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Chemistry Questions and Answers

General Science
141. Sodium bicarbonate is called
 
  • A. washing soda
  • B. common salt
  • C. baking soda
  • D. gypsum
 
 
142. Which of the following substance is highly plastic?
 
  • A. quartz
  • B. mica
  • C. clay
  • D. granite
 
143. Oxygen and ozone are
 
  • A. allotropes
  • B. isomers
  • C. isotopes
  • D. isobars
 
144. Urea is a ----- fertilizer
 
  • A. nitrogenous
  • B. potash
  • C. phosphate
  • D. none of these