Polarity, Forces, Hydrogen Bonds

Does the following reference Polar, Nonpolar, or both:

"affected by an electrical charge"?

• Polar

• Nonpolar

• Both

Tags

NGSS.HS-PS1-3

NGSS.HS-PS3-5

Does the following reference Polar, Nonpolar, or both:

"equal sharing of electrons"?

• Polar

• Nonpolar

• Both

True or False

Attractions between polar molecules are Weaker than attractions between nonpolar molecules.

• True

• False

Tags

NGSS.HS-PS1-3

Which molecule contains bonds with a GREATER polarity?

• HCl
• CCl4

Which of the following molecules has hydrogen bonding?

• HCl
• HI
• HF
• HBr

Which of the following statements correctly explains why hydrogen bonding is such a strong intermolecular force?

• There is an attraction between a small, weakly electronegative hydrogen atom and a large, strongly electronegative atom of fluorine, nitrogen, or oxygen
• There is an attraction between a small, highly electronegative hydrogen atom and a large, highly electronegative fluorine atom
• There is an attraction between the hydrogen and oxygen atoms, only
• There is an attraction between the hydrogen and nitrogen atoms, only

Tags

NGSS.HS-PS1-3

What information do we look for on the periodic table if we  want to examine intermolecular forces?

• atomic mass
• atomic number
• electronegativity
• ionization 

Tags

NGSS.HS-PS1-3

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

• dipole dipole
• H-bond
• dispersion
• metallic

Intermolecular force present in HCl?

• dipole dipole
• dispersion
• H-bond
• ionic

Tags

NGSS.HS-PS1-3

Water has an unusually high boiling point for a molecular compound because it has

• hydrogen bonding

• ion-ion attractions

• a high density

• a large gram formula mass

Tags

NGSS.HS-PS1-3