Chemistry An element of atomic no. 29 belongs to S-block P-block F-block D-block S-block P-block F-block D-block ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Phenyl acetate Acetic acid Acetophenone Acetone Phenyl acetate Acetic acid Acetophenone Acetone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not a green house gas ? Chlorofluorocarbons CO2 N2O CH4 Chlorofluorocarbons CO2 N2O CH4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/4 1/3 1/8 1/6 1/4 1/3 1/8 1/6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When formaldehyde and potassium hydroxide are heated, we get Ethyl formate Methane Acetylene Methyl alcohol Ethyl formate Methane Acetylene Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Cadmium Chromium Copper Lead Cadmium Chromium Copper Lead ANSWER DOWNLOAD EXAMIANS APP
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