Chemistry Iron rusts quickly in Rain water River water Distilled water Sea water Rain water River water Distilled water Sea water ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Avogadro Newton Pascal Dalton Avogadro Newton Pascal Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry In upper layer of atmosphere ozone is formed by The action of ultraviolet rays on oxygen The action of nitrogen on oxygen in atmosphere Subjecting oxygen to high pressure The combination of oxygen molecules The action of ultraviolet rays on oxygen The action of nitrogen on oxygen in atmosphere Subjecting oxygen to high pressure The combination of oxygen molecules ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not an anasthetic agent in surgical operations? Acetone Chloroform Ether Nitrous oxide Acetone Chloroform Ether Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon di-oxide Ethane Carbon monoxide Methane Carbon di-oxide Ethane Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP