Chemistry Quiz Questions and Answers

9. Which one among the following does not have an allotrope?
  A.  Oxygen
  B.  Sulphur
  C.  Carbon
  D.  Nitrogen
Answer
Ans: D
Nitrogen
10. The inert gas abundantly found in atmosphere is
  A.  Ar
  B.  Xe
  C.  Kr
  D.  He
Answer
Ans: A
Ar
11. The important metal used with iron to produce stainless steel is
  A.  Chromium
  B.  Aluminium
  C.  Tin
  D.  Carbon
Answer
Ans: A
Chromium
12. Nitric acid is manufactured by
  A.  Solvay process
  B.  Haber process
  C.  Contact process
  D.  Ostwald’s process
Answer
Ans: D
Ostwald’s process
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