What does the atomic number represent?

• # of protons and neutrons in the nucleus

• # of neutrons in the nucleus

• # of protons in the nucleus

• # of electrons in the orbit

What does the mass number represent?

• Total number of protons, neutrons, and electrons

• Total number of electrons and neutrons

• Total number of protons and electrons

• Total number of protons and neutrons in the nucleus.

What is the atomic number of this element?

• 56

• 26

• 30

• 82

Tags

NGSS.MS-PS1-1

How many protons are in this atom?

• 56

• 26

• 30

• 82

Tags

NGSS.MS-PS1-1

What is the mass number of this element?

• 26

• 56

• 82

• 30

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

How many neutrons are in this element?

• 26

• 56

• 82

• 30

Tags

NGSS.MS-PS1-1

Where are protons located in an atom?

• Outside the Nucleus

• Inside the Nucleus

Where are neutrons located?

• Outside the nucleus

• Inside the nucleus

Where are electrons located?

• Inside the nucleus

• Outside the nucleus

Which charge is POSITIVE?

• Proton

• Neutron

• Electron

• Cell

Tags

NGSS.MS-PS2-3