Question

Which of the following is an incorrect statement?

• A. Hydrogen bonding is stronger than dispersion forces
• B. Sigma bonds are stronger than $\pi$-bonds
• C. lonic bonding is non-directional :
• D. $\sigma$-electrons are referred to as mobile electrons

Answer 1

Answer: (D)

$\sigma$-electrons are referred to as mobile electrons

Answer 2

$\pi$-electrons are referred to as mobile electrons (with respect to graphite).