Chemistry What is the most common salt in sea water ? Calcium carbonate Potassium chloride Sodium chloride Magnesium sulphate Calcium carbonate Potassium chloride Sodium chloride Magnesium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following molecules has a bond order of 2.5 CO NO HCL F2 CO NO HCL F2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electronegative element among the following is sodium fluorine oxygen bromine sodium fluorine oxygen bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Nitrous oxide Sulphur dioxide Chlorofluorocarbons Carbon dioxide Nitrous oxide Sulphur dioxide Chlorofluorocarbons Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Electrolysis Zone refining Oxidation Roasting Electrolysis Zone refining Oxidation Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemistry The constituents of automobile exhaust that can cause cancer is/are : Carbon monoxide Oxides of nitrogen Lead Polycyclic hydrocarbons Carbon monoxide Oxides of nitrogen Lead Polycyclic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
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