Chemistry Number of neutrons in an atom of hydrogen is Two Zero One Three Two Zero One Three ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is used in storage batteries? Tin Zinc Copper Lead Tin Zinc Copper Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Nitrous oxide Sulphur dioxide Carbon dioxide Chlorofluorocarbons Nitrous oxide Sulphur dioxide Carbon dioxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The basic chemical building block of natural rubber obtained from trees is Neoprene Acetylene Vinyl Chloride Isoprene Neoprene Acetylene Vinyl Chloride Isoprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Zincblende Zincite Sphalerite Calamine Zincblende Zincite Sphalerite Calamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the major pollutants of cigarette smoke? Carbon monoxide and benzene Carbon monoxide and nicotine Carbon monoxide and dioxin Dioxin and benzene Carbon monoxide and benzene Carbon monoxide and nicotine Carbon monoxide and dioxin Dioxin and benzene ANSWER DOWNLOAD EXAMIANS APP
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