Understanding the Lewis Structure of Nitrate Ion

This video tutorial explains how to draw the Lewis structure of the nitrate ion. It covers counting valence electrons, understanding bonding and charges, calculating formal charges, and exploring molecular geometry and hybridization. The video also discusses resonance structures, providing a comprehensive understanding of the nitrate ion's Lewis structure.

What is the total number of valence electrons in the nitrate ion?

• 24

• 28

• 22

• 26

How many bonds does the central nitrogen atom form in the nitrate ion?

• 5

• 4

• 3

• 2

What is the formal charge on the nitrogen atom in the nitrate ion?

• -1

• 0

• +1

• +2

What is the formal charge on an oxygen atom with a single bond in the nitrate ion?

• 0

• -2

• -1

• +1

What is the molecular geometry of the nitrate ion?

• Tetrahedral

• Trigonal planar

• Bent

• Linear

What is the bond angle typically found in a trigonal planar molecular geometry?

• 180 degrees

• 109.5 degrees

• 120 degrees

• 90 degrees

What is the hybridization of the central nitrogen atom in the nitrate ion?

• sp

• sp2

• sp3

• sp3d

How many resonance structures can be drawn for the nitrate ion?

• 4

• 2

• 1

• 3

In resonance structures of the nitrate ion, what do the oxygen atoms share?

• Triple bonds

• Double bonds

• Single bonds

• Lone pairs

What is the overall charge of the nitrate ion?

• -1

• +1

• -2

• 0