GENERAL KNOWLEDGE | QUIZ | CHEMISTRY | 14 | QUESTIONS BASED ON CHEMISTRY

DIRECTIONS : Questions based on Chemistry.

66.     Which alloy contains nickel?
      A.  Brass
      B.  Bronze
      C.  Invar
      D.  Solder
 Ans: C.

67.     Which one of the following elements is not present in stainless steel?
      A.  Iron
      B.  Tungsten
      C.  Chromium
      D.  Nickel
 Ans: B.

68.     Bronze is an alloy of
      A.  Tin and zinc
      B.  Iron and zinc
      C.  Copper and zinc
      D.  Copper and tin
 Ans: D.

69.     Which of the following is a super cooled liquid?
      A.  Teflon
      B.  Glass
      C.  Mercury
      D.  Ice cream
 Ans: B.

70.     Curd is sour due to presence of
      A.  Acidic acid
      B.  Tartaric acid
      C.  Lactic acid
      D.  Oxalic acid
Ans: C.