Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Argon Neon Helium Oxygen Argon Neon Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Sulphur dioxide Nitrogen dioxide Methane Carbon monoxide Sulphur dioxide Nitrogen dioxide Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electropositive elements among the following is Na K Ca Cs Na K Ca Cs ANSWER DOWNLOAD EXAMIANS APP
Chemistry Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called Mists Smoke Fumes Aerosols Mists Smoke Fumes Aerosols ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is also used as a Bio fertilizer? Urea Ammonia Uric Acid None of these Urea Ammonia Uric Acid None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Zero Depends on whether the reaction is exothermic or endothermic Negative Positive Zero Depends on whether the reaction is exothermic or endothermic Negative Positive ANSWER DOWNLOAD EXAMIANS APP
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