Chemistry Copper is refined by Oxidation Electrolysis Roasting Zone refining Oxidation Electrolysis Roasting Zone refining ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in German-silver? Nickel Zinc Silver Copper Nickel Zinc Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Lactic acid Acetic acid Carbonic acid Citric acid Lactic acid Acetic acid Carbonic acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Nitrogen Nitrogen dioxide Carbon monoxide Carbon dioxide Nitrogen Nitrogen dioxide Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver, an alloy, does not contain the metal Zinc Silver Copper Nickel Zinc Silver Copper Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The strongest acid of the following is O-nitrophenol M-nitrophenol P-chlorophenol P-nitrophenol O-nitrophenol M-nitrophenol P-chlorophenol P-nitrophenol ANSWER DOWNLOAD EXAMIANS APP