Chemistry Which gas does not form the part of atmosphere ? Helium None of these Chlorine Nitrogen Helium None of these Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the earth’s atmosphere is Argon Nitrogen Oxygen Krypton Argon Nitrogen Oxygen Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to SO2 N2O SO3 NO2 SO2 N2O SO3 NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Ozone gas Carbon dioxide Carbon Monoxide Methane Ozone gas Carbon dioxide Carbon Monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry 1 carat of diamond is equal to 100 mg 100 g 200 mg 200 g 100 mg 100 g 200 mg 200 g ANSWER DOWNLOAD EXAMIANS APP
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