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General Knowledge on Chemistry | GK Test on Chemistry Page 13
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Chemistry

General Knowledge on Chemistry

(Click on suggested Options to select the answer | Color Red means : Wrong & Green Means: Correct)

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121. Which one of the following is correct ? Butter is
122. Natural Opal which is commonly used as gemstone in many countries is mainly
123. Which one of the following pairs of metals is present in the cytochrome -c and chlorophyll respectively?
124. Which one among the following is the chief compound used in Pepper spray, a riot control agent ?
125. Gold is mainly extracted by
126. The pure from of carbon is
127. Which one of the following fatty acids consists only the essential fatty acids ?
128. Which one of the following is the major component of the photochemical smog ?
129. Commercially vulcanisation of rubber involves
130. 'Freon' used as refrigerants is chemically known as
  • A. fluorinated aromatic compound
  • B. fluorinated hydrocarbon
  • C. chlorinated hydrocarbon
  • D. chlorofluoro hydrocarbon
  • Check Answer | Discussion

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