and the liq...
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- Assertion : Components of a homogeneous mixture cannot be separated by...
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- Assertion: Elements and compound are the examples of pure substances....
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- Assertion: The mass of a substance is constant whereas its weight may ...
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- Assertion : Temperature below 0^(@)C is possible on celsius scale but ...
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- Assertion: Scientific notation for the number 100 is expressed as 1xx...
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- Assertion: Matter can neither be created nor be destroyed. Reason :...
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- Assertion: 12 parts by mass of carbon in CO and CO2 molecules combine ...
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- Assertion(A) One atomic mass unit is defined as one twelth of the mass...
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- Assertion: One mole of a substance always contain the same number of e...
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- Assertion: Molecular formula shows the exact number of different types...
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- Assertion: The reactant which is present in large amount limits the a...
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- Assertion: Molarity of a solution does not depend upon temperature whe...
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- Assertion: In laboratory, a solution of a desired concentration is pre...
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