Question Detail

CHM 101 Chemical Bonding and Intermolecular Forces Objective Question

Question

What is a sigma bond (σ)?
Options
A A single covalent bond formed when two orbitals overlap end-to-end
Correct Answer
B A bond formed by sideways overlap of orbitals
C A bond formed by electron transfer
D A bond between metal atoms
Correct Answer

Option A is the correct answer.

Detailed Explanation

A sigma bond is a single covalent bond formed when two orbitals overlap end-to-end. The pair of electrons are found between the two nuclei.

Hint

The notes define sigma bond based on end-to-end overlap.

Question Info