Chemistry Which is a natural colloid ? Cane-sugar Blood Sodium chloride Urea Cane-sugar Blood Sodium chloride Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Ammonia Amino acids Nitrogenase Nitrates Ammonia Amino acids Nitrogenase Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following 1,3-butadiene Acrylonitrile 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene 1,3-butadiene Acrylonitrile 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to 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 Its ability to absorb all other colours except yellow ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Petroleum Coal Natural Gas Geothermal energy Petroleum Coal Natural Gas Geothermal energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Gold Copper Silver Sodium Gold Copper Silver Sodium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS