Chemistry When a spoon is to be electroplated with nickel the spoon is Made cathode and a pure nickel red, the anode Coated with nickel sulphate and dried Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode Made cathode and a pure nickel red, the anode Coated with nickel sulphate and dried Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by NO Chlorogluorocarbons NO2 SO2 NO Chlorogluorocarbons NO2 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which variety of coal contains recognisable traces of the original plant material ? Anthracite Lignite Bitumen Peat Anthracite Lignite Bitumen Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Rain water River water Sea water Lake water Rain water River water Sea water Lake water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Reducing agent Oxidizing agent Coagulant aid Adsorbent Reducing agent Oxidizing agent Coagulant aid Adsorbent ANSWER DOWNLOAD EXAMIANS APP
Chemistry PVC is obtained by the polymerisation of Acetylene Styrene Propane Vinyl chloride Acetylene Styrene Propane Vinyl chloride ANSWER DOWNLOAD EXAMIANS APP
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