Chemistry Which one of the following mineral does not contain oxygen ? Haematite Cryolite Calcite Bauxite Haematite Cryolite Calcite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Natural gas Agricultural waste Dried dung Sun Natural gas Agricultural waste Dried dung Sun ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by NO2 Chlorogluorocarbons SO2 NO NO2 Chlorogluorocarbons SO2 NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following statements are correct about chloroform? a. Liquid fuel b. Anaesthetic in nature c. Produces phosgene d. Fire extinguisher B, c A, b A, c D, a B, c A, b A, c D, a ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Silicon Oxygen Calcium Nitrogen Silicon Oxygen Calcium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry 1 carat of diamond is equal to 100 g 100 mg 200 mg 200 g 100 g 100 mg 200 mg 200 g ANSWER DOWNLOAD EXAMIANS APP
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