Chemistry The apparatus used to test acidity of aqueous solution is Acidmeter Hygrometer PH meter Ammeter Acidmeter Hygrometer PH meter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove rust stains on cloth? Petrol Lime Oxalic acid solution Kerosene Petrol Lime Oxalic acid solution Kerosene ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Positive Zero Negative Depends on whether the reaction is exothermic or endothermic Positive Zero Negative Depends on whether the reaction is exothermic or endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is known as carbolic acid? Ethanol Oxalic acid Acetic acid Phenol Ethanol Oxalic acid Acetic acid Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to The low ionisation energy of sodium sublimation of sodium to emit yellow colour 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 The low ionisation energy of sodium sublimation of sodium to emit yellow colour 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 scientist who experimentally proved the existance of positron is Bethe Anderson Fermi Bohr Bethe Anderson Fermi Bohr ANSWER DOWNLOAD EXAMIANS APP
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