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Chapter 9 Review Worksheet

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Last updated over 3 years ago
28 questions
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12
Question 1
1.

Given the following equation: ____N3O8 → _____NO2. How many atoms of nitrogen on the reactants side?

Question 2
2.

Given the following equation: ____N3O8 → _____NO2. How many atoms of oxygen on the reactants side?

Question 3
3.

Given the following equation: ____N3O10→ _____NO2 + ____O2. Balance the equation(type your answer in as 5, 6, 7 separate the coefficients with commas).

Question 4
4.

Given the following equation: ____Mg+ ___N2 → ___Mg3N2. How many atoms of nitrogen on the reactants side?

Question 5
5.

Given the following equation: ____Mg + ___N2 → ___Mg3N2. How many atoms of magnesium on the reactants side?

Question 6
6.

Given the following equation: ____Mg + ___N2 → ___Mg3N2. Balance the equation(type your answer in as 5, 6, 3 separate the coefficients with commas).

Question 7
7.

Given the following equation: ____H2S→ ____H2 + ____S2. Balance the equation(type your answer in as 5, 6, 3 separate the coefficients with commas).

Question 8
8.

Given the following equation: ____Mn + ____S → ____Mn2S3. Balance the equation(type your answer in as 5, 6, 3 separate the coefficients with commas).

Question 9
9.

Given the following equation: ____C + ____O2 → ____CO. Balance the equation(type your answer in as 5, 6, 3 separate the coefficients with commas).

Question 10
10.

Given the following equation: ____C2H6 + ____O2 → ____H2O + ____CO2. Balance the equation(type your answer in as 5, 6, 3, 2 separate the coefficients with commas).

Question 11
11.

Given the following equation: ____PbO2 + ____C → ____Pb + ____CO2. Balance the equation(type your answer in as 5, 6, 3, 8 separate the coefficients with commas).

Question 12
12.

Given the following equation: ____PbO2 + ____Li → ____Pb + ____Li2O. Balance the equation(type your answer in as 5, 6, 3, 8 separate the coefficients with commas).

Question 13
13.

Question 14
14.

Question 15
15.

Question 16
16.

Question 17
17.

Question 18
18.

Question 19
19.

Question 20
20.

Question 21
21.

Question 22
22.

Question 23
23.

Question 24
24.

Question 25
25.

Question 26
26.

Question 27
27.

Magnesium metal reacts with oxygen gas to produce magnesium oxide.

Question 28
28.

Show the complete ionic and net ionic forms of the following equations. If all species are spectator ions, please indicate that no reaction takes place. Note: you need to make sure the original equation is balanced before proceeding! A set of solubility rules are given at the end of this document.

____ LiBr(aq) + ___ PbF2(aq) → ___ PbBr2(s) + ___ LiF(aq)
Complete ionic equations


Net ionic equation


spectator ion#1: __________ spectator ion #2: _____________

Given the following equation: ____PbO2 + ____Li → ____Pb + ____Li2O. What type of reaction is represented?
decomposition
combustion
single replacement
synthesis
double replacement
Given the following equation: ____C2H6 + ____O2 → ____H2O + ____CO2. What type of reaction is represented?
single replacement
synthesis
double replacement
combustion
decomposition
Given the following equation: ____H2S→ ____H2 + ____S2. What type of reaction is represented?
decomposition
double replacement
combustion
single replacement
synthesis
Given the following reaction ____C + ____O2 → ____CO. What type of reaction is represented?
synthesis
double replacement
single replacement
decomposition
combustion
Which symbols are used to represent states of matter in chemical equations?
(q)
(aq)
(s)
(l)
(f)
(g)
(r)
KI(aq) + PbBr2(aq) => KBr(aq) + PbI2(s) given the following chemical equation, which compounds are in aqueous form?(choose all that apply)
PbBr2
KBr
KI
PbI2
KI(aq) + PbBr2(aq) => KBr(aq) + PbI2(s) given the following chemical equation, what type of reaction is represented?(choose all that apply)
decomposition
combustion
double replacement
single replacement
combination
2KI(aq) + PbBr2(aq) => 2KBr(aq) + PbI2(s) given the following chemical equation, which is the net ionic equation?
2KI(aq) + PbBr2(aq) => 2KBr(aq) + PbI2(s)
K+1 and Br-1
KI(aq) + PbBr2(aq) => KBr(aq) + PbI2(s)
2I-(aq) + Pb+2(aq) => PbI2(s)
2KI(aq) + PbBr2(aq) => 2KBr(aq) + PbI2(s) given the following chemical equation, which is the spectator ions?
KI(aq) + PbBr2(aq) => KBr(aq) + PbI2(s)
K+1 and Br-1
2KI(aq) + PbBr2(aq) => 2KBr(aq) + PbI2(s)
2I-(aq) + Pb+2(aq) => PbI2(s)
Given the equation, 2P + 3H2 => 2PH3, how many atoms of phosphorus are in the reactants?
3
2
1
6
Given the equation, 2P + 3H2 => 2PH3, What type of chemical reaction is pictured?
combustion
combination
double replacement
single replacement
decomposition
Which metals are more reactive than zinc?
gold
silver
sodium
lithium
copper
Which elements are more reactive than chlorine?
bromine
fluorine
iodine
Given CaF2 => ________________________ what is the dissociation of the calcium fluoride?
CaF2 => Ca+2 + F-1
CaF2 => Ca+2 + 2F-1
CaF2 => Ca+1 + F-2
CaF2 => 2Ca+1 + 2F-1