Chemistry Which one is a naturally occuring noble gas Potassium Argon Sodium Boron Potassium Argon Sodium Boron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Phosphine Sulphur dioxide Chlorine Freon Phosphine Sulphur dioxide Chlorine Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Organic compounds are Co-ordination compounds Interstitial compounds Covalent compounds Ionic compounds Co-ordination compounds Interstitial compounds Covalent compounds Ionic compounds ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Phenyl acetate Acetophenone Acetone Acetic acid Phenyl acetate Acetophenone Acetone Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Eutrophication None of these Green house effect Smog Eutrophication None of these Green house effect Smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by CO2and CFCs SO2 and NO2 SO2 and particulates NO2and particulates CO2and CFCs SO2 and NO2 SO2 and particulates NO2and particulates ANSWER DOWNLOAD EXAMIANS APP
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