Unit 5: Periodic Table - 7th Grade 2024

Front

What is the chemical symbol for Aluminum?

Back

Al

Front

How many different ELEMENTS are in H2O?

Back

2

Front

What is a chemical symbol?

Back

1 of 2 letters that represent an element.

Front

What is the name of the element with the symbol Cl?

Back

Chlorine

Front

Which one can be found on the periodic table?

Back

Element

Front

What is the periodic table?

Back

A table that organizes all known elements by their atomic number, electron configuration, and recurring chemical properties.

Front

What is an element?

Back

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

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What does the atomic number represent?

Back

The number of protons in the nucleus of an atom.

Front

What is the difference between metals and nonmetals?

Back

Metals are typically shiny, good conductors of heat and electricity, while nonmetals are dull and poor conductors.