Chemistry Review

Front

What do coefficients in chemical formulas indicate?

Back

Coefficients are found at the beginning of a formula and multiply EVERYTHING!

Front

How many Oxygen atoms are in H₂O?

Back

1

Front

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

Back

6

Front

How many total atoms are in H₂SO₄?

Back

7

Front

What is the chemical formula for water?

Back

H₂O

Front

What does the subscript in a chemical formula represent?

Back

The number of atoms of the element in the molecule.

Front

What is the total number of atoms in CO₂?

Back

3 (1 Carbon + 2 Oxygen)

Front

What is the difference between a coefficient and a subscript in a chemical formula?

Back

A coefficient multiplies the entire molecule, while a subscript indicates the number of atoms of an element.

Front

How many atoms are in NaCl?

Back

2 (1 Sodium + 1 Chlorine)

Front

What is the chemical formula for sulfuric acid?

Back

H₂SO₄