Explain how valence electrons create a chemical bond

Chemical Bonding

Provide an explanation for three of the twelve items below.

a.  Explain how valence electrons create a chemical bond, and how they are obtained.

b.  Explain the difference between an ionic bond and a covalent bond.

c.  Provide the number of valence electrons in each structure.

1.    Cl2

2.    O2

3.    N2

4.    PI3

5.    CCl4

6.    HONO2

7.    Hl

8.    PH3

9.    CS2

10.HOCl

11.CH3OH

12.HOCN