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Chemistry Questions and Answers

General Science
117. Human bone does not contain
 
  • A. carbon
  • B. calcium
  • C. oxygen
  • D. phosphorous
 
 
118. Water drops are spherical because of
 
  • A. polarity
  • B. surface tension
  • C. viscosity
  • D. density is one
 
119. Carbon monoxide is
 
  • A. basic
  • B. acidic
  • C. amphoteric
  • D. neutral
 
120. In gobar gas plant, which one of the following gases released?
 
  • A. hydrogen
  • B. oxygen
  • C. hydrogen sulphite
  • D. methane