Linked from
The 12 pages that link to Charge conservation, each with the reason it gives.
Conservation of energyCompared with: Charge conservation tracks a distinct quantity, not energy.
Half-reactionRelated: Explicit electrons make charge conservation checkable on both sides.
Flow conservationRelated: Charge conservation underlies current balance at electrical junctions.
RedoxRelated: Balancing redox equations requires equal charge on both sides.
Ampere-hourRelated: It constrains where charge counted in an ampere-hour can go.
Charge (electricity)Related: Interactions can rearrange charge but do not change the system's total.