Chemistry Among the following, which is always found in free-state in nature? Silver Copper Gold Sodium Silver Copper Gold Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents could not give much lather Detergents give lather even with hard water Soaps give lather with only soft water Detergents are soluble in water Detergents could not give much lather Detergents give lather even with hard water Soaps give lather with only soft water Detergents are soluble in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Citric acid Acetic acid Oxalic acid Formic acid Citric acid Acetic acid Oxalic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Williamson's synthesis is widely used in the laboratory preparation of Aldehydes Alcohols Esters Ethers Aldehydes Alcohols Esters Ethers ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Silicon Oxygen Nitrogen Calcium Silicon Oxygen Nitrogen Calcium ANSWER DOWNLOAD EXAMIANS APP
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