Chemistry In its reaction with silver nitrate, C2H2 shows Oxidising property Basic property Reducing property Acidic property Oxidising property Basic property Reducing property Acidic property ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 1 0.05 2 0.01 1 0.05 2 0.01 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 Methane Carbon monoxide Ethane Carbon di-oxide Methane Carbon monoxide Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is It is insoluble in water It is a odourless gas Its aqueous solution turns red litmus blue It is a yellowish gas It is insoluble in water It is a odourless gas Its aqueous solution turns red litmus blue It is a yellowish gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following could be used as fuel in propellant or rockets ? Liquid Nitrogen + Liquid Oxygen Liquid Oxygen + Liquid Argon Liquid Hydrogen + Liquid Nitrogen Liquid Hydrogen + Liquid Oxygen Liquid Nitrogen + Liquid Oxygen Liquid Oxygen + Liquid Argon Liquid Hydrogen + Liquid Nitrogen Liquid Hydrogen + Liquid Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Positrons Electrons Neutrons Protons Positrons Electrons Neutrons Protons ANSWER DOWNLOAD EXAMIANS APP
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