Atoms and Molecules Quiz

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

• atom

• molecule

• compound

• ion

What are the three subatomic particles that make up an atom?

• protons, neutrons, and electrons

• protons, electrons, and quarks

• electrons, photons, and neutrinos

• protons, neutrons, and positrons

Tags

NGSS.MS-PS1-1

What is the charge of a proton?

• -1

• 0

• +2

• +1

What is the charge of a neutron?

• 0

• -1

• 2

• 1

What is the atomic number of an element?

• The atomic number of an element is the number of protons and neutrons in the nucleus of an atom.

• The atomic number of an element is the number of electrons in the nucleus of an atom.

• The atomic number of an element is the number of neutrons in the nucleus of an atom.

• The atomic number of an element is the number of protons in the nucleus of an atom.

What is the difference between an atom and a molecule?

• An atom is a single unit, while a molecule is a group of atoms.

• An atom is made up of multiple elements, while a molecule is made up of a single element.

• An atom is smaller than a molecule.

• An atom cannot form chemical bonds, while a molecule can.

Tags

NGSS.MS-PS1-1

What is the periodic table?

• A tabular arrangement of chemical elements.

• A diagram of the human body's organs.

• A chart showing the phases of the moon.

• A list of common household items.

What are the three states of matter?

• vapor

• condensed

• plasma

• solid, liquid, and gas

What is the chemical symbol for Hydrogen?

• H

• He

• Hy

• Ho

What is the process by which a gas turns into a liquid?

• Evaporation

• Condensation

• Sublimation

• Deposition

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4