56.
All the following mentioned energy data required to cleave a bonding status is true. One of the data is false, identify that data;
A:
Covalent bond~ 80 -100 kilocalories /mol
B:
Hydrogen bond~ 2 -5 kilocalories /mol
C:
Ionic bond about ~3 kilocalories /mol
D:
Van der Waals force~ 1-3 kilocalories /mol
The answer is:
D
