Chemical Equation REDOX Atom Atom Yes/No Oxidized Reduced Reducing Oxidizing Agent Agent +2 -2 +2.5 -2 -1 Yes I S2032- I2 S2032- (aq) + I2 (ag) >S4O6²- (nq) + I- (aq). Nag + Clag ->NaCle 2. Al) + Cu²*(ag) –> Al³* (ag) + Cu») [aq] 3. H21) + F2i) -> HF1. 4. SiO21) + Ca) -> Si) + COg). 5. Pb (NO3)2 (mg) + 2KIag) -> Pbl2) +2KNO3(aq) 1.
Chemical Equation REDOX Atom Atom Yes/No Oxidized Reduced Reducing Oxidizing Agent Agent +2 -2 +2.5 -2 -1 Yes I S2032- I2 S2032- (aq) + I2 (ag) >S4O6²- (nq) + I- (aq). Nag + Clag ->NaCle 2. Al) + Cu²*(ag) –> Al³* (ag) + Cu») [aq] 3. H21) + F2i) -> HF1. 4. SiO21) + Ca) -> Si) + COg). 5. Pb (NO3)2 (mg) + 2KIag) -> Pbl2) +2KNO3(aq) 1.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Activity 1. Reducing Agent (RA) vs. Oxidizing Agent (OA)
Learning Objectives:
1. Recognize redox reactions.
2. Identify reducing and oxidizing agents in a given redox reaction.
What you need: pen and paper
What to do: Complete the table below by following the steps and write your answer in a
separate sheet of paper.
1. Assign oxidation numbers for all elements in the equation.
2. Determine if the reaction is redox or not.
3. Identify the element oxidized and the element reduced.
4. Identify the oxidizing agent and the reducing agent.
The sample equation is done for you.
Chemical Equation
REDOX
Atom
Atom
Reducing Oxidizing
Yes/No Oxidized Reduced
Agent
Agent
+2 -2
+2.5 -2
-1
S2032- (ac) + I2 (ac) –>S4O6²-
+ I-
Yes
I
S2032-
I2
(aq)
(aq)
1.
Nas) + Cl2ig) –>NaCl
2.
Al () + Cu2*(aq)–> Al3* (aq) + Cu(s).
H21) + F21g) *
4.
SiO2{) + C9) –> Si« + CO(g).
5. Pb (NO3)2 (mg) + 2KI(ag) ->
Pbl2) +2KNO3(aq)
Guide Question:
Why is it important to assign oxidation numbers to all the atoms in the equation?
3.
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