GENERAL KNOWLEDGE | QUIZ | CHEMISTRY | 2 | QUESTIONS BASED ON CHEMISTRY

DIRECTIONS : Questions based on Chemistry.

6.     Nail polish remover contains
      A.  Acetone
      B.  Benzeme
      C.  Petroleum ether
      D.  Acetic acid
 Ans: A.

7.     Which one of the following correctly defines the state of glass?
      A.  Crystalline solid
      B.  Super cooled liquid
      C.  Condensed gas
      D.  Liquid crystal
 Ans: B.

8.     Which one of the following is an element which never exhibits positive oxidation state in any of its compounds?
      A.  Oxygen
      B.  Chlorine
      C.  Fluorine
      D.  Carbon
 Ans: C.

9.     Which one of the following materials is suitable for water purification?
      A.  Silicones
      B.  Zeolites
      C.  Asbestos
      D.  Quartz
 Ans: B.

10.     Which one of the following is a major constituent of Biogas ?
      A.  Carbon dioxide
      B.  methane
      C.  hydrogen
      D.  nitrogen dioxide
 Ans: B.