Chemistry Nitrogen in water is commonly found in the form of Nitrite Nitric oxide Nitrous oxide Nitrate Nitrite Nitric oxide Nitrous oxide Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Benzene cannot undergo : Substitution Oxidation Elimination Addition Substitution Oxidation Elimination Addition ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalytic converters are generally made from : Transition metals Alkaline metals Hydrogen Carbon Transition metals Alkaline metals Hydrogen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is made of Copper and tin Copper, tin and zinc Tin and lead Copper and zinc Copper and tin Copper, tin and zinc Tin and lead Copper and zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Electron Proton Neutron Hydrogen nucleus Electron Proton Neutron Hydrogen nucleus ANSWER DOWNLOAD EXAMIANS APP
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