Atoms & Matter

The positively charged particle in an atom.

• Proton

• Neutron

• Electron

• Nucleus

The smallest part of any element. Made up of protons, neutrons and electrons.

• Atom

• AMU

• Ion

• Isotope

The negatively charged particles in an atom

• Proton

• Electron

• Neutron

• Electron Cloud

The region inside an atom where electrons are likely to be found

• Proton

• Atom

• Electron Cloud

• Neutron

The particles in the nucleus of an atom that do not have a charge (neutral)

• Proton

• Electron

• Neutron

• Ion

Atoms are made up of ________________

• energy

• electrons

• subatomic particles

• gasses

The subatomic particles that make up an atom.

• solid, liquid, gas

• electrons, protons, nucleus

• energy, protons, nucleus

• electrons, protons, neutrons

The following subatomic particles are in the nucleus.

• Protons and nucleus.

• Protons and neutrons.

• Protons and electrons

• Neutrons and electrons

The properties of an ____________ depend on the number of __________ particles in the atom.

• electron .... protons

• atom ..... energy

• atom ..... subatomic

• nucleus .... neutron

What is at the center of every atom?

• nuclear

• nucleus

• electron

• molecule