3-3 Write and interpret Lewis dot symbols

3-3-1. How many electrons are shown in the Lewis symbol for a nitrogen atom?
A. 5, B. 7, C. 8, D. 14

3-3-2. How many dots are shown in the Lewis symbol for a nitride ion?
A. 5, B. 7, C. 8, D. 14

3-3-ALD. Choose the correct Lewis Dot symbol for the oxide ion, O^2-.
A. O with 8 dots
B. O with 4 dots
C. O with 2 dots
D. O with 6 dots