Chemistry Electrolysis of an aqueous solution of copper sulphate using copper electrodes gives Copper at cathode and oxygen at anode Hydrogen at cathode and oxygen at anode Copper at anode and oxygen at cathode. Copper at cathode and anodes dissolve to give copper Copper at cathode and oxygen at anode Hydrogen at cathode and oxygen at anode Copper at anode and oxygen at cathode. Copper at cathode and anodes dissolve to give copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Carbon dioxide Hydrogen Sulphide Oxygen Nitrogen Carbon dioxide Hydrogen Sulphide Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Reduced crop yield Cancer Silicosis Respiratory diseases (e.g.asthma) Reduced crop yield Cancer Silicosis Respiratory diseases (e.g.asthma) ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of heterocyclic compound is Naphthalene Anthracene Furan Benzene Naphthalene Anthracene Furan Benzene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is an aqueous solution of Citric acid Hydrochloric acid Oxalic acid Acetic acid Citric acid Hydrochloric acid Oxalic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Helium Neon Hydrogen Argon Helium Neon Hydrogen Argon ANSWER DOWNLOAD EXAMIANS APP