Solved: Oxidation-Reduction Reactions (Section)Which of

Chapter , Problem 52E

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Oxidation-Reduction Reactions (Section 4.4)

Which of the following are redox reactions? For those that are, indicate which element is oxidized and which is reduced. For those that are not, indicate whether they are precipitation or neutralization reactions.
(a) \(\mathrm{P}_{4}(s)+10\ \mathrm{HClO}(a q)+6\ \mathrm{H}_{2} \mathrm{O}(l) \longrightarrow 4\ \mathrm {H_3 PO_4}(aq)+10\ \mathrm {HCl}(aq)\)

(b) \(\mathrm{Br}_{2}(l)+2 \mathrm{~K}(s) \longrightarrow 2\ \mathrm{KBr}(s)\)

(c) \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}(l)+3\ \mathrm{O}_{2}(g) \longrightarrow 3\ \mathrm{H}_{2} \mathrm{O}(l)+2\ \mathrm{CO}_{2}(g)\)

(d) \(\mathrm{ZnCl}_{2}(a q)+2 \mathrm{NaOH}(a q) \longrightarrow \mathrm{Zn}(\mathrm{OH})_{2}(s)+ 2\ \mathrm {NaCl}(aq)\)

Equation Transcription:

Text Transcription:

P_{4}(s)+10 HClO(aq)+6 H_{2}O(l){rightarrow}4 H_{3}PO_{4}(aq)+10 HCl(aq)

Br_{2}(l)+2 K(s){rightarrow}2 Kbr(s)

CH_{3}CH_{2}OH(l)+3 O_{2}(g){rightarrow}3 H_{2}O(l)+2 CO_{2}(g)

ZnCl_{2}(aq)+2 NaOH(aq){rightarrow}Zn(OH)_{2}(s)+2 NaCl(aq)