Chemistry of Life Practice

First name

Last name

Block

• 1
• 2
• 3
• 4

Which subatomic particles are involved in forming bonds with other atoms?

• valence electrons
• valence protons
• valence neutrons

These two oxygen atoms are equally sharing their electrons. What type of bond is this?

• polar covalent bond
• nonpolar covalent bond
• ionic bond
• hydrogen bond

How many valence electrons are in this atom?

• 2
• 8
• 10
• 11

What is the atomic mass of ARGON?

• 18
• 39
• 40
• 22

How many protons are there in ARGON?

• 18
• 39
• 40
• 22

How many neutrons are there in ARGON?

• 18
• 22
• 39
• 40

How many electrons are there in a neutral atom of ARGON?

• 18
• 22
• 39
• 40