8th Grade Science Chapter 4 Review

Which of the following has six valence electrons?

• Sodium
• Iodine
• Oxygen
• Neon

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Which of the following would have two pairs of electrons in a Lewis Dot structure?

• Sulfur
• Magnesium
• Helium
• Silicon

Based on the Lewis Dot structure, which of the following has one electron available for bonding?

• Strontium
• Chlorine
• Selenium
• Boron

Which of the following could form an ionic bond with sulfur?

• Oxygen
• Iodine
• Arsenic
• Magnesium

Ionic bonds are formed when one atom gives electrons to another atom.

• True
• False

Ionic bonds can be formed between two nonmetals.

• True
• False

How many bromine atoms can bond with one boron atom?

• 1
• 2
• 3
• 4

How many sodium atoms can bond with one bromine atom?

• 1
• 2
• 3
• 4

AlCl₃ is called...

• aluminum chlorine
• aluminide chloride
• aluminum trichloride
• aluminum chloride