Atomic Structure

The three basic components of an atom are:

• protons, neutrons, ions
• protons, neutrons, electrons
• protons, neutrinos, and ions
• protium, deuterium, and tritium

An element is determined by the number of:

• Atoms
• Electrons
• Neutrons
• Protons

The nucleus of an atom consists of:

• Electron
• Neutrons
• protons and neutrons
• protons, neutrons, and electrons

A proton has what type of electrical charge?

• No charge
• Positive charge
• Negative charge
• either positive or negative

What is the correct label for part 1?

• Proton
• Neutron
• Electron
• Nucleus

What is the correct label for part 2?

• Proton
• Neutron
• Electron
• Nucleus

What is the correct label for part 3?

• Proton
• Neutron
• Electron
• Nucleus

What is the correct label for part 4?

• Proton
• Neutron
• Electron
• Nucleus

An atom is the smallest possible particle of matter?

• True
• False

What is the significance of the periodic table of elements?

• It lists all the different metals known to man.
• It predicts and lists all the elements in the universe.
• It explains where different atoms can be found.
• It proves that atoms are the building blocks of matter.