Basic Chemistry Vocabulary Quiz

What is the smallest unit of matter?

• Compound

• Molecule

• Element

• Atom

What is a substance that consists of only one type of atom?

• Compound

• Element

• Molecule

• Atom

What is a tabular arrangement of all known elements organized by their atomic number and properties?

• Element

• Molecule

• Periodic Table

• Atom

What is formed when two or more different elements chemically combine in a fixed ratio?

What is a group of atoms that bonded together?

• Compound

• Molecule

• Element

• Atom

What occurs when substances interact to form new substances with different properties?

What measures the acidity and alkalinity of a solution?

• Catalyst

• Chemical Bond

• Ion

• pH

What refers to the force that holds atoms together in a molecule?

What is the result of a chemical reaction?

• Reactant

• Product

• Solvent

• Concentration

What releases heat energy to its surroundings often resulting in a temperature increase?