Stoic Review

Chemical Reactions

100

What Type of Chemical Reaction is this? 

2SO₂ + O₂ 🡪 2SO₃  

Synthesis/Combination

200

What type of Chemical Reaction is this?

Al + Cr₂O₃ 🡪 Al₂O₃ + 2 Cr    

Single replacement/displacement 

300

What type of Chemical Reaction is this?

2NaCl 🡪 2Na + Cl₂    

Decomposition 

400

What type of Chemical Reaction is this?

N₂ + 3H₂ 🡪 2NH₃  

Synthesis/Combination 

500

What type of Chemical Reaction is this?

FeS + HCl 🡪 FeCl₂ + H₂S  

Double replacement/displacement 

Balancing

100

Balance the Following: 

N₂  +  O₂  🡪   N₂O

2 1 2 

200

Balance the Following: 

Mg + AgNO₃ 🡪 Mg(NO3)₂ + Ag

1 2 1 2 

300

CaI₂ + Li₂SO₄ 🡪 LiI + CaSO₄

_{What is the mole ratio of calcium iodide to lithium iodide?}

1 : 2 

400

AgNO₃(aq) + NaCl(s) 🡪 AgCl(s) + NaNO₃(aq)

What is the mole ratio of salt, NaCl, to silver chloride, AgCl, in this reaction?

1 : 1 

500

Ca(OH)_2(s) + HCl_(aq) 🡪 CaCl_2(aq) + H₂O_(l)

Which of the following sets of coefficients would balance the equation?

1 2 1 2 

Simple Stoichiometry

100

If a chemist has 3 moles of water to begin the reaction, what is the maximum number of moles of aluminum hydroxide she can produce? 

Al₂S₃ + H₂O 🡪 Al(OH)₃ + H₂S

1 mole Al(OH)₃

200

CaI₂ + Li₂SO₄ 🡪 LiI + CaSO₄

_{How many moles calcium iodide will be required to produce 2.5 moles of lithium iodide?} 

1.3 mole Calcium Iodide (sig figs!) 

300

What mass of salt is present if 4.7 g of AgCl is produced? 

AgNO₃(aq) + NaCl(s) 🡪 AgCl(s) + NaNO₃(aq)

1.9 g salt 

400

Determine the number of moles of solid tin produced when 4.0 moles of hydrogen gas are completely used

SnO_2(s)+ H_2(g) 🡪 Sn_(s) + H₂O_(l)

2.0 moles Sn

500

How many moles of oxygen gas would be required to burn an entire log containing a mass of 77.0 grams of cellulose (C₆H₁₀O₅)?

C₆H₁₀O₅ +   O₂ 🡪  CO₂ + H₂O

2.85 mol O₂

Complex Stoichiometry

100

What is the molar mass of H₃PO₄

98 g/mol 

200

What does molar mass communicate the relationship between 

moles and grams 

300

SnO₂(s)+ H₂(g) 🡪 Sn(s) + H₂O(l)

Determine the moles of tin to form from 4 moles of hydrogen gas

2 moles 

400

Calculate the number of moles of iron(III) bromide required to react to produce 502.9 g of bromine gas.

________ Cl₂ + ________ FeBr₃ 🡪 ________ FeCl₃ + ________ Br₂

2.1 mol FeBr₃

500

How many grams of phosphoric acid are required to react with 4.5 g of zinc?  

H₃PO₄ + Zn 🡪  Zn₃(PO₄)₂ + H₂

4.5 g phosphoric acid 

Mixed Review

100

What's my favorite color

orange 

200

What are the products of this reaction? 

CH₄ + O₂

CO₂ + H₂O

300

Balance the following: 

 C₆H₁₄ + O₂ ->  CO₂ + H₂O

2 ,19 ,12, 14 

400

What is my oldest dogs name?

Blaze

500

What is my girl dogs name?

Paisley