Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Citric acid Carbonic acid Acetic acid Lactic acid Citric acid Carbonic acid Acetic acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide level in the atmosphere can be reduced by using Catalytic converters in industry More efficient car engines Low - sulphur fuels Static electricity to attract it in factory chimneys Catalytic converters in industry More efficient car engines Low - sulphur fuels Static electricity to attract it in factory chimneys ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Helium Krypton Argon Radon Helium Krypton Argon Radon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Trimethyl lead Tetramethyl lead Triethyl lead Tetraethyl lead Trimethyl lead Tetramethyl lead Triethyl lead Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical symbol of mercury Mg None of these Mr Hg Mg None of these Mr Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by the pollution of environment by Nitrous oxide and Sulphur dioxide Carbon dioxide and Nitrogen Carbon monoxide and Carbon dioxide Ozone and Carbon dioxide Nitrous oxide and Sulphur dioxide Carbon dioxide and Nitrogen Carbon monoxide and Carbon dioxide Ozone and Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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