Counting Atoms is Fun

Front

What is the total number of atoms in 3Al₂O₃?

Back

15

Front

What is C₂H₈O?

Back

Compound

Front

In 4CF₂Cl₂, how many atoms of each element are there?

Back

C = 4, F = 8, Cl = 8

Front

How many atoms of carbon (C) are in C₆H₁₂O₆?

Back

6

Front

What is the Coefficient in a chemical formula?

Back

A number in front of a chemical formula indicating how many molecules are present.

Front

What does the subscript in a chemical formula represent?

Back

The number of atoms of the element in one molecule.

Front

What is the chemical formula for water?

Back

H₂O

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

What is the total number of atoms in 2NaCl?

Back

4 (2 Na + 2 Cl)

Front

What does the term 'molecule' refer to?

Back

A group of two or more atoms bonded together.