Chemistry How many electrons in a Hydrogen atom One Two Four Three One Two Four Three ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 0.21 0.01 1 0.78 0.21 0.01 1 0.78 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of copper on iron Deposition of zinc on iron Deposition of tin on iron Deposition of aluminium on iron Deposition of copper on iron Deposition of zinc on iron Deposition of tin on iron Deposition of aluminium on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Nitrogen dioxide, ether Ether, Ammonia Chloroform, Nitrogen dioxide Nitrous oxide, Chloroform Nitrogen dioxide, ether Ether, Ammonia Chloroform, Nitrogen dioxide Nitrous oxide, Chloroform ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for filling weather balloons is Nitrogen Hydrogen Helium Air Nitrogen Hydrogen Helium Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Caustic soda Sodium hydroxide Soda ash Caustic potash Caustic soda Sodium hydroxide Soda ash Caustic potash ANSWER DOWNLOAD EXAMIANS APP
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