Chemistry Which one of the following is extensively used for sterilizing water ? Bleaching powder Borax powder Soda powder Alum Bleaching powder Borax powder Soda powder Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: Cu(NO3)2 CuO CuCO3 Cu(OH)2 CuSO4 Cu(NO3)2 CuO CuCO3 Cu(OH)2 CuSO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is used in storage batteries? Lead Copper Zinc Tin Lead Copper Zinc Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of gobar gas is Methane Butane Carbon dioxide Isobutane Methane Butane Carbon dioxide Isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Natural Gas Petroleum Geothermal energy Coal Natural Gas Petroleum Geothermal energy Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cyanide poisoning causes death in seconds because It breaks the electron transport chain It denatures enzymes of the heart/muscle It causes cardiac arrest It causes Lysis of red blood cells It breaks the electron transport chain It denatures enzymes of the heart/muscle It causes cardiac arrest It causes Lysis of red blood cells ANSWER DOWNLOAD EXAMIANS APP
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