Atoms and the Periodic Table Quiz

What is the smallest unit of an element that retains the properties of that element?

• Atom

• Molecule

• Compound

• Mixture

Which subatomic particle has a negative charge?

• Proton

• Neutron

• Electron

• Nucleus

Where are protons and neutrons located in an atom?

• Electron cloud

• Nucleus

• Outer shell

• Energy level

What is the name of the table that organizes elements based on their properties?

• Elemental Chart

• Periodic Table

• Atomic Table

• Chemical List

Which subatomic particle is found outside the nucleus?

• Proton

• Neutron

• Electron

• Nucleon

How many different elements are there in the periodic table?

• An infinite number

• A finite number

• Only 10

• Over 1,000

What do atoms of different elements combine to form?

• Mixtures

• Compounds

• Solutions

• Isotopes

Which subatomic particle has no charge?

• Proton

• Neutron

• Electron

• Ion

What is the charge of a proton?

• Negative

• Positive

• Neutral

• No charge

What is the center of an atom called?

• Shell

• Nucleus

• Orbit

• Cloud