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April 28, 2015

Homework Help: chemistry

Posted by Anonymous on Sunday, November 28, 2010 at 7:45pm.

Which of the following equations does not represent an oxidation-reduction reaction?

3Al + 6HCl → 3H2 + AlCl3


2NaCl + Pb(NO3)2 → PbCl2 + 2NaNO3

2H2O → 2H2 + O2

2NaI + Br2 → 2NaBr + I2

Cu(NO3)2 + Zn → Zn(NO3)2 + Cu

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