Molecular Bonding/Structures

Question 1

Bond angle: tetrahedral

Answer 1

109.5 °

Question 2

Change in bond angle with lone pairs:

Answer 2

-2° per lone pair

Question 3

Electronegativity difference for NON-polar covalent bonds:

Answer 3

<0.4

Question 4

Electronegativity difference for POLAR covalent bonds:

Answer 4

0.4 - 1.8

Question 5

Electronegativity difference for ionic bonds:

Answer 5

> 1.8