Unit 1 Quiz 1 Review

Which term refers to the number of protons in the nucleus of an atom?

• Chemical

• Electron

• Orbital

• Atomic number

Tags

NGSS.MS-PS1-1

What is the atomic number of Oxygen?

• 16

• 8

• 2

• 26

Tags

NGSS.MS-PS1-1

According to the the image, what is the atomic mass of Iron (Fe)?

• 207

• 16

• 56

• 26

What element is located in period 3 group 16

• Sulfur

• Selenium

• Potassium

• Neon

Tags

NGSS.MS-PS1-1

Which subatomic particle gives the nucleus of an atom an overall positive charge?

• Electrons

• Neutrons

• Protons

• Quarks

Where is most of the mass of an atom located?

• In the orbitals

• In the electrons

• In the nucleus

• In the energy levels

Tags

NGSS.HS-PS1-8

If an atom has 6 protons and 5 neutrons, what is the mass number of the atom?

• 5

• 6

• 11

• 10

Which particle orbits around the nucleus of an atom?

• Proton

• Neutron

• Electron

• Positron

What is the charge of an electron?

• Positive

• Negative

• Neutral

• Variable

Tags

NGSS.MS-PS2-3

What is the charge of a neutron?

• Positive

• Negative

• Neutral

• Variable