Chemistry Which is not a green house gas ? CH4 Chlorofluorocarbons N2O CO2 CH4 Chlorofluorocarbons N2O CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Oxygen and Iron Silicon and Iron Oxygen and Silicon Silicon and Aluminium Oxygen and Iron Silicon and Iron Oxygen and Silicon Silicon and Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? 12 Zero 18 6 12 Zero 18 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents are Sodium salt of benzoic acid Sodium salts of sulphonic acids None of these Sodium salts of fatty acids Sodium salt of benzoic acid Sodium salts of sulphonic acids None of these Sodium salts of fatty acids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not form oxyacid ? Sulphur Chlorine Fluorine Nitrogen Sulphur Chlorine Fluorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? BHT Saccharin Sodium metabisulphite Sodium sulphate BHT Saccharin Sodium metabisulphite Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
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