rIons; Ionic Bonds; Ionic Compounds and Oxidation Numbe

What is a positive ion called?

• anion

• cation

• isotope

• covalent

What is a negative ion called?

• anion

• cation

• covalent

• isotope

How many electrons would a Nitrogen ion gain/lose? If it has 5 valence electrons.

• lose 5

• gain 5

• lose 3

• gain 3

What is the ion formed from Sulfur? If it has 6 valence electrons.

• S⁺²

• S^-2

• S⁺⁶

• S^-6

How many electrons would a Calcium ion gain/lose? If it has 2 valence electrons.

• lose 1

• gain 1

• lose 2

• gain 2

If an atom loses electrons, the charge will be positive.

• true

• false

An atom with 2 protons, 3 neutrons, and 4 electrons has a charge of ____.

• +2

• -2

• +3

• 0

If an element has 3 valence electrons, what charge will likely form on its ion ?

• +3

• +5

• -3

• -5

Ions are: 

• atoms with a positive or negative charge
• atoms with no charge
• atoms with ONLY a positive charge
• atoms with ONLY a negative charge

P has 5 valence electron. It will have a charge of _______

• +3

• -3

• +2

• -2