Topic 4 Review

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Neutrinos and positrons
• DNA and RN

Electrons can be found in

• The protons
• The nucleus
• Electron Clouds

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

The smallest particle of an element that shows all the properties of that element.

• Subatomic Particles
• Atom
• Quarks
• Gluons

Something that takes up space and has mass.

• volume

• matter

• mass

• density

A state of matter that has a definite volume and shape.

• solid

• liquid

• gas

• matter

Atoms are made up of what 3 parts?

• positive, negative, and neutral

• protons, neutrons, and electrons

• molecules, atoms, particles

• water, hydrogen, oxygen

Any time two atoms join together, they form a(n)

• element

• atom

• molecule

• neutron

a pure substance that is made from a single type of atom.

• proton

• molecule

• element

• neutron

If an element has 6 protons, how many electrons does it have?

• 6

• 4

• 2

• 1