Chemistry Petroleum consists of a mixture of Carbohydrates Carbonates Carbides Hydrocarbons Carbohydrates Carbonates Carbides Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has Smaller atomic radius High nuclear charge Stable half filled 2p sub level High bond dissociation energy Smaller atomic radius High nuclear charge Stable half filled 2p sub level High bond dissociation energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stainless steel is usually made by alloying the steel with Copper and nickel Manganese and copper Copper and chromium Chromium and nickel Copper and nickel Manganese and copper Copper and chromium Chromium and nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Lake water Sea water Rain water River water Lake water Sea water Rain water River water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 200 50 100 500 200 50 100 500 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Sodium Thorium Potassium Uranium Sodium Thorium Potassium Uranium ANSWER DOWNLOAD EXAMIANS APP
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