Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Caffeine Cocaine Morphine Tannin Caffeine Cocaine Morphine Tannin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Crude oil Carbohydrates Coal Biomass Crude oil Carbohydrates Coal Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process ANSWER DOWNLOAD EXAMIANS APP
Chemistry Williamson's synthesis is widely used in the laboratory preparation of Esters Ethers Alcohols Aldehydes Esters Ethers Alcohols Aldehydes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Sodium Aluminium Silver Calcium Sodium Aluminium Silver Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Acetylene Methane Butane Ethane Acetylene Methane Butane Ethane ANSWER DOWNLOAD EXAMIANS APP
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