Which Statement About Sigma $\sigma$ ) and Pi $\pi$ ) Bonds Is Not Correct?
A) a Sigma Bond Has

question 56

Multiple Choice

Which statement about sigma ( $\sigma$ ) and pi ( $\pi$ ) bonds is not correct?

• A) A sigma bond has the region of high electron density aligned along the bond axis, which is the line connecting the two atoms.
• B) A pi bond has regions of high electron density lying above and below the bond axis, which is the line connecting the two atoms.
• C) A pi bond commonly is formed from the overlap of two unhybridized atomic 2p orbitals.
• D) In the trigonal planar geometry, the sigma bonds are formed from the overlap of an sp² hybridized orbital with another orbital.
• E) The molecule acetylene, C₂H₂, has five sigma bonds and one pi bond.

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