intermolecular forces

What explains the very high melting and boiling point of water

• Strong dipole-dipole bonds between water molecules
• Strong hydrogen bonds between water molecules
• Dispersion forces which are present in all molecules
• Asymmetrical shape of the polar bonds.

Tags

NGSS.MS-PS1-4

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

• CBr₄
• NO₂
• H₂S
• NH₃

Does H₂O have hydrogen bonding?

• yes
• no

Tags

NGSS.HS-PS1-3

Does H₂S have hydrogen bonding?

• yes
• no

Does HF have hydrogen bonding?

• yes
• no

Does HCl have hydrogen bonding?

• yes
• no

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

If fluorine is stronger then carbon, what charge will the fluorine receive?

• negative
• slight negative
• positive
• slight positive

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Hydrocarbons will have which type of intermolecular forces?

• Dispersion
• dipole
• hydrogen bonds

What will be the state of the following molecule?

• gas
• liquid
• solid

Tags

NGSS.HS-PS1-5