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For liquids - Drying of Organic Substances
Organic liquids are usually dried by keeping them over night in contact along with a dehydrating (desiccating) agent that does not react chemically with the liquid to be dried. Commonly employed dehydrating agents are quick lime, anhydrous CaCl2, fused CuSO4 or CaSO4.KOH, potassium or metallic sodium, and so on.
Q. Describe Oxosalts? In these minerals, metals are present as their oxosalts, such as carbonates, sulphates, nitrates, phosphates, borates and silicates. Some important minera
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Aldehydes and Ketones Carbonyl compounds are of two types, ketones and aldehydes. Both of them comprise a carbon-oxygen double bond frequently known as carbonyl group.
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The magnetic quantum number of valence electron of sodium (Na) is: (1) 3 (2) 2 (3) 1 (4) 0 Ans: 0
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