Chemistry The manufacture of iron from iron ore involves the process of Oxidation Electrolysis Reduction Fractional distillation Oxidation Electrolysis Reduction Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : None of the options Elimination reaction Addition reaction Substitution reaction None of the options Elimination reaction Addition reaction Substitution reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The noble gas used in radiotherapy is Radon Neon Argon Xenon Radon Neon Argon Xenon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Algae Arsenic Bacteria Dust Algae Arsenic Bacteria Dust ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 0.01 2 0.05 1 0.01 2 0.05 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas used by the police to disperse the mob contains Chlorine Carbon dioxide Hydrogen sulphide Ammonia Chlorine Carbon dioxide Hydrogen sulphide Ammonia ANSWER DOWNLOAD EXAMIANS APP
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