10/13: Ionic Bonding

Why do all bonds form?

• so the number of protons equals the number of electrons

• so an atom can become unstable

• to fill the outermost energy level

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionic bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Tags

NGSS.HS-PS1-2

What is a cation's charge?

• positive

• negative

• neutral

• depends on the element

Tags

NGSS.HS-PS1-1

What is an anion's charge?

• positive

• negative

• neutral

• depends on the element's charge

Tags

NGSS.HS-PS1-2

Is potassium a cation or an anion?

• cation

• anion

Tags

NGSS.HS-PS1-1

How many atoms are there in the compound MgCO₃?

• 3

• 4

• 5

• 6

Tags

NGSS.MS-PS1-1

How many atoms of sulfur are in each molecule of H₂SO₄?

• 1

• 4

• 2

• 7

Tags

NGSS.MS-PS1-1

Atoms are most stable when their outer shell is complete.

• true
• false

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons

Why do elements bond?

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

Tags

NGSS.HS-PS1-4