Chemistry The most important ore of aluminium is magnetite haematite monazite bauxite magnetite haematite monazite bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Depletion of ozone layer in the stratosphere Oxygen fertilization effect Carbon dioxide ferilization effect Global warming Depletion of ozone layer in the stratosphere Oxygen fertilization effect Carbon dioxide ferilization effect Global warming ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following elements is found in maximum percentage in the human body ? Nitrozen Oxyzen Carbon Hydrogen Nitrozen Oxyzen Carbon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is 4J 2J Infinity 4J 2J Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance that is added to make natural rubber strong and more bouncy is Sulphur Polythene Chlorine Sponge Sulphur Polythene Chlorine Sponge ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 7.2 x 5x/36 5x x/6 7.2 x 5x/36 5x x/6 ANSWER DOWNLOAD EXAMIANS APP
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