Rusting of iron is catalysed by which of the following:
The rusting of iron takes place as follows : 2H++2e+12O2→H2O(l);Eo=+1.23V
Fe2++2e→Fe(s);Eo=−0.44V
Complete and balance the following reactions.
(a) Na+H2O→ _________ + _________
(b) Ca+H2O→ __________+_________
(c) Mg+H2O→ __________+_________
(d) Zn+H2O→ ___________+_________
(e) Fe+H2O→____________+_________
(f) Zn+HCl→ _____________+__________
(g) Al+H2SO4→__________+_________
(h) Fe+HCl→___________+____________
(i) Zn+NaOH→ __________+____________
(j) Al+KOH+H2O _________+____________