Chemistry The natural source of hydro-carbon is Carbohydrates Crude oil Coal Biomass Carbohydrates Crude oil Coal Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Ethylene Acetylene Styrene Methane Ethylene Acetylene Styrene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry If a buffer solution is diluted its pH Remains same Is decreased Is increased Will slowly increase and then it will decrease Remains same Is decreased Is increased Will slowly increase and then it will decrease ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Carbon dioxide Oxygen Hydrogen Sulphide Nitrogen Carbon dioxide Oxygen Hydrogen Sulphide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rusting of iron takes place due to Corrosion Carbonation Exfoliation Oxidation Corrosion Carbonation Exfoliation Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not an anasthetic agent in surgical operations? Acetone Nitrous oxide Chloroform Ether Acetone Nitrous oxide Chloroform Ether ANSWER DOWNLOAD EXAMIANS APP
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