S3NA Chem Chapter 3 Atomic Structure Part 1

Atoms are made up of ________________

• energy

• molecules

• subatomic particles

• gasses

What are the subatomic particles that make up an atom?

• solid, liquid and gas

• electrons, protons and nucleus

• energy, protons and nucleus

• electrons, protons and neutrons

What is at the center of every atom?

• An electron

• A compound

• A molecule

• A nucleus

What are nucleons?

• Protons and electrons

• Protons and neutrons

• Neutrons and electrons

• Atoms

What is the relative charge of a proton?

• +1

• +2

• -1

• 0

A neutron has _________ charge or is ________.

• negative ... neutral

• positive .... neutral

• no .... negative

• no ... neutral

What is the relative charge of an electron?

• +1

• +2

• -1

• 0

Which is an electron?

• A

• B

• C

• None of the above