Chemistry Williamson's synthesis is widely used in the laboratory preparation of Aldehydes Ethers Alcohols Esters Aldehydes Ethers Alcohols Esters ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas does not form the part of atmosphere ? Chlorine Helium Nitrogen None of these Chlorine Helium Nitrogen None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of rat poison is Zinc oxide Lead nitrate Zinc phosphide Potassium cyanide Zinc oxide Lead nitrate Zinc phosphide Potassium cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Muddy water is treated with alum in purification process, itis termed as : Emulsification Coagulation Absorption Adsorption Emulsification Coagulation Absorption Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Conc. HNO3 and conc. HCl Conc. HNO3 and conc. H2SO4 Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Conc. HNO3 and conc. H2SO4 Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hydrogen is not found in atmosphere because It immediately combines with oxygen to form water It is absorbed by plants It is highly inflammable It is the lightest gas It immediately combines with oxygen to form water It is absorbed by plants It is highly inflammable It is the lightest gas ANSWER DOWNLOAD EXAMIANS APP
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