Chemical Bonds

How are covalent bonds formed?

• Sharing of electrons
• Transfer of electrons

Tags

NGSS.HS-PS1-1

Why do elements bond?

• To be friends
• To create a new element
• To become stable

Tags

NGSS.HS-PS1-1

Same repel, opposites

• avoid
• attract
• push
• pull

Tags

NGSS.HS-PS2-4

What is a valence electron?

• The sum of neutrons and protons.
• The # of electrons in the last shell.
• A type of bond.
• A popular compound.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Group numbers on the periodic table help us determine 

• The number of valence electrons
• Color of the elements

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Where are metals located on the periodic table?

• Blue
• Green
• Red

Tags

NGSS.HS-PS1-1

Where are the nonmetals located on the periodic table? 

• Blue
• Red
• Green

Tags

NGSS.HS-PS1-1

Where are the metalloids located on the periodic table?

• Blue
• Red
• Green

Tags

NGSS.HS-PS1-1

Two or more atoms held together by a chemical bond is called what?

• A molecule
• A molecure

Tags

NGSS.MS-PS1-1

Which of these is not a real bond in chemistry?

• James
• Ionic
• Covalent