Atoms

The basic part of matter.

• Atoms

• Protons

• Neutrons

• Electrons

• Nucleus

The particle of an atom without a charge that contributes 1 amu to the atomic mass.

• Atoms

• Protons

• Neutrons

• Electrons

• Nucleus

The negatively charged particle of an atom.

• Atoms

• Protons

• Neutrons

• Electrons

• Nucleus

The center of the atom that contains protons and neutrons.

• Atoms

• Protons

• Neutrons

• Electrons

• Nucleus

The positively charged particle of an atom.

• Atoms

• Protons

• Neutrons

• Electrons

• Nucleus

How many neutron are in the atom "K"?

• 7
• 2
• 39
• 20

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

What are the 3 particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

The charge of a neutron in an atom.

• positive
• negative
• neutral
• +1

What is the atomic number for an element with three protons?

• 2
• 1
• 3
• 6