Chemistry Which of the following is a man-made source of air pollution ? Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Methyl alcohol Glycerol Propyl alcohol Ethyl alcohol Methyl alcohol Glycerol Propyl alcohol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Iodine Bromine Chlorine Fluorine Iodine Bromine Chlorine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Borax powder Bleaching powder Soda powder Alum Borax powder Bleaching powder Soda powder Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not an anasthetic agent in surgical operations? Acetone Nitrous oxide Ether Chloroform Acetone Nitrous oxide Ether Chloroform ANSWER DOWNLOAD EXAMIANS APP
Chemistry The absolute temperature of a gas is doubled and the pressure is reduced to half, the volume of the gas Will increase four-fold Will be doubled Remains unchanged Will be reduced to half Will increase four-fold Will be doubled Remains unchanged Will be reduced to half ANSWER DOWNLOAD EXAMIANS APP