Chemical Bonding, Molecular Shapes, and Intermolecular Force

Hydrogen bonding occurs when hydrogen is bonded to N, O, or F.  Which of the following has hydrogen bonding?

• CBr₄
• NO₂
• H₂S
• NH₃

All molecules have London forces between them, but dipole-dipole and hydrogen bonding are so much stronger that when they are present we can ignore London forces.  Which of these has ONLY London forces?

• I₂
• NH₃
• OCl₂
• SH₂

________________________ have the strongest intermolecular forces of attraction.

• Dipole- Dipole

• Dispersion

• Hydrogen Bonds

Tags

NGSS.HS-PS1-3

Intermolecular forces for: NH₃

• Dispersion Force

• Dipole dipole

• Hydrogen bonding

In the Lewis structure for sulfur dioxide, the molecular geometry is ________________.

• polar

• polar covalent

• bent

What is a molecule that has a positive side and a negative side as a result of an uneven distribution of electrons?

• polar covalent

• polar molecule

• covalent bond

The electron-dot structure (Lewis structure) for which of the following molecules would have two unshared pairs of electrons on the central atom?

• H₂S

• NH₃

• CH₄

• HCN

Intermolecular force present in HCl?

• dipole dipole

• LDF

• H-bond

• ionic

Type of intermolecular force present in I₂, Br₂, and Cl₂.

• dipole dipole

• H-bond

• LDF

• metallic

Intermolecular forces are the forces

• within molecules
• between molecules

Tags

NGSS.HS-PS1-3