Chemie

Hooc-ch(OH)-ch2-cooh + k2cr2o7 + h2so4 ->
Hooc-c(o)-ch2-cooh + cr2(so4)3

Odpovědi

Mezek12.05.2020 07:54 Nahlásit

R1-CH(OH)-R2: C(0) = C(II) + 2e; Cr2(VI) + 6e = 2Cr(III)
3HOOC-CH(OH)-CH2-COOH + K2Cr2O7 + 4H2SO4 = 3HOOC-CO-CH2-COOH + K2SO4 + Cr2(SO4)3 + 7H2O