Understanding Ionic Bonding

What is an ion?

• A neutral particle

• A charged particle formed when an atom gains or loses electrons

• A particle with no electrons

• A particle with a full outer shell

What is a cation?

• A negatively charged ion

• A positively charged ion

• A neutral atom

• An ion with more than one atom

What is an anion?

• A positively charged ion

• A neutral atom

• A negatively charged ion

• An ion with more than one atom

Which of the following best describes ionic bonding?

• Sharing of electrons between atoms

• Attraction between oppositely charged ions

• Attraction between neutral atoms

• Sharing of protons between atoms

What is the electronic configuration of a sodium atom?

• 2, 8, 1

• 2, 8, 7

• 2, 8, 8

• 2, 7, 1

What is the electronic configuration of a chlorine atom?

• 2, 8, 1

• 2, 8, 7

• 2, 8, 8

• 2, 7, 1

What is the formula of sodium chloride?

• NaCl

What is the charge on a magnesium ion when it forms an ionic bond?

• +1

• +2

• -1

• -2

What is the charge on an oxide ion when it forms an ionic bond?

• +1

• +2

• -1

• -2

What is the formula of magnesium oxide?

• MgO