Chemical Bonds, Chemical Equations, and Naming

What molecule is this?

• CO

• CO2

• C2O

• C2O2

Tags

NGSS.MS-PS1-1

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

• 1

• 3

• 4

• 5

Tags

NGSS.HS-PS1-1

For metals (groups 1-3), its easier to _____ electrons to have a full outer shell.

• gain

• lose

• share

Ionic bonds form between metals and ____.

• metalloids

• metals

• nonmetals

An ionic bond is the attraction between:

• oppositely charged ions

• similarly charged ions

• neutral ions

• neutral atoms

Tags

NGSS.HS-PS1-3

Phosphorous trichloride

• PCl₃
  

• P₃Cl

• P₃Cl₃

• PCL

What elements generally make a covalent bond?

• metal and nonmetal

• 2 or more nonmetals

• metal

• none of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which type of bond has an unequal sharing of electrons between two atoms?

• nonpolar covalent

• polar covalent

• ionic

• mettalic

Tags

NGSS.HS-PS1-1

Ice has less density as compared to water due to ___________ bonds.

• ionic

• hydrogen

• covalent

• metallic

Tags

NGSS.HS-ESS2-5

Water molecules tend to make _____________ bonds with each other.

• ionic

• polar covalent

• metallic

• hydrogen