Question
Asked Mar 5, 2020
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Which element is oxidized, and which is reduced in the following
reactions?
(a) N2(g) + 3 H2(g)---->2 NH3(g)
(b) 3 Fe(NO3)2(aq) + 2 Al(s)------>
3 Fe(s) + 2 Al(NO3)3(aq)
(c) Cl2(aq) + 2 NaI(aq)----->I2(aq) + 2 NaCl(aq)
(d) PbS(s) + 4 H2O2(aq)------>PbSO4(s) + 4 H2O(l)

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