Chemistry Acid rain' is caused due to air - pollution by Carbon dioxide Methane Carbon monoxide Nitrous oxide and sulphur dioxide Carbon dioxide Methane Carbon monoxide Nitrous oxide and sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas mainly contains Carbon monoxide Hydrogen sulphide Carbon dioxide Methane Carbon monoxide Hydrogen sulphide Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Indane gas is mixture of Butane and hydrogen Butane and propane Methane and oxygen Butane and oxygen Butane and hydrogen Butane and propane Methane and oxygen Butane and oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following electrodes is used in strongly alkaline solution Silver - silver chloride electrode Mercury - mercurous chloride electrode Mercury - mercurous sulphate electrode Mercury - mercuric oxide electrode Silver - silver chloride electrode Mercury - mercurous chloride electrode Mercury - mercurous sulphate electrode Mercury - mercuric oxide electrode ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 330 92 146 238 330 92 146 238 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals has least melting point ? Copper Silver Gold Mercury Copper Silver Gold Mercury ANSWER DOWNLOAD EXAMIANS APP
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