Chemistry 8 Quiz 2021

What type of bond forms from orbitals overlapping end to end?

• pi

• sigma

• gamma

• delta

What type of bonds make up triple bonds?

• one sigma and two pi

• two sigma and one pi

• one sigma and one pi

• one sigma and zero pi

For some molecules, no single Leqis structure can completely describe the distribution of electrons. The display of an intermediate character within the bonds of such molecules is called___________

• antibonding

• resonance

• polarity

• hybridization

How many signa and pi bonds are there in a molecule of N2?

• one sigma and two pi

• two sigma and one pi

• one sigma and one pi

• one sigma and zero pi

Which of the following bonds is the strongest?

• single

• double

• triple

• they are all equal in strength

No single theory of bonding accounts for everything that chemists observe about covalent bonds..

• true

• false

A sigma bond can form from the overlap of either s orbitals or p orbitals.

• true

• false

According to the valence bond theory, side-by-side bonds are called pi bonds.

• true

• false

Sigma bonds form only from s orbitals and pi bonds form only from p orbitals.

• true

• false

A sigma bond is stronger than a pi bond.

• true

• false