Counting Atoms

Front

How many total atoms are in H₂SO₄?

Back

7

Front

How many different elements are present in 3NH₄C₂H₃O₂?

Back

4

Front

What are the small numbers found on the lower right-hand side of an element symbol called?

Back

Subscript

Front

How many Magnesium atoms are in 10MgCl₂?

Back

10

Front

How many Sodium (Na) atoms are in 6NaCl?

Back

6

Front

What is the definition of a subscript in a chemical formula?

Back

A subscript indicates the number of atoms of an element in a molecule.

Front

What does a coefficient in a chemical equation represent?

Back

A coefficient indicates the number of molecules or moles of a substance.

Front

In the compound H₂O, how many hydrogen atoms are there?

Back

2

Front

In the formula C₆H₁₂O₆, how many total atoms are present?

Back

24

Front

What is the total number of atoms in the molecule 2NaCl?

Back

4