Choose the disproportionation reaction among the following redox reactions.
A. 3Mg(s) + N2(g) → Mg3N2(s)
B. P4(s) + 3NaOH + 3H2O → PH3(g) + 3NaH2PO2(aq)
C. Cl2(g) + 2KI(aq) → 2KCl(aq) + I2(s)
D. Cr2O3(s) + 2Al(s) → Al2O3(s) + 2Cr(s)
Answer:B
Choose the disproportionation reaction among the following redox reactions.
A. 3Mg(s) + N2(g) → Mg3N2(s) B. P4(s) + 3NaOH + 3H2O → PH3(g) + 3NaH2PO2(aq) C. Cl2(g) + 2KI(aq) → 2KCl(aq) + I2(s) D. Cr2O3(s) + 2Al(s) → Al2O3(s) + 2Cr(s)