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Important Questions from Periodic Table | Class XI | CBSE and ISC Board
Here are the answers to the 50 important questions related to the periodic table: 1. What is the periodic table? The periodic table...
Vikas Yadav
Aug 29, 20247 min read
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Dehydration of ethanol in the presence of conc. H2SO4
Ethanol can be dehydrated to give ethene and di ethyl ether by heating it with an excess of concentrated sulphuric acid at 170 and 140...
Vikas Yadav
Mar 15, 20221 min read
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Concentrated nitric acid used in laboratory work is 68% nitric acid by mass in aqueous solution.....
Concentrated nitric acid used in laboratory work is 68% nitric acid by mass in aqueous solution. What should be the molarity of such a...
Vikas Yadav
Nov 3, 20201 min read
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IUPAC Nomenclature Practice Sheet - 4
IUPAC Nomenclature Practice Sheet - 4
Vikas Yadav
Oct 1, 20200 min read
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IUPAC Nomenclature Practice Sheet - 3
IUPAC Nomenclature Practice Sheet - 3
Vikas Yadav
Sep 29, 20201 min read
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Molecular formula of Some Chemical Compounds
Compound name Molecular weight Molecular formula 1 Acetic acid 60.052 g/mol CH3COOH 2 Hydrochloric acid 36.458 g/mol HCl 3 Sulfuric...
Vikas Yadav
Sep 20, 20207 min read
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Numericals on mole concept
Numerical based on mole concept
Vikas Yadav
Sep 17, 20201 min read
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Vikas Yadav
Sep 5, 20200 min read
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Vikas Yadav
Sep 5, 20200 min read
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