posted by .

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

  • chemistry -

    You need to learn how to determine this. Here is a set of rules that will allow you to determine the oxidation state of each element in each equation. Then you can answer the question.

  • chemistry -

    its the forth one

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    I think these I know how to do ....just want someone to check..still sorta mixed up on the first question. Thanx For the following reaction, what is the correctly balanced reduction half-reaction?
  2. chemistry

    what is the oxidation half reaction, reduction half reaction, and the complete balanced reaction of the following?
  3. chemistry

    a. Cl2 + 2NaI → 2NaCl + I2 This is a single replacement reaction. b. 2K + 2HCl → 2KCl + H2 This is a single replacement reaction. c. N2 + 3H2 → 2NH3 This is a synthesis reaction. d. 2KClO3 → 2KCl + 3O2 This …
  4. Chemistry

    Which of the following is an oxidation-reduction (redox) reaction?
  5. Chemistry

    Which of the following reactions will result in a reduced total pressure?
  6. AP Chemistry

    Calculate ΔHrxn for the following reaction: C(s)+H2O(g)→CO(g)+H2(g) Use the following reactions and given ΔH values: C(s)+O2(g)→CO2(g), ΔH= -393.5 kJ 2CO(g)+O2(g)→2CO2(g), ΔH= -566.0 kJ 2H2(g)+O2(g)→2H2O(g), …
  7. Chemistry

    Dr.Bobb222 please help balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions …
  8. Chemistry(please check my answer)

    Among the following, which is an oxidation-reduction reaction?
  9. Chemistry(please check my answer)

    Which of the following is an oxidation reaction?
  10. Chemistry

    Identify the oxidation-reduction reactions among the following: 1. Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s) 2. 2Na(s) + Cl2(aq) → 2NaCl(s) 3. 2Mg(s) + O2(g) → 2MgO 1 and 2 only 2 and 3 only 1 and 3 only All of 1, 2, and …

More Similar Questions