Chemistry Ozone layer of atmosphere absorbs: Infra-red rays Cosmic rays. All radiations of Light Ultraviolet rays Infra-red rays Cosmic rays. All radiations of Light Ultraviolet rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Carbohydrates Biomass Coal Crude oil Carbohydrates Biomass Coal Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a derivative of barbituric acid Veronal Nembutal Amytal Equanil Veronal Nembutal Amytal Equanil ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of covalent formed by nitrogen is 1 4 3 2 1 4 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Oxygen over slaked lime Chlorine over quick lirne Chlorine over slaked lime Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over quick lirne Chlorine over slaked lime Carbon dioxide over slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry ice is the solid form of : Water Nitrogen Carbon di–oxide Air Water Nitrogen Carbon di–oxide Air ANSWER DOWNLOAD EXAMIANS APP
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