Bonding & Lewis Structures

What is a valence electron?

• electron found in a middle shell

• electron found in outermost shell

• electron found in innermost shell

• electron not found in a shell

Tags

NGSS.HS-PS1-1

Ionic bonding involves

• transfer of electrons

• sharing of electrons

• holding onto electrons

• electrons are not involved

Tags

NGSS.HS-PS1-2

What do atoms that form positive ions tend to do?

• lose electrons

• gain electrons

• lose protons

• gain protons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What usually forms a positive ion?

• metal

• nonmetal

• metalloid

• there is no way to tell

Tags

NGSS.HS-PS1-1

Covalent compounds

• contain a sea of electrons

• share electrons

• transfer electrons

• conduct electricity

Tags

NGSS.HS-PS1-2

What 2 types of atoms make a covalent bond?

• 2 metals

• 2 noble gases

• 2 nonmetals

• 1 metal & 1 nonmetal

Tags

NGSS.HS-PS1-1

What type of bond forms between Be & F?

• no bond forms

• covalent bond

• ionic bond

• metallic bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does Oxygen have?

• 8

• 5

• 6

• 1

Tags

NGSS.HS-PS1-1

How many connection points does carbon have to bond?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

By replacing the element symbol, this could be a diagram of which element?

• Li

• Al

• C

• Be

Tags

NGSS.HS-PS1-1