redox reaction? yes no S,(s) + 4Pb(s) → 4PBS,(s) reducing agent: ? oxidizing agent: redox reaction? O yes no 2N, (3) + 50,(e) - 2N,0,(3) ) reducing agent: oxidizing agent: redox reaction? O yes no Na,Co,(,) + H,PO,(ag) → Na,HPO,(ag) + Co,(g) + H,0(1) reducing agent: oxidizing agent:

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Chapter18: Oxidation–reduction Reactions And Electrochemistry
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Problem 74AP: . To obtain useful electrical energy from an oxidation-reduction process, we must set up the...
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Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox") reaction. If the reaction is a redox reaction, write down the formula of the reducing agent and the formula of the oxidizing agent.
redox reaction?
O yes
no
S,(s) + 4Pb(s) → 4PBS,(s)
reducing
agent:
?
oxidizing
agent:
redox reaction?
O yes
no
2N, (3) + 50,(e) - 2N,0,(3)
- 2N,0,(g)
reducing
agent:
oxidizing
agent:
redox reaction?
O yes
no
Na,Co,(;) + H,PO,(ag) →
Na,HPO,(ag) + Co,(g) + H,0(1)
reducing
agent:
oxidizing
agent:
Transcribed Image Text:redox reaction? O yes no S,(s) + 4Pb(s) → 4PBS,(s) reducing agent: ? oxidizing agent: redox reaction? O yes no 2N, (3) + 50,(e) - 2N,0,(3) - 2N,0,(g) reducing agent: oxidizing agent: redox reaction? O yes no Na,Co,(;) + H,PO,(ag) → Na,HPO,(ag) + Co,(g) + H,0(1) reducing agent: oxidizing agent:
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