Chemistry The element used for making solar cells is Sodium Silicon Magnesium Calcium Sodium Silicon Magnesium Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of a condensation reaction an oxidation reaction an elimination reaction an addition reaction a condensation reaction an oxidation reaction an elimination reaction an addition reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Molasses a by-product in the manufacture of sugar, is converted into Pulp Paper Alcohol Fuel Pulp Paper Alcohol Fuel ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver, an alloy, does not contain the metal Copper Zinc Nickel Silver Copper Zinc Nickel Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a donor atom? Arsenic Antimony Aluminium Phosphorus Arsenic Antimony Aluminium Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Chlorofluorocarbons Nitrous oxide Methane Carbon dioxide Chlorofluorocarbons Nitrous oxide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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