Class XII 3/3

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Sep 21, 20201 min read

The unit cell of silver iodide (AgI) has 4 iodine atoms in it. How many silver atoms must be there i

The unit cell of silver iodide (AgI) has 4 iodine atoms in it. How many silver atoms must be there in the unit cell. ANSWER - The...

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Sep 21, 20201 min read

The radius of a calcium ion is 94 pm and of an oxide ion is 146 pm. Predict the crystal structure of

The radius of a calcium ion is 94 pm and of an oxide ion is 146 pm. Predict the crystal structure of calcium oxide. Answer - The ratio...

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Sep 20, 20207 min read

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...

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Aug 24, 20201 min read

H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the solubility

H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the solubility of H2S in water at STP is 0.195 m,...

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