Chemistry Silver gets corroded due to ________ in air. Hydrogen Sulphide Nitrogen Carbon dioxide Oxygen Hydrogen Sulphide Nitrogen Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the atmosphere is mainly caused by Nitrogen dioxide Chlorofluorocarbon Hydrogen sulphide Sulphur dioxide Nitrogen dioxide Chlorofluorocarbon Hydrogen sulphide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The components of water can be separated by Physical methods They can not be separated Chemical methods Both A and B Physical methods They can not be separated Chemical methods Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Peroxyacetyl nitrate Carbon dioxide Nitric oxide Sulphur dioxide Peroxyacetyl nitrate Carbon dioxide Nitric oxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is used to manufacture which of the following ? Artificial silk Terylene Nylon Rubber Artificial silk Terylene Nylon Rubber ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a Carbonyl group a carbon atom makes double bond with Hydrogen Oxygen Carbon None of these Hydrogen Oxygen Carbon None of these ANSWER DOWNLOAD EXAMIANS APP
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