Which of the following statements is (or are) true?

Hydrogen bonds occur between two hydrogen atoms.
Hydrogen bonding occurs between a hydrogen atom and an oxygen atom within a molecule.
Hydrogen bonding requires a molecule containing a large atom.
Hydrogen bonding must be overcome for water to boil.
A. IV only
B. II and IV only
C. I and III only
D. II and III only

Question

Which of the following statements is (or are) true?

Hydrogen bonds occur between two hydrogen atoms.
Hydrogen bonding occurs between a hydrogen atom and an oxygen atom within a molecule.
Hydrogen bonding requires a molecule containing a large atom.
Hydrogen bonding must be overcome for water to boil.
 		A.	IV only
 		B.	II and IV only
 		C.	I and III only
 		D.	II and III only

vera_ewing · Answer

@Hoslos

anonymous · Answer

I am sure the II is correct, but as for III and IV... let me say B.

vera_ewing · Answer

A was correct...again.

anonymous · Answer

Are you sure?
Because Hydrogen bond is between F, N or O atoms.