Chemistry Which of the following phenomenon is considered responsible for Global Warming? Fire in coal mines Trade winds Greenhouse effect Dry farming Fire in coal mines Trade winds Greenhouse effect Dry farming ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Helium Sodium Lithium Hydrogen Helium Sodium Lithium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Calcium salts used as fertilizer is : Calcium Cyanide Calcium Carbonate Calcium Carbide Calcium Sulphate Calcium Cyanide Calcium Carbonate Calcium Carbide Calcium Sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Methane and carbon dioxide Methane and carbon monoxide Isobutane and propane Carbon dioxide and oxygen Methane and carbon dioxide Methane and carbon monoxide Isobutane and propane Carbon dioxide and oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Hydrogen Carbon dioxide Chlorofluorocarbon Nitric oxide Hydrogen Carbon dioxide Chlorofluorocarbon Nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals is used to galvanise iron ? Lead Zinc Mercury Copper Lead Zinc Mercury Copper ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS