Atoms, Elements & the Periodic Table Review 2024

Front

All matter is made up of ____________________.

Back

atoms

Front

Which item on this element square represents the atomic number?

Back

The atomic number is represented by the number 13.

Front

What is the chemical formula for Methane?

Back

CH₄

Front

What is the chemical formula for Aspirin?

Back

C₉H₈O₄

Front

Rows on the periodic table are called _____ while columns are called _____.

Back

Rows are called periods, and columns are called groups.

Front

What is an atom?

Back

An atom is the smallest unit of matter that retains the properties of an element.

Front

What is an element?

Back

An element is a pure substance made of only one type of atom.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of elements organized by increasing atomic number.

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in the nucleus of an atom.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements chemically bond together.