WorksheetsU4 Quiz Redox, PPT, Acid Base Reactions
Total questions: 35
Worksheet time: 9hrs 45mins
2 CaO--> 2 Ca + O2
What is the oxidation number of chlorine in HClO?
0
-1
+1
+5
Oxidation is the _________ of electrons.
loss
gain
sharing
transfer
Reduction is the ___________ of electrons.
loss
gain
sharing
transfer
What is the oxidation number of nitrogen in N2?
-3
0
+4
-1
The sum of the oxidation numbers in SCN- is equivalent to
0
-1
+1
+3
Which of the following represents oxidation?
C → CH4
Fe3+ → Fe2+
Cl2 → 2Cl-
Zn → ZnO
2Ca(s) + O2(g) --> 2CaO(s), calcium is __________
Zn(OH)2 is an example of a...
acid
base
salt
water
Which of the following is a neutralization reaction?
2Na + Cl2 → 2NaCl
CH4 + 2O2 → CO2 + 2H2O
HCl + KOH → KCl + H2O
CaCO3 → CO2 + CaO
Which of the following chemical reactions represents an acid-base reaction?
HBr + KOH → KBr + H2O
ZnCl2 + MgSO4 → ZnSO4 + MgCl2
H2SO4 + CaCl2 → CaSO4 + HCl
NH4OH + KCl → KOH + NH4Cl
A proton donor.
Acid
Base
Amphoteric
A proton acceptor. (Lone pair of electrons)
Acid
Base
Amphoteric
What is the acid for the following reaction:
HCl + NaOH → H2O + NaCl
HCl
NaOH
H2O
NaCl
What is the conjugate acid for the following reaction:
HCl + NaOH → H2O + NaCl
HCl
NaOH
H2O
NaCl
What is the conjugate base for the following reaction:
HCl + NaOH → H2O + NaCl
HCl
NaOH
H2O
NaCl
What is the base for the following reaction:
HCl + NaOH → H2O + NaCl
HCl
NaOH
H2O
NaCl
What is the acid for the following reaction:
NH3 + H2O → NH4OH
NH3
H2O
NH4+
OH-
Acid and Base are ______.
reactants
products
Conjugate Acid and Conjugate Base are ______.
reactants
products
Predict the products of the following reaction:
H2SO4 + LiOH →
LiSO4 + H2O
Li2SO4 + H2O
Li + H2 + SO3
Li2SO4 + H2O2
Which of the following best describes a precipitate?
solid powder that falls out of solution when a solid and liquid reactant combine
solid powder that falls out of solution when two aqueous reactants combine
solid powder that falls out of solution when aqueous and gaseous reactants combine
Which of the following best describes a precipitate?
an insoluble solid
a soluble solid
a soluble gas
an insoluble liquid
AB (aq) + CD (aq) → AD (aq) + CB(s)
Which substance is the precipitate in the reaction above?
AB
CD
AD
CB
According to the solubility rules (chart), compounds containing Ammonium cations, NH4+ are:
Not Soluble
Sometimes Soluble
Always Soluble
Always insoluble
Use the Solubility Rules to determine if the following compound is soluble in water:
Li2S
Soluble
Insoluble
Predict the Products of the double-replacement (precipitate) reactions
Pb(NO3)2(aq) + MgI2(aq) →
Pb(NO3)2 (aq) + MgI2 (s)
PbI2 (s) + Mg(NO3)2 (aq)
Pb(NO3)2 (s) + MgI2 (aq)
PbMg (s) + I(NO3)2 (aq)
Predict the Products of the double-replacement (precipitate) reactions
K3PO4(aq) + AlCl3(aq) →
K3PO4 (s) + AlCl (aq)
KCl (aq) + Al2(PO4)3 (s)
KCl (s) + Al2(PO4)3 (aq)
K3AL (s) + Cl3PO4 (aq)
Which of these is a balanced double replacement reaction?
Al2O3 (s) + 3 CO2 (g) --> Al2(CO3)3
Ba(OH)2 (s) → BaO (s) + H2O (aq)
2 KF(aq) + Ca(NO3)2 (aq) → CaF2 (s) + 2 KNO3 (aq)
2 AgClO3 (aq) + Cu (s) --> Cu(ClO3)2 (aq) + 2 Ag (s)
Fe+2 + MnO4 → Fe+3 + Mn+2
Define: Solubility
What is dissolved
What does the dissolving
A measure of how much solute can dissolve in solvent
a charged ion
