Atoms and Atomic Structure-Unit Test Review

TRUE OR FALSE:

All matter is made of atoms

• True

• False

Which subatomic particle has a positive charge?

• Protons

• Neutrons

• Electrons

Which subatomic particle has a negative charge?

• Protons

• Neutrons

• Electrons

Which subatomic particle has no charge or a neutral charge?

• Protons

• Neutrons

• Electrons

CHECK ALL THAT APPLY:

The nucleus of an atom is made of what subatomic particle(s)?

• Protons

• Neutrons

• Electrons

Tags

NGSS.MS-PS1-1

Which subatomic particle floats around/outside the nucleus?

• Protons

• Neutrons

• Electrons

FILL IN THE BLANK:

The atomic number tells us how many _____ there are in the atom.

• Protons

• Neutrons

TRUE OR FALSE:

The atomic mass tells us how many protons and neutrons there are in total.

• True

• False

How many protons are in an atom with an atomic number of 12?

• 12

• 24

• 6

• 13

Tags

NGSS.MS-PS1-1

What is the atomic number of an element with eight protons?

• 8

• 16

• 4

• 10