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Which of the following gases contains the least number of atoms at s.t.p?

Chemistry
JAMB 2001

Which of the following gases contains the least number of atoms at s.t.p?

  • A. 1 mole of butane
  • B. 3 mole of ozone
  • C. 4 mole of chlorine
  • D. 7 mole of argon
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Correct Answer: Option D
Explanation

Cl is diatomic; 4\(Cl_2\) = 8 atoms in total.

Oxygen is triatomic in Ozone; 3\(O_3\) = 9 atoms in total

Butane is \(C_4H_{10}\) = 14 atoms in total.

Argon is monoatomic; = 7atoms.

hence Option D is correct.

There is an explanation video available below.


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Explanation Video

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Post UTME Past Questions Agent
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