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1) How many atoms of oxygen atoms are in this formula? a) 4 b) 3 c) 12 d) 2 2) How many elements make up this compound? a) 4 b) 3 c) 12 d) 2 3) How many atoms of sulfur atoms are in this formula? a) 4 b) 3 c) 12 d) 2 4) How many Molecules are there? a) 12 b) 2 c) 24 d) 1 5) What is the coefficient in this formula? a) 6 b) 14 c) 2 6) How many total atoms in the six molecules?  a) 48 b) 7 c) 36 d) Right Answer is missing 7) How many different elements are in this formula? a) 30 b) 3 c) 24 d) Correct answer missing 8) How many atoms of Oxygen are in the formula? a) 12 b) 6 c) 24 d) Correct asnwer missing 9) How many sulfur atoms are in this compound? a) 1 b) 2 c) 3 d) 4 10) How many atoms of Krypton (Kr)? a) 2 b) 1 c) 12 d) 14 11) How many atoms of Cl?  a) 12 b) 1 c) 2 d) 14 12) True or Flase: Molecules Make Atoms a) True b) False 13) True or Flase: Molecules are made of Atoms a) True b) False 14) True or Flase: subscripts tell us how many molecules there are. a) True b) False 15) True or Flase: Coefficients tell us how many molecules are present a) True b) False

Counting Atoms, Elements, & Molecules

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