2.1 Ionic Bonding Review

A charged particle that has gained or lost electrons is called a _____.

• molecule
• ion
• isotope
• element

Nitrogen will form which of the following ions?

• N
• N^-3
• N^-5
• N⁺⁵

Beryllium will ____ valence electrons when forming an ionic bond.

• lose 4
• gain 4
• lose 2
• gain 2

Ionic bonds form between metals and ____.

• metalloids
• metals
• nonmetals

How many electrons are needed in the outer energy levels of an atom to be stable?

• 2
• 4
• 6
• 8

What is the charge on a Hydrogen ion?

• +1
• 1
• 2

What is the charge on an Aluminium ion?

• 3
• +3
• +2
• +1

What is the ionic compound formed between K and F?

• KF
• K₂F
• KF₂
• K₂F₂

What is the ionic compound formed between Ba and P?

• Ba₂P₃
• Ba₃P₂
• BaP
• Ba₂P₂

Magnesium bromide is an ionic compound with the chemical formula MgBr₂.  What does the "2" tell you?

• There are 2 bromide ions for every magnesium ion
• Bromide has a 2- charge
• Bromide has a 2+ charge
• There are 2 magnesium ions to every bromide ion