Unit 6- Chemical Bonding

What is the Lewis Dot Structure?

• A diagram that represents the electrons of an atom using lines.
• A diagram that represents the valence electrons of an atom using dots.
• A diagram that represents the protons and neutrons of an atom using dots.
• A diagram that represents the nucleus of an atom using dots.

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?

• 1
• 3
• 4
• 5

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

• 5
• 6
• 7
• 8

This is the correct dot diagram for sodium (Na)

• true
• false

This is a correct dot diagram for fluorine (F)

• true
• false

What are valence electrons?

• The innermost electrons

• The outermost electrons

Covalent bonds are formed by sharing an electron between a nonmetal to a ​ (a)   .

• metal
• metalloid
• nonmetal