Chemistry
Related Questions
State which of the following are reduction reaction and which are oxidation
(i) Pb ⟶ Pb2+ + 2e-
(ii) Fe2+ - e- ⟶ Fe3+
(iii) A3+ + e- ⟶ A2+
(iv) Cu ⟶ Cu2+
What do you understand by redox reactions ?
Explain formation of electrovalent compound is a redox reaction.
Divide the following redox reactions into oxidation and reduction half reactions.
(i) Zn + Pb2+ ⟶ Zn2+ + Pb
(ii) Zn + Cu2+ ⟶ Zn2+ + Cu
(iii) Cl2 + 2Br- ⟶ Br2 + 2Cl-
(iv) Sn2+ + 2Hg2+ ⟶ Sn4+ + Hg22+
(v) 2Cu+ ⟶ Cu + Cu2+