SRP Table Worksheet

Chemistry 12

SRP Table Worksheet

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1. Describe the following reaction as oxidation or reduction. Circle all oxidizing agents.

a) Na à Na+ + e- oxidation

b) Ca à Ca2+ + 2e- oxidation

c) Al3+ + 3e- à Al reduction

d) 2F- à F2 + 2e- oxidation

e) N2 + 6e- à2N3- reduction

f) 2O2- à O2 + 4e- oxidation

2. Complete and balance the following reactions:

a) Ca + Al3+

3Ca + 2Al3+ à 2Al + 3Ca2+

b) Sn + Ag+

Sn + 2Ag+ à 2Ag + Sn2+

c) Sn + Au3+

3Sn + 2Au3+ à 2Au + 3Sn2+

3. Ni+2 reacts with Mn, however, Al+3 does not react with Mn. Rank the oxidizing agents in order

of decreasing strength. Rank the reducing agents in order of decreasing strength.

strongest oxidizing agent Ni2+ + 2e- à Ni

Mn2+ + 2e- à Mn

Al3+ + 3e- à Al strongest reducing agent

4. Ag+ reacts with Pb, however, Ca+2 does not react with Pb. Rank the reducing agents in

order of decreasing strength. Rank the oxidizing agents in order of decreasing strength.

strongest oxidizing agent Ag+ + 1e- à Ag

Pb2+ + 2e- à Pb

Ca2+ + 2e- à Ca strongest reducing agent

5. Cl2 reacts with Ag, however, Ag does not react with Mg+2. Rank the oxidizing agents in order

of decreasing strength. Rank the reducing agents in order of decreasing strength.

strongest oxidizing agent Cl2 + 2e- à 2Cl-

Ag+ + 1e- àAg

Mg2+ + 2e- à Mg strongest reducing agent

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Describe the following reaction as oxidation or reduction. Circle all oxidizing agents. a) Na à Na+^ + e-^ oxidation b) Ca à Ca2+^ + 2e-^ oxidation c) Al3+^ + 3e-^ à Al reduction d) 2F-^ à F 2 + 2e-^ oxidation e) N 2 + 6e-^ à2N^3 -^ reduction f) 2O^2 -^ à O 2 + 4e-^ oxidation
Complete and balance the following reactions: a) Ca + Al3+ 3Ca + 2Al3+^ à 2Al + 3Ca2+ b) Sn + Ag+ Sn + 2Ag+^ à 2Ag + Sn2+ c) Sn + Au3+ 3Sn + 2Au3+^ à 2Au + 3Sn2+
Ni+2^ reacts with Mn, however, Al+3^ does not react with Mn. Rank the oxidizing agents in order of decreasing strength. Rank the reducing agents in order of decreasing strength. strongest oxidizing agent Ni2+^ + 2e-^ à Ni Mn2+^ + 2e-^ à Mn Al3+^ + 3e-^ à Al strongest reducing agent
Ag+^ reacts with Pb, however, Ca+2^ does not react with Pb. Rank the reducing agents in order of decreasing strength. Rank the oxidizing agents in order of decreasing strength. strongest oxidizing agent Ag+^ + 1e-^ à Ag Pb2+^ + 2e-^ à Pb Ca2+^ + 2e-^ à Ca strongest reducing agent
Cl 2 reacts with Ag, however, Ag does not react with Mg+2. Rank the oxidizing agents in order of decreasing strength. Rank the reducing agents in order of decreasing strength. strongest oxidizing agent Cl 2 + 2e-^ à 2Cl- Ag+^ + 1e-^ àAg Mg2+^ + 2e-^ à Mg strongest reducing agent

Ni+2^ reacts with Mn, however, Al+3^ does not react with Mn. Rank the reducing agents in order of decreasing strength. Rank the oxidizing agents in order of decreasing strength. strongest oxidizing agent Ni2+^ + 2e-^ à Ni Mn2+^ + 2e-^ àMn Al3+^ + 3e-^ àAl strongest reducing agent
Cl 2 reacts with Br-, however, I 2 does not react with Br-. Rank the oxidizing agents in order of decreasing strength. Rank the reducing agents in order of decreasing strength. strongest oxidizing agent Cl 2 + 2e-^ à2Cl- Br 2 + 2e-^ à2Br- I 2 + 2e-^ à 2I-^ strongest reducing agent
Classify as oxidation, reduction or neither. a) SO 42 -^ à S^2 -^ reduction b) MnO 2 à MnO 4 -^ oxidation c) Cr 2 O 72 -^ à CrO 42 -^ neither d) IO 3 -^ à I 2 reduction
Given the following lab data SnCl 2 & Ni Spontaneous Ni(NO 3 ) 2 & Fe Spontaneous Cr(NO 3 ) 3 & Fe Non spontaneous. i) Write three balanced equations. Ni + Sn2+^ à Ni2+^ + Sn Fe + Ni2+^ à Fe2+^ + Ni Fe + Cr3+^ ß Fe2+^ + Cr ii) Rank the oxidizing agents in decreasing order of strength. strongest oxidizing agent Sn2+^ + 2e-^ à Sn Ni2+^ + 2e-^ à Ni Fe2+^ + 2e-^ à Fe Cr3+^ + 3e-^ à Cr strongest reducing agent iii) Rank the reducing agents in decreasing order of strength. See above. iv) Will SnCl 2 react with Cr? Explain? Yes, because Sn2+^ is a stronger oxidizing agent than Cr^3 + v) Will Fe2+^ react with Sn? No, because Fe2+^ is a weaker oxidizing agent than Sn2+