ions, ionic bonding and naming

Why do ionic bonds form?

• so the number of protons equals the number of electrons

• to fill the outermost energy level

• so an atom can become unstable

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atoms that lose electrons become...

• negatively charged

• positively charged

• remain neutral, no charge

• losers

Atoms that gain electrons become...

• negatively charged

• positively charged

• remain neutrally charged

• 21

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

if METALS are more likely to LOSE electrons, they will form ...

• anions
• neutral atoms
• cations
• negative ions

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If an aluminum atom has 13 protons (+) and 10 electrons (-), what is it's charge?

• Al³⁺
• Al¹³⁺
• Al¹⁰⁺
• Al^10-

Tags

NGSS.MS-PS1-1

 What is correct formula for - Lithium Iodide 

• LiI
• Li₂I
• LiI₂
• Li₃I

How many Aluminum atoms are in Al₂O₃?

• 3
• 2
• 5
• 1

Tags

NGSS.MS-PS1-1

When naming ionic compounds, the cation is always named first and the anion is always named second.

• False
• True

Choose the correct formula for Sodium Chloride.

• SC
• SCl
• NaCl
• SCl₂

Tags

NGSS.MS-PS1-1

An atom with 3 valence electrons "wants" a full shell, so it can either gain 5 or lose 3. Which is more likely to occur?

• Gain 5
• Lose 3
• Nothing

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2