8 Red Benchmark Review

The three subatomic particles are _________, _________, and ___________.

• protons, neutrons, electricity

• pronucleus, neutrons, electrons

• protons, neutrons, electrons

• protons, neutrality, electrons

True or false: Protons and neutrons are located in the nucleus, and have relatively the same size and mass (1 AMU).

• true

• false

In this image, the _______ particles represent the electrons that orbit the atomic nucleus.

• red

• green

• blue

True or false: Only protons are capable of forming bonds between atoms.

• true

• false

This is an example of a _________ because it contains 2 of the same atom participating in chemical bonds.

• molecule

• compound

• both

This is an example of a __________, because it contains 2 different types of atoms or elements, participating in chemical bonds.

• molecule

• compound

• both a molecule and a compound

True or false: All compounds are molecules, but not all molecules are compounds.

• true

• false

This is a ________ molecule.

• hydrogen

• helium

• carbon

• neon

A chemical bond is a(n) ______ force between atoms that pulls them together via electron interactions.

• magnetic

• attractive (pulls towards)

• repulsive (pushes away)

• static

The number 8 above oxygen on the periodic table represents its _______, or the number of _______ in its nucleus.

• atomic mass, neutrons

• atomic number, protons

• atomic capability, electrons

• atomic force, protons