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Chemistry Questions and Answers

General Science
41. Ethyl alcohol contains
 
  • A. primary alcohol
  • B. secondary alcohol
  • C. tertiary alcohol
  • D. oxide group
 
 
42. Freezing mixture may contain ice and
 
  • A. sodium chloride
  • B. calcium chloride
  • C. potassium iodide
  • D. all the above
 
43. Which one of the following elements is the most electronegative?
 
  • A. nitrogen
  • B. fluorine
  • C. chlorine
  • D. oxygen
 
44. Which one of the following solutions should have the pH greater than seven?
 
  • A. acidic
  • B. basic
  • C. neutral
  • D. water