Protons, Electrons, Neutrons

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1

How many electrons does a Copper atom have?

• 63

• 29

• 92

• 34

Tags

NGSS.MS-PS1-1

How many neutrons does a Hydrogen atom have?

• 1

• 2

• 3

• 0

Tags

NGSS.MS-PS1-1

How many electrons does an Iodine atom have?

• 53

• 126

• 73

• 179

How many electrons are in a gold atom?

• 79

• 196

• 117

• 275

Tags

NGSS.HS-PS1-1

How many electrons does an atom of Krypton have?

• 36

• 83.798

• 47.798

• 119.798

Tags

NGSS.MS-PS1-1

What does the topmost number (3) represent?

• Mass Number

• Atomic Number

• Atomic Mass

• Number of Neutrons

How many electrons does a Hydrogen atom have?

• 1

• 2

• 3

• 0

Tags

NGSS.MS-PS1-1

How many neutrons does an Oxygen atom have?

• 8

• 16

• 24

• 3

Tags

NGSS.MS-PS1-1