Chemistry What is the element required for solar energy conversion ? Ultra pure carbon Tantalum Silicon Beryllium Ultra pure carbon Tantalum Silicon Beryllium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the fuels given below, the one with highest calorific value is Coke Coal Wood Natural gas Coke Coal Wood Natural gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has High bond dissociation energy Smaller atomic radius High nuclear charge Stable half filled 2p sub level High bond dissociation energy Smaller atomic radius High nuclear charge Stable half filled 2p sub level ANSWER DOWNLOAD EXAMIANS APP
Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic acid Nitric acid and acetic anhydride Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic acid Nitric acid and acetic anhydride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Troposphere Ionosphere Mesosphere Stratosphere Troposphere Ionosphere Mesosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in developing photographic films is Hypo Sodium sulphate Hydroquinone Silver bromide Hypo Sodium sulphate Hydroquinone Silver bromide ANSWER DOWNLOAD EXAMIANS APP
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