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Those Pesky Polyatomics
A Balancing Act
Aqueous Adventures
Animal, Vegetable, or Mineral? Classifying Reactions
Potpourri, Chemically Speaking
100
The name and symbol for the only polyatomic cation we memorized
What is NH
4
+
, ammonium ion?
100
When balanced, the sum of the coefficients of this reaction: NO(g) + H
2
(g) ---> N
2
+ H
2
O
What is 7?
100
The chemical formula and name for the white solid resulting from the reaction: AgNO
3
(aq) + KCl (aq)
What is AgCl, silver chloride?
100
The three basic types of reactions and their driving forces
What are (1) precipitation (formation of a solid); (2) oxidation-reduction (transfer of electrons); and (3) acid-base (formation of water)?
100
Four evidences of a possible chemical reaction
What are color change, solid formation, gas (bubble) formation, heat/flame?
200
copper (II) nitrate
What is Cu (NO
3
)
2
?
200
When balanced, the sum of the coefficients of this reaction: lithium metal reacts with chlorine gas to form solid lithium chloride
What is 5?
200
The chemical formula and the name for the precipitate that results from the following reaction: Ba(NO
3
)
2
(aq) and NaCl (aq)
What is no solid forms?
200
Two ways to classify the following reaction: 2C
2
H
2
(s) + 5O
2
(g) ----> 4CO
2
(g) + 2H
2
O(g)
What are oxidation-reduction, combustion?
200
Four driving forces that favor a chemical change
What are formation of a solid, formation of water, formation of a gas, and transfer of electrons?
300
lead (II) carbonate
What is PbCO
3
?
300
When balanced, the sum of the coefficients of this reaction: iron metal reacts with oxygen gas in the air to form iron (III) oxide
What is 9?
300
The chemical formula and the name for the precipitate that results from the following reaction: NH
4
Cl (aq) and Pb(NO
3
)
2
(aq)
What is PbCl
2
, lead chloride?
300
Two ways to classify the following reaction: 2Ni(s) +4O
2
(g) ----> 2NiO(s)
What are oxidation-reduction and synthesis?
300
Three types of equations that are used to describe reactions in solutions
What are the molecular, the complete ionic, and the net ionic equations?
400
NaCN
What is sodium cyanide?
400
When balanced, the sum of the coefficients of this reaction: diboron trioxide reacts with water to form boric acid, B(OH)
3
What is 6?
400
The balanced molecular, complete ionic, and net ionic equations for the reaction of aqueous hydrobromic acid and aqueous sodium hydroxide.
What is "ask Alec for the answer"? (# 1)
400
All the ways to classify the following reaction: KBr(aq) + AgNO
3
(aq) ---> AgBr(s) + KNO
3
(aq)
What are precipitation and double displacement?
400
The precise definition of a "salt"
What is an ionic compound, i.e., a compound that results when a metal reacts with a nonmetal to form cations and anions?
500
KHSO
4
What is potassium hydrogen sulfate?
500
When balanced, the sum of the coefficients of this reaction: the combustion of propane gas, C
3
H
8
What is 13?
500
The balanced molecular, complete ionic, and net ionic equations for the reaction of aqueous sulfuric acid and aqueous potassium hydroxide.
What is "ask Alec for the answer"? (# 2)
500
All the ways to classify the following reaction: HNO
3
(aq) + NaOH(aq) -----> H
2
O(l) + NaNO
3
(aq)
What are acid-base and double displacement?
500
Total number of electrons lost and then gained in the oxidation-reduction reaction: 4Al(s) +3O
2
(g) -----> 2Al
2
O
3
(s)
What is 12 electrons?