Chemistry The gas which emits from rice field is Nitrogen All of these Methane Ethane Nitrogen All of these Methane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Piped Natural Gas (PNG) is used for Welding Mining Cooking Anaesthesia Welding Mining Cooking Anaesthesia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum is a mixture of Polymers Hydrocarbons Salts Elements Polymers Hydrocarbons Salts Elements ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals can displace copper from copper sulphate solution ? Mercury Gold Platinum Iron Mercury Gold Platinum Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Platinum Zinc Lead Mercury Platinum Zinc Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
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