Chemistry The natural source of hydro-carbon is Crude oil Carbohydrates Coal Biomass Crude oil Carbohydrates Coal Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon monoxide and nitrogen Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon dioxide and carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used In softening water In making tooth paste As purgative In paper industry In softening water In making tooth paste As purgative In paper industry ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcoholic (– OH) group can be identified by : Ozonolysis Reaction Tollen's Reagent Test Esterification Test FeCl3Test Ozonolysis Reaction Tollen's Reagent Test Esterification Test FeCl3Test ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Sodium thiosulphate Silver iodide Silver nitrate Sodium nitrate Sodium thiosulphate Silver iodide Silver nitrate Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called NOAEL LD50 LC50 ADI NOAEL LD50 LC50 ADI ANSWER DOWNLOAD EXAMIANS APP
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