Chemical Formulas

Chemical Formulas

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Multiple Choice

How many different elements are present in the following chemical formula: CO₂

• 1

• 2

• 3

• 4

Multiple Choice

How many different elements are present in the following chemical formula: CoSO₄

• 1

• 2

• 3

• 4

Multiple Choice

How many Hydrogen atoms are present in glucose: C₆H₁₂O₆

• 6

• 12

• 24

• 1

Multiple Choice

How many Oxygen atoms are present in H₂O?

• 1

• 2

• 3

• 4

Multiple Choice

How many Sulfur atoms are in Cr(SO₄)₃?

• 1

• 3

• 4

• 12

Multiple Choice

How many Oxygen atoms are in Cr(SO₄)₃?

• 1

• 3

• 4

• 12

Multiple Choice

How many Chromium atoms are in Cr(SO₄)₃?

• 1

• 3

• 4

• 12

Open Ended

Pb(NO₃)₂

Fill in the blanks with the number of atoms of each element.

Pb:

N:

O:

Multiple Choice

How many molecules of H₂O are present in: 3H₂O

• 1

• 2

• 3

• 4

Multiple Choice

How many atoms of Hydrogen are present in: 3H₂O

• 9

• 2

• 3

• 6

Multiple Choice

How many atoms of Oxygen are present in: 3H₂O

• 9

• 2

• 3

• 6