Knowledge
/20 / Inquiry
/30 / Total
/50

Name:______

Date:______

Chem 11 - Nomenclature and Chemical Reactions In Class Assignment

Part A: Multiple Choice (K, 8 marks)

Identify the choice that best completes the statement or answers the question.

____1.The reaction of silver nitrate with zinc would be classified as a

a. / combustion reaction / d. / decomposition reaction
b. / synthesis reaction / e. / single displacement reaction
c. / double displacement reaction

____2.Which of the following indicates that a double displacement reaction has occured? **(Circle all that apply)**

a. / production of a gas / d. / formation of a precipitate
b. / absorption of heat / e. / production of water
c. / change in colour

____3.Classify the following reaction: Cl2 + ZnI2  ZnCl2 + I2

a. / combustion / d. / single displacement
b. / synthesis / e. / double displacement
c. / decomposition

____4.Classify the following chemical reaction: 3NaOH + H3PO4  Na3PO4 + 3H2O

a. / combustion / d. / single displacement
b. / synthesis / e. / double displacement
c. / decomposition

____5.In the equation of a precipitation reaction, which state symbol indicates the highly soluble substance that remains in solution?

a. / (s)
b. / (aq)
c. / (l)
d. / (g)

____6.In which type of reaction does a large or more complex compound break down to form two simpler products?

a. / double displacement reaction
b. / single displacement reaction
c. / synthesis reaction
d. / decomposition reaction

____7.In which type of reaction does one element replace another element in a compound, producing a new compound and the new element?

a. / synthesis reaction
b. / double displacement reaction
c. / decomposition reaction
d. / single displacement reaction

____8.Which of the following halogens will displace all other halogens from compounds?

a. / fluorine
b. / chlorine
c. / bromine
d. / iodine

Name:______

Part B: Nomenclature (K, 10 marks)

i) Write the correct name(s) for the following.

1. SF6______

2. CaH2______

3. Cu(OH)2______

4. H2S (aq)______

5. AgNO2______

ii) Write the correct formula for the following substances.

  1. iron (III) sulfate______
  1. cupric phosphate______
  1. barium perchlorate______
  1. magnesium nitride______
  1. dinitrogen trioxide______

Part C: Short Answer (32 marks)

1.State the Law of Conservation of Mass and explain how it relates to chemical equations.

(K, 2 marks)

2.Balance the following equations. (I, 5 marks)

a)Fe + H2O ------> H2 +Fe3O4

b)H2SO4 + Ca3(PO4)2 ------> H3PO4 + CaSO4

c)C3H6 + O2 ------> CO2 + H2O

d)Ca3(PO4)2 + SiO2 + C ------> P4 + CO2 + CaSiO3

3.Aluminum reacts with HCl. (I, 5 marks)

a) Classify the type of reaction that occurs.

b) Predict the products of the reaction and balance the equation.

c) What is one observation you would expect to make during this reaction?

d) Explain why a reaction occurs.

4.For each of the following questions: (I, 6 marks)

a) write the word equation

b) write the skeleton equation including the states of the reactants and products

c) write the balanced chemical equation

i) Ethane (C2H6) is one of the hydrocarbons that make up natural gas. When ethane gas is
combusted it produces large amounts of energy.

ii) When water is added to solid silicon tetrachloride, solid silicon dioxide and hydrogen chloride gas are produced.

5.Predict the products of, and write balanced equations for, the following reactions if the reaction
occurs. For any reaction that does not occur simply state "no reaction". (I, 14 marks)

Synthesis Reactions:

a) CaO(s) + H2O (l) ------>

b)K (s) + O2 (s) ------>

Name:______

Decomposition Reactions:

c)Al2O3 (s) ------>

Single Replacement:

d) Zn + Cu(NO3)2 ------>

e)Hg + Fe2(SO4)3 ------>

f)Cl2 + NaBr ------>

Double Displacement:

g)KCl + Na2CO3 ------>

h)MgBr2 + Ag2SO4 ------>