Hydrogen bonds

Unequal shaing of electrons is a characteistic of....

Polar bond

Hydrogen bonding occurs in molecules when…

a hydrogen atom bonded to F, O or N is attracted to an electron pair on a F, O or N atom on an

adjacent molecule.

What is the maximum number of hydrogen bonds one molecule of water can fom?

2

True of false- hydrogen bonds are generally longer than covalent bonds

True

What explains the vey high melting and boiling point of water?

Strong hydrogen bonds between water molecules

True or false- When hair is wet, protein molecules no longer form hydrogen bonds among themselves.Instead, protein molecules will fom hydrogen bonds with water molecules. Water molecules will also form hydrogen bonds with other hair protein molecules. This causes hair to stick together

True

Why does a wet finger help to tun the pages of a book?

It helps creating hydrogen bonds.