Chemistry Pyrethrin used in mosquito coil is obtained from A fungus A bacterium An insect A seed plant A fungus A bacterium An insect A seed plant ANSWER DOWNLOAD EXAMIANS APP
Chemistry When there are two electrons in the same orbital, they have: Opposite spin Same or opposite spin Same spin No spin Opposite spin Same or opposite spin Same spin No spin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Hydrogen Nitric oxide Carbon dioxide Chlorofluorocarbon Hydrogen Nitric oxide Carbon dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.305 0.27 0.18 0.25 0.305 0.27 0.18 0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In silvery paints, the main constituent present is Lead powder White lead Silver powder Aluminium powder Lead powder White lead Silver powder Aluminium powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen in water is commonly found in the form of Nitrite Nitrous oxide Nitric oxide Nitrate Nitrite Nitrous oxide Nitric oxide Nitrate ANSWER DOWNLOAD EXAMIANS APP
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