1) It takes __________ moles of carbonic acid to neutralize __________ moles of
ID: 841659 • Letter: 1
Question
1) It takes __________ moles of carbonic acid to neutralize __________ moles of sodium hydroxide.
A) 1, 1
B) 2, 2
C) 1, 2
D) 2, 1
2) The reactants in a dry cell are __________.
A) Zn+2 and Al
B) Cu+2 and Zn
C) Zn and MnO2
D) Zn+2 and Cu
3) What is the oxidation number of P in HPO3 2?
A) +1
B) +7
C) +5
D) +3
4) The conjugate acid of PO4 3 is
__________.
A) PO4
B) HPO4
C) H3PO4
D) PO4
5) Which of the following could be considered an Arrhenius acid?
A) NH4
B) CH3COOH
C) HCl
D) All of the above are Arrhenius acids.
6) Which is/are weak Arrhenius bases?
A) KOH
B) K2CO3
C) KHCO3
D) more than one of these
7) Which equation is a combustion reaction?
A) Al + Fe2O3 ? Al2O3 + Fe
B) MgO + HCl ? MgCl2 + H2O
C) CH4 + O2 ? CO2 + H2O
D) KClO3 ? KCl + O2
8) Which lead(II) compound is water soluble?
A) lead (II) carbonate
B) lead (II) chloride
C) lead (II) sulfate
D) lead (II) nitrate
9) What is the oxidation state of manganese in the compound KMnO4?
A) +2
B) +7
C) +4
D) 4
10) The equation Zn + CuCl2 ? Cu + ZnCl2 is an example of a __________ reaction.
A) combination
B) single replacement
C) decomposition
D) double replacement
Explanation / Answer
1) It takes __________ moles of carbonic acid to neutralize __________ moles of sodium hydroxide.
C) 1, 2
2) The reactants in a dry cell are __________.
C) Zn and MnO2
3) What is the oxidation number of P in HPO3 2?
D) +3
4) The conjugate acid of PO4 3 is
__________.
B) HPO4
5) Which of the following could be considered an Arrhenius acid?
D) All of the above are Arrhenius acids.
6) Which is/are weak Arrhenius bases?
D) more than one of these
7) Which equation is a combustion reaction?
C) CH4 + O2 ? CO2 + H2O
8) Which lead(II) compound is water soluble?
D) lead (II) nitrate
9) What is the oxidation state of manganese in the compound KMnO4?
B) +7
10) The equation Zn + CuCl2 ? Cu + ZnCl2 is an example of a __________ reaction.
B) single replacement
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