Atomic Structure Review

How many electrons will a neutral atom of carbon have if its nucleus has 6 protons and 8 neutrons?

• 14

• 6

• 8

• 2

Which is the only subatomic particle that does not change? If it changes, it becomes a new element.

• Protons

• Neutrons

• Electrons

• Mass #

Tags

NGSS.HS-PS1-8

What is the mass number for this element?

• 26

• 56

• 30

• +2

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What is found in the nucleus of atoms?

• Protons and electrons.
• Protons, neutrons, and electrons.
• Protons and neutrons.
• Neutrons and electrons.

Tags

NGSS.MS-PS1-1

Which subatomic particles are NOT located in the nucleus?

• Protons
• Neutrons
• Electrons

The following element has _______________ neutrons.

• 15
• 16
• 31
• 46

Tags

NGSS.MS-PS1-1

What is the atomic number of this nucleus?

• 1
• 3
• 4
• 7

Tags

NGSS.MS-PS1-1

What is the name for this element?

• Beryllium

• Boron

• Bromine

• Bob

What is the number of neutrons for this element?

• 11

• 5

• 16

• 6

The mass number of an element is the number of

• protons and neutrons in the nucleus

• free protons in the nucleus

• electrons and protons in the nucleus

• electrons in all the shells