Unit 1: Atoms & Chemical Bonding/Reactions Study Guide

Name

What lives in the nucleus of an atom?

• protons
• neutrons
• electrons

What types of elements go with ionic bonding?

• metal
• non-metal
• transitional

What is boiling point?

• Temperature at which liquid changed to a vapor or gas
• temperature at which liquid changed to a solid
• temperature at which a solid turns to a liquid

what is a compound?

• 2 or more different elements bonded together
• 2 or more of the same elements bonded together
• 2 or more atoms bonded together
• 2 or more different atoms bonded together

What is the isotopic notation for chlorine?

• Chlorine-17
• Chlorine-35
• Chlorine- 25
• Chlorine- 42

What is the isotopic notation for Neon?

• Neon- 10
• Neon-30
• Neon-25
• Neon-20

How many valence electrons does sulfur have?

• 6 valence electrons
• 5 valence electrons
• 8 valence electrons
• 9 valence electrons

How many valence electrons does iodine have?

• 7 valence electrons
• 8 valence electrons
• 5 valence electrons
• 3 valence electrons

What charge does an atom have?

• Positive
• Negative
• Neutral