General Knowledge on Chemistry

(Click on suggested Options to select the answer \| Color Red means : Wrong & Green Means: Correct)
161. Who among the following proposed that atom is indivisible? A. Dalton B. Berzelius C. Rutherford D. Avogadro Check Answer \| Discussion 162. Which one among the following is a strong smelling agent added to LPG cylinder to help in the detection of gas leakage? A. Ethanol B. Thioethanol C. Methane D. Chloroform Check Answer \| Discussion 163. Which one among the following substances evolve heat when dissolved in water? A. Potassium nitrate B. Sodium chloride C. Glucose D. Calcium oxide Check Answer \| Discussion 164. Human stomach produces acid 'X' which helps in digestion of food.Acid 'X' is A. acetic acid B. methanoic acid C. hydrochloric acid D. citric acid Check Answer \| Discussion 165. Which bioinsecticide was first developed on commercial scale? A. Morphine B. Quinine C. DDT D. Sporeine Check Answer \| Discussion 166. Which one among the following is not a greenhouse gas? A. Methane B. Ozone C. Chlorofluorocarbon D. Sulphur dioxide Check Answer \| Discussion 167. Which one of the following compounds is frequently found packed with drying tubes? A. Calcium sulphate B. Magnesium chloride C. Calcium chloride D. Sodium thiosulphate Check Answer \| Discussion 168. Which one among the following gas is most responsible for global warming? A. Nitrogen B. Methane C. Carbon dioxide D. Carbon monoxide Check Answer \| Discussion 169. Which of the following is not a natural polymer? A. Wool B. silk C. Cotton D. Teflon Check Answer \| Discussion 170. Which one amongthe following metals is prominently used in mobile phone batteries? A. Copper B. Zinc C. Nickel D. Lithium Check Answer \| Discussion
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General Knowledge on Chemistry

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