Chemistry When Hydrogen starts burning in air, it produces ? Water Ammonia Carbonic Acid Methane Water Ammonia Carbonic Acid Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain' is caused due to air - pollution by Carbon monoxide Methane Nitrous oxide and sulphur dioxide Carbon dioxide Carbon monoxide Methane Nitrous oxide and sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Nitro-lime Ammonium sulphate Urea Ammonium nitrate Nitro-lime Ammonium sulphate Urea Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Piped Natural Gas (PNG) is used for Anaesthesia Cooking Welding Mining Anaesthesia Cooking Welding Mining ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol are miscible with each other The flame is too hot for water to cool it down ANSWER DOWNLOAD EXAMIANS APP
Chemistry The strongest oxidizing agent among the following is: Iodine Chlorine Fluorine Oxygen Iodine Chlorine Fluorine Oxygen ANSWER DOWNLOAD EXAMIANS APP
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