Free Printable S3NA Chem Chapter 3 Atomic Structure Part 1

Worksheets

Name

Class

Date

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

A neutron has _________ charge or is ________.

negative ... neutral

positive .... neutral

no .... negative

no ... neutral

What is the relative charge of an electron?

-1

Which is an electron?

None of the above

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