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Compound Challenge. Challenge 1. T. Trimpe 2008 http://sciencespot.net/. 6Zn 3 (PO 4 ) 2. Subscript: only applies to the element in front of it. Coefficient: Distributed throughout the entire compound. Zinc = 18. Phosphorus = 12. Oxygen = 48. - PowerPoint PPT Presentation
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CHALLENGE 1
T. Trimpe 2008 http://sciencespot.net/
6Zn6Zn33(PO(PO44))22
Coefficient: Distributed throughout the entire compound.
Subscript: only applies to the element in front of it.
Zinc = 18
Phosphorus = 12
Oxygen = 48
1. CO2
2. 2H2O
3. Mg(OH)2
4. 3NaHCO3
5. 2H2SO4
Use the formulas provided to determine the number of atoms of each element in each compound.
List each element by symbol and tell how many atoms there are in
the compound.
C = ____ O = ____
1. CO2
2. 2H2O
3. Mg(OH)2
4. 3NaHCO3
5. 2H2SO4
The answers are …
C = 1 O = 2
H = 4 O = 2
Mg = 1 O = 2 H = 2
Na = 3 H = 3 C = 3 O = 9
H = 4 S = 2 O = 8
1. 4CO2
2. 2H2O2
3. 3Mg(OH)2
4. 6NaSO4
5. 4CH4
Use the formulas provided to determine the number of atoms of each element in each compound.
Remember to list each element’s symbol and tell the
number of atoms for each!
1. 4CO2
2. 2H2O2
3. 3Mg(OH)2
4. 6NaSO4
5. 4CH4
The answers are …
C = 4 O = 8
H = 4 O = 4
Mg = 3 O = 6 H = 6
Na = 6 S = 6 O = 24
C = 4 H = 16
1. 6CO
2. 4H2O
3. 3 C6H8O7
4. 2CaCO3
5. 4NH3
Use the formulas provided to determine the number of atoms of each element in each compound.
Remember to list each element’s symbol and tell the
number of atoms for each!
The answers are …
C = 6 O = 6
H = 8 O = 2
C = 18 H = 24 O = 21
Ca = 2 C = 2 O = 6
N = 4 H = 12
1. 6CO
2. 4H2O
3. 3 C6H8O7
4. 2CaCO3
5. 4NH3
1. 4Be(OH)2
2. 2Zn3(PO4)2
3. Sr(MnO4)2
4. 4AgClO3
5. Al(NO3)3
Use the formulas provided to determine the number of atoms of each element in each compound.
Remember to list each element’s symbol and tell the
number of atoms for each!
1. 4Be(OH)2
2. 2Zn3(PO4)2
3. Sr(MnO4)2
4. 4AgClO3
5. Al(NO3)3
The answers are …
Be = 4 O = 8 H = 8
Zn = 6 P = 4 O = 16
Sr = 1 Mn = 2 O = 8
Ag = 4 Cl = 4 O = 12
Al = 1 N = 3 O = 9
1. 5Zn(OH)2
2. 3UF4
3. 2Sn(CrO4)2
4. 3Pb(NO3)2
5. 2NH4NO3
Use the formulas provided to determine the number of atoms of each element in each compound.
Remember to list each element’s symbol and tell the
number of atoms for each!
1. 5Zn(OH)2
2. 3UF4
3. 2Sn(CrO4)2
4. 3Pb(NO3)2
5. 2NH4NO3
The answers are …
Zn = 5 O = 10 H =10
U = 3 F = 12
Sn = 2 Cr = 4 O = 16
Pb = 3 N = 6 O = 18
N = 4 H = 8 O = 6