Chemistry Which of the following is not a natural source of hydrocarbon? Mica Petroleum Coal Natural Gas Mica Petroleum Coal Natural Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Ethane Methane Acetylene Butane Ethane Methane Acetylene Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Sodium chloride Hydrogen peroxide Saltpetre Borax Sodium chloride Hydrogen peroxide Saltpetre Borax ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has no unit Electron affinity Ionization energy Excitation potential Electronegativity Electron affinity Ionization energy Excitation potential Electronegativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Ammonia Diethylamine Ethylamine Triethylamine Ammonia Diethylamine Ethylamine Triethylamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Stratosphere Ionosphere Exosphere Troposphere Stratosphere Ionosphere Exosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
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