PRACTICE: Simple Ions + How Ions Form

What charge does an electron have?

• +1

• -1

• 0

• Neutral

What charge does a proton have?

• +1

• -1

• 0

• Neutral

Where are protons and neutrons found

• Space

• Shells

• Nucleus

• Outside the Atom

How many electrons does sodium have?

• 1

• 7

• 23

• 11

How many electrons does sodium have in it's OUTER SHELL?

• 1

• 7

• 23

• 11

Is sodium a metal or a non-metal?

• metal

• non-metal

• neither

Do metals gain or lose electrons to become ions?

• Gain

• Lose

How many electrons does sodium lose when it becomes an ion?

• 11

• 23

• 1

• 7

If sodium loses 1 electron what charge will a sodium ion have?

• +1

• -1

• 0

• Neutral

How many electrons does oxygen have?

• 4

• 8

• 12

• 16