molecular structure

What is the correct formula for the molecule shown in the picture?

• N₃H

• NH

• NH₃

• NH₄

In CO₂, how many unshared pairs of electrons does each oxygen have?

• 1

• 2

• 4

• 6

How many total valence electrons are participating in bonding in the image shown?

Three pairs of electrons are shared in a ___ .

• single bond

• double bond

• triple bond

• quadruple bond

How many electrons does each line indicate are shared?

• 1

• 2

• 3

• 4

How many electrons should Lithium have around its Lewis dot model?

• 1

• 2

• 3

• 4

How many electrons should Beryllium have around its Lewis dot model?

• 1

• 2

• 3

• 4

How many electrons should Boron have around its Lewis dot model?

• 1

• 3

• 5

• 7

How many electrons should Carbon have around its Lewis dot model?

• 2

• 4

• 6

• 8

How many electrons should Nitrogen have around its Lewis dot model?

• 1

• 3

• 5

• 7