Counting Atoms Practice

Front

HCl has how many atoms of each element?

Back

H=1, Cl=1

Front

How many total atoms are present in 3 N2?

Back

6

Front

Caffeine is represented here: C8H10N4O2. How many atoms are present?

Back

24

Front

How many atoms of each element are in NaCl?

Back

Na=1, Cl=1

Front

How many elements are in: 4 NaCl (salt)?

Back

2

Front

What is the definition of a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is the atomic symbol for Sodium?

Back

Na

Front

What does the subscript in a chemical formula represent?

Back

The number of atoms of the element in the molecule.

Front

How many total atoms are in the molecule C6H12O6?

Back

24

Front

What is the definition of a compound?

Back

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