Chemistry In a Carbonyl group a carbon atom makes double bond with Hydrogen Carbon None of these Oxygen Hydrogen Carbon None of these Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Calcium salts used as fertilizer is : Calcium Sulphate Calcium Cyanide Calcium Carbonate Calcium Carbide Calcium Sulphate Calcium Cyanide Calcium Carbonate Calcium Carbide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon footprint can be reduced by Recycling waste materials Using energy efficient appliances All of these Commuting by public transport Recycling waste materials Using energy efficient appliances All of these Commuting by public transport ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Leaded gasoline Insecticides Sewage Tobacco Leaded gasoline Insecticides Sewage Tobacco ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because The molecules in them are very close to each other The molecules in them collide very freely They contain free electrons They contain reflecting surface The molecules in them are very close to each other The molecules in them collide very freely They contain free electrons They contain reflecting surface ANSWER DOWNLOAD EXAMIANS APP
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