Chemistry The most abundant element by number in the living system is : Nitrogen Hydrogen Carbon Oxygen Nitrogen Hydrogen Carbon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is the polymer of : Ethylene Isoprene Butadiene Styrene Ethylene Isoprene Butadiene Styrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as filler in tyre of rubber ? Graphite Coal Carbon black Coke Graphite Coal Carbon black Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas is : Carbonyl chloride Nitrous oxide Bleaching powder Chloroprene Carbonyl chloride Nitrous oxide Bleaching powder Chloroprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electronegative element among the following is oxygen bromine sodium fluorine oxygen bromine sodium fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a spoon is to be electroplated with nickel the spoon is Made anode and a pure nickel rod, the cathode Dipped in a nickel sulphate solution Made cathode and a pure nickel red, the anode Coated with nickel sulphate and dried Made anode and a pure nickel rod, the cathode Dipped in a nickel sulphate solution Made cathode and a pure nickel red, the anode Coated with nickel sulphate and dried ANSWER DOWNLOAD EXAMIANS APP
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