Chemistry When a spoon is to be electroplated with nickel the spoon is Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution Made anode and a pure nickel rod, the cathode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Bleaching Oxidation Reduction Adsorption Bleaching Oxidation Reduction Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Argon Helium Krypton Neon Argon Helium Krypton Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of O2 Both A and B None of these N2 O2 Both A and B None of these N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used In softening water In paper industry In making tooth paste As purgative In softening water In paper industry In making tooth paste As purgative ANSWER DOWNLOAD EXAMIANS APP
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