Test: Chemistry of Life (Honors A&P)

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

Tags

NGSS.HS-PS1-8

What subatomic particle is electrically neutral (no charge)?

• Proton
• Ion
• Neutron

• Electron

What subatomic particle(s) would be found orbiting the nucleus?

• Neutrons only
• Electrons only
• Protons and Neutrons
• Protons and Electrons

How many electrons surround the nucleus of a Chlorine atom?

• 18.45

• 35

• 17

• 35.45

Tags

NGSS.HS-PS1-1

Which subatomic particles contribute the most to the mass of an atom?

• Protons, Neutrons, Electrons
• Protons only
• Protons and Electrons
• Protons and Neutrons

What type of charge do electrons have?

• negative

• positive

• neutral

What is the number of protons that the element in this image contain?

• 56

• 26

• 55.84

• 30

Tags

NGSS.HS-PS1-1

Atoms of the SAME element with DIFFERENT numbers of neutrons are called?

• Ions

• Variations

• Isotopes

• molecules

Tags

NGSS.HS-PS1-8

What is the atomic number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

Tags

NGSS.HS-PS1-7

What is the mass number?

• the number of protons

• the number of protons and neutrons

• the number of neutrons

• the number of protons and electrons

Tags

NGSS.HS-PS1-8