Zn + VO3 ^- -- Zn ^2+ + V^+3

Question

Zn + VO3 ^- --> Zn ^2+ + V^+3 
Fe ^2+ + H2O2 + OH- --> Fe (OH) 3 
V2O5 + I- + H^+ --> VO2 + I2 + H20 
P + H+ + NO3- + H2O -->'NO + H3PO4

Nathan · Answer

Like redox reactions

DrBob222 · Answer

All you will ever need to know about redox and balancing. http://www.chemteam.info/Redox/Redox.html