Per NCERT §7.3.2 (half-reaction method) for a BASIC medium, oxygen bal…

Question

Per NCERT §7.3.2 (half-reaction method) for a BASIC medium, oxygen balance is achieved by adding which species?

Accepted Answer

D. Add H₂O on one side and OH⁻ on the other

NCERT §7.3.2(b): basic medium — add H₂O and OH⁻ pairs to balance O and H without using H⁺.

Answer

Use only H₂O on both sides

Answer

Use only OH⁻ ions throughout

Answer

Use H⁺ and OH⁻ together explicitly