Bellwork 2 Week 6 2nd Nine Weeks

The positive ions tend to _____________ electrons.

• lose

• gain

The negative ions tend to _____________ electrons.

• lose

• gain

Will a chlorine atom gain or lose electrons?

• gain

• lose

Will a sodium atom gain or lose electrons?

• gain

• lose

Which element(s) will lose valence electrons to form an ion? Check all that apply.

• Phosphorus

• Iron

• Barium

• Neon

Which element(s) will form negative ions? Check all that apply.

• Potassium

• Sulfur

• Iodine

• Magnesium

Atoms form ions because they want to have a ____ outer shell.

Lithium is in group 1 of the periodic table, which ion would it form?

• Li^-

• Li^2-

• Li⁺

• Li²⁺

Oxygen is in group 6 of the periodic table, which ion would it form?

• O^-

• O⁺

• O^2-

• O²⁺

Why do elements bond?

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