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USA Physics and Chemistry Contests
National Chemistry Olympiad
2004 National Chemistry Olympiad
52
52
Part of
2004 National Chemistry Olympiad
Problems
(1)
2004 USNCO Problem 52: Carbon Monoxide Bond
Source:
7/22/2013
The triple bond in carbon monoxide consists of
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3 sigma bonds
<span class='latex-bold'>(A) </span> \text{3 sigma bonds}\qquad
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3 sigma bonds
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2 sigma bonds and 1 pi bond
<span class='latex-bold'>(B) </span> \text{2 sigma bonds and 1 pi bond}\qquad
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2 sigma bonds and 1 pi bond
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1 sigma bond and 2 pi bonds
<span class='latex-bold'>(C) </span> \text{1 sigma bond and 2 pi bonds}\qquad
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C
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1 sigma bond and 2 pi bonds
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3 pi bonds
<span class='latex-bold'>(D) </span> \text{3 pi bonds}\qquad
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3 pi bonds