Breaking down Chemical Formulas & ID Elements

How many elements in: CaCO₃

• 3

• 4

• 5

How many atoms are in: CaCO₃

• 5

• 3

• 4

Number of Elements in: C₆H₁₂O₆

• 24

• 3

• 6

Number of Atoms in: C₆H₁₂O₆

• 24

• 3

• 6

How many Atoms are in: NH₃

• 4

• 2

• 3

How many Elements are in: NH₃

• 4

• 2

• 3

What is the chemical symbol for Sodium?

• Na

• SO

• NA

• na

What is the chemical formula for Helium?

• He

• HE

• he

Capital letters in a chemical formula tell you what?

• number of elements

• number of atoms

What does the "2" in H₂O indicate?

• two atoms of Hydrogen

• two atoms of Oxygen

• two atoms of water