Chemistry

Harper Horn

4 July, 11:23

Use these statements about valence electrons to answer the question.

1. All valence electrons are used to form bonds with other atoms or ions.

2. Bonding electrons are represented by a single dot in an electron dot diagram.

3. When two electrons occupy the same valence orbital of an atom, they form a lone pair of electrons.

4. The last digit of a group number represents the number of valence electrons in the representative elements.

The true statements are

Select one:

a. 1, 2, and 3

b. 1, 2, and 4

c. 1, 3, and 4

d. 2, 3, and 4