Multiple Choice
Allene, C3H4 (shown below) , is one component of gas used for high-temperature welding. According to the valence bond model, which is a proper description of the bonding on the central carbon atom in allene?
A) It shares four bonds, two with each carbon atom on either side.
B) It shares four σ bonds, two with each carbon atom on either side.
C) It shares one σ bond and one bond with each carbon atom on either side.
D) It shares two σ bonds with the carbon atom on the left, and two bonds with the carbon atom on the right.
E) It shares two σ bonds with the carbon atom on the right, and two bonds with the carbon atom on the left.
Correct Answer:

Verified
Correct Answer:
Verified
Q25: Indicate the type of hybrid orbitals used
Q26: Which molecular formula corresponds to a structural
Q27: What is the total number of electron
Q28: How many electron domains are on the
Q29: The hybridization of the central nitrogen atom
Q31: The PCl<sub>5</sub> molecule has<br>A) nonpolar bonds, and
Q32: The number of π bonds in phosgene,
Q33: What is the molecular geometry of HOF
Q34: What is the number of lone electron
Q38: The BrF<sub>5</sub> molecule has polar bonds and