Periodic Table

Front

What is the chemical symbol for Carbon?

Back

C

Front

The simplest substance is..?

Back

An element

Front

Neutrons have a _____________ charge.

Back

neutral

Front

What is the chemical symbol for Calcium?

Back

Ca

Front

The number at the bottom of each square on the periodic table is the ...

Back

atomic mass

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What does the periodic table organize?

Back

Elements based on their atomic number and properties.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances.

Front

What is the atomic mass?

Back

The weighted average mass of an element's isotopes.

Front

What are isotopes?

Back

Atoms of the same element with different numbers of neutrons.