Chemistry Poison used for killing rats is Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Sedimentation Precipitation Electrophoresis Filteration Sedimentation Precipitation Electrophoresis Filteration ANSWER DOWNLOAD EXAMIANS APP
Chemistry A detergent is a Drug Cleansing agent Catalyst Soap Drug Cleansing agent Catalyst Soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Remove water content Aerate the sewage Remove suspended solids Disinfect the sewage Remove water content Aerate the sewage Remove suspended solids Disinfect the sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Oxygen Helium Argon Neon Oxygen Helium Argon Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum consists of a mixture of Carbides Carbohydrates Hydrocarbons Carbonates Carbides Carbohydrates Hydrocarbons Carbonates ANSWER DOWNLOAD EXAMIANS APP
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