Protons, Neutrons, Electrons

What is the atomic mass of Neon?

• 10
• 20.18
• 10.18
• 20.18

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Cu is the ?

• chemical symbol

• nickname

• 34

• 92

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

What is the atomic mass of Gold?

• 79
• 196.9665
• 117
• 275

What is the atomic weight of Helium

• 4

• 2

• 6

• 1

How many neutrons are in Hydrogen?

• 0

• 2

• 3

• 1

How many electrons does an Iodine atom have?

• 53
• 126
• 73
• 179

How many electrons are in a gold atom?

• 79
• 196
• 117
• 275

What is the atomic mass of Iron?

• 26

• 55.845

• 56

• 30