Lewis Dot Diagrams

How many valence electrons should Lithium have in its Lewis dot model?

• 1

• 2

• 3

• 4

How many valence electrons should Oxygen have in its Lewis dot model?

• 5

• 6

• 7

• 8

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

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

What's a valence electron?

• electrons in the second energy level

• electrons in the outermost energy level

• the atomic number

• electrons in the first level

N₂ is an example of a

• Single Bond

• Double Bond

• Triple Bond

Compounds made from only nonmetals are _________________ compounds.

• ionic

• covalent

• metallic

• chemical

Tags

NGSS.MS-PS1-1

H₂O has how many covalent bonds?

• 0

• 1

• 2

• 3

Tags

NGSS.MS-PS1-1

What is the formula of this molecule?

• CH

• HC₄

• CH₄

• C₄H₄

Tags

NGSS.MS-PS1-1

How many covalent bonds in this molecule

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

How many valence electrons should Carbon have in its Lewis dot model?

• 2

• 4

• 6

• 8