Unit 6 Created by Educational Technology Network. www.edtechnetwork.com 2009

POWERPOINT JEOPARDY The Mole Balancing Equations Types of Reactions Predicting Products Random 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 40 40 40 40 40 50 50 50 50 50

How many molecules are in 5.23mol of C2H2? The Mole– 10 Points 3.15 x 1024molecules of C2H2

What is the molar mass of C2H2? The Mole– 20 Points 26g/mol C2H2

How many molecules can be found in a 110.7g sample of CuCl2? The Mole– 30 Points 4.957 x 1023 molecules CuCl2

How much space does 8.57 x 1022molecules of CO2 gas take up under STP? The Mole– 40 Points 3.19L CO2

If a sample of C2H4O2 gas takes up 38.9L under STP, what is its mass? The Mole– 50 Points 104g C2H4O2

Balancing Equations– 10 Points ___Mg + ___O2  ___MgO Balancing Equations– 10 Points 2Mg + O2  2MgO

Balancing Equations– 20 Points __AgNO3 +__Cu __Cu(NO3)2 +__Ag Balancing Equations– 20 Points 2 AgNO3 + 1 Cu  1 Cu(NO3)2 + 2 Ag

Balancing Equations– 30 Points __Pb(OH)2 + __HCl  __H2O + __PbCl2 Balancing Equations– 30 Points 1 Pb(OH)2 + 2 HCl  2 H2O + 1 PbCl2

Balancing Equations – 40 Points __Na3PO4 +__CaCl2 __NaCl +__Ca3(PO4)2 Balancing Equations – 40 Points 2 Na3PO4 + 3 CaCl2  6 NaCl + 1 Ca3(PO4)2

Balancing Equations– 50 Points __C3H8O +__O2__H2O +__CO2 Balancing Equations– 50 Points 2 C3H8O + 9 O2 8 H2O + 6 CO2

Types of Reactions – 10 Points 2NF3 N2 + 3F2 Types of Reactions – 10 Points Decomposition

Types of Reactions– 20 Points Combination/Synthesis 4Al + 3O2 2Al2O3 Types of Reactions– 20 Points Combination/Synthesis

Types of Reactions– 30 Points 2C2H4O + 5O2 4H2O +4CO2 Types of Reactions– 30 Points Combustion

Types of Reactions– 40 Points MgF2 + Li2CO3  MgCO3 + 2 LiF Types of Reactions– 40 Points Double Replacement

Types of Reactions– 50 Points 2NaBr + Cl2  2NaCl + Br2 Types of Reactions– 50 Points Single Replacement

Predicting Products– 10 Points C5H12O + O2 ?? Predicting Products– 10 Points CO2 + H2O

Predicting Products– 20 Points Mg(ClO4)2 ?? Predicting Products– 20 Points Mg + Cl2 + O2

Predicting Products– 30 Points Li + P  ?? Predicting Products– 30 Points Li3P

Predicting Products– 40 Points Co + FeCl2 ?? Predicting Products– 40 Points No Reaction!!

Predicting Products– 50 Points Ag2SO4 + Ba3N2 ?? Predicting Products– 50 Points Ag3N + BaSO4

What does the following symbol mean? (g) Random– 10 Points The substance in front of it is a gas.

What is the percent composition of Na in NaOH? Random– 20 Points 57.5%Na

Which are the seven diatomic elements? Random– 30 Points H2, N2, O2, F2, Cl2, Br2, I2

What is the percent composition of Cl in CH2Cl? Random– 40 Points 71.65% Cl

How many atoms of oxygen are found in 27.5L of CO2 Random– 50 Points 1.48 x 1024 atoms of oxygen