Chemistry Oxygen has (+) oxidation number only in N2O OF2 C12O H2O (2) N2O OF2 C12O H2O (2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Manganese Mercury Molybdenum Lead Manganese Mercury Molybdenum Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following chemicals helps in fruit ripening? Isoproturan Ethephon Malathion Atrazine Isoproturan Ethephon Malathion Atrazine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Oxides of nitrogen Carbon dioxide Carbon monoxide Oxides of sulphur Oxides of nitrogen Carbon dioxide Carbon monoxide Oxides of sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in Rain water River water Sea water Distilled water Rain water River water Sea water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Supersonic jet causes pollution by thinning of O3 layer CO2 layer SO2 layer O 2 layer O3 layer CO2 layer SO2 layer O 2 layer ANSWER DOWNLOAD EXAMIANS APP
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