Ionic Bonding Practice

What is the charge on an Aluminium ion?

• 3
• +3
• +2
• +1

How many valence electrons does calcium have?

• 2
• 4
• 6
• 7

A(n) _________ is an ion with a positive (+) charge.

• anion
• cation
• ion
• solute

When an atom loses an electron, it becomes a:

• positive ion
• negative ion
• neutral ion
• neutral atom

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

What is the formula of Sodium oxide?

• Na2O
• NaO₂
• Na₂O₂
• Na₂O

What is the formula of calcium oxide?

• CaO₂
• CaO
• Ca₂O
• CO

What do you call a bond that forms when electrons are transferred from one atom to another?

• a compound bond
• an ionic bond
• a crystal bond
• an atomic bond

Which two elements could form an ionic compound?

• #6 carbon and #8 oxygen
• #1 hydrogen and #7 nitrogen
• #3 lithium and #9 fluorine
• #5 boron and #10 neon

What is iron's charge in the chemical formula FeCl₃?

• 1+
• 2+
• 3+
• 1-

Tags

NGSS.HS-PS1-1