Formate ions can disproportionate: HCO2H -> CO2 + H2 HCO2H + H2 -> HCHO + H2O However, aluminum salts of formate are likely more stable? You usually need fo

Formate ions can disproportionate: HCO2H -> CO2 + H2 HCO2H + H2 -> HCHO + H2O However, aluminum salts of formate are likely more stable? You usually need formic acid and heat to generate hydrogen.