| Équations équilibrées la veille |
NaBH4 + 3 HO2CCH3 = NaBH(O2CCH3)3 + 3 H2
CrCl3 + NaC2H3OO + H2 = Cr(CH3COO)2 + NaCl + HCl =>
2 CrCl3 + 4 NaC2H3OO + H2 = 2 Cr(CH3COO)2 + 4 NaCl + 2 HCl
MnO4{-} + OH{-} + HSO3{-} = H2O + SO4{2-} + MnO4{2-} =>
2 MnO4{-} + 3 OH{-} + HSO3{-} = 2 H2O + SO4{2-} + 2 MnO4{2-}
Cd + Hg{2+} = Cd{2+} + Hg =>
Cd + Hg{2+} = Cd{2+} + Hg
KH2PO4 + (NH4)6Mo7O24 + HNO3 = (NH4)(H2PO4)12Mo3 + NH4NO3 + H2O + KNO3 =>
672 KH2PO4 + 24(NH4)6Mo7O24 + 662 HNO3 = 56(NH4)(H2PO4)12Mo3 + 39 NH4NO3 + 429 H2O + 672 KNO3
Pb(NO3)2 + (NH4)2(CO3) = Pb(CO3) + (NH4)(NO3) =>
Pb(NO3)2 + (NH4)2(CO3) = Pb(CO3) + 2(NH4)(NO3)
MnO4{-} + NO2{-} + H2O = MnO2 + NO3{-} + OH{-} =>
2 MnO4{-} + 3 NO2{-} + H2O = 2 MnO2 + 3 NO3{-} + 2 OH{-}
O7 + N = ON =>
O7 + 7 N = 7 ON
C2H4 + O24 = CO2 + H2O =>
4 C2H4 + O24 = 8 CO2 + 8 H2O
NH4Cl + Zn(OH)2 = ZnCl2 + NH3 + H2O =>
2 NH4Cl + Zn(OH)2 = ZnCl2 + 2 NH3 + 2 H2O
MnBr3(aq) + F2(g) = MnF3(aq) + Br2(l) =>
2 MnBr3(aq) + 3 F2(g) = 2 MnF3(aq) + 3 Br2(l)
CO3 + Ca2 = CaCO3 =>
2 CO3 + Ca2 = 2 CaCO3
V1O2 + H2O = V(OH)4 =>
V1O2 + 2 H2O = V(OH)4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
CuSH2O2 = CuOH2OS =>
CuSH2O2 = CuOH2OS
(CH3)2COH + HCl + ZnCl2 = CH3CH2CH2CH2ClCl2 + Zn + H2O =>
4(CH3)2COH + 7 HCl + ZnCl2 = 3 CH3CH2CH2CH2ClCl2 + Zn + 4 H2O
AgH3 + O2 = Ag2O3 + H2O =>
2 AgH3 + 3 O2 = Ag2O3 + 3 H2O
PCl2 + PCl6 = PCl3 =>
3 PCl2 + PCl6 = 4 PCl3
FeSO4 + KMnO4 + H2O = FeOHSO4 + KOH + MnO2 =>
3 FeSO4 + KMnO4 + 2 H2O = 3 FeOHSO4 + KOH + MnO2
TlBr3 + H2O = Tl(OH)3 + HBr =>
TlBr3 + 3 H2O = Tl(OH)3 + 3 HBr
Al(OH)3 + HNO3 = Al + NO3 + H2O =>
Al(OH)3 + 3 HNO3 = Al + 3 NO3 + 3 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H3 + O2 =>
6 HNO3 + 3 Ba(OH)2 = 3 Ba(NO3)2 + 4 H3 + 3 O2
Fe + Pb(OH)4 = Fe(OH)4 + Pb =>
Fe + Pb(OH)4 = Fe(OH)4 + Pb
Na2O2 + N2O3 = Na3N + O2 =>
6 Na2O2 + 2 N2O3 = 4 Na3N + 9 O2
HClO3 + Fe(OH)3 = FeClO4 + H2O =>
HClO3 + Fe(OH)3 = FeClO4 + 2 H2O
FeO2O3 + H2 = Fe + H2O =>
FeO2O3 + 5 H2 = Fe + 5 H2O
C8H8 + Br2 = C8H7Br + HBr =>
C8H8 + Br2 = C8H7Br + HBr
C6H8O7 + NaHCO3 = C6H5O7{-}3 + Na{+} + CO2 + H2O =>
8 C6H8O7 + 9 NaHCO3 = 9 C6H5O7{-}3 + 9 Na{+} + 3 CO2 + 14 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
sodiumphosphate + magnesiumsulfate = magnesiumphosphate + sodiumsulfate =>
2 Na3PO4 + 3 MgSO4 = Mg3(PO4)2 + 3 Na2SO4
C4H6O3 + C8H18O = C10H20O2 + CH3COOH =>
C4H6O3 + C8H18O = C10H20O2 + CH3COOH
C2H2O4(aq) + H2O = H3O + HC2O4 =>
C2H2O4(aq) + H2O = H3O + HC2O4
Hg(l) + HNO3 = Hg2(NO3)2 + NO + H2O =>
6 Hg(l) + 8 HNO3 = 3 Hg2(NO3)2 + 2 NO + 4 H2O
NaCl(ac) + H2SO4(ac) = HCl(ac) + NaHSO4(ac) =>
NaCl(ac) + H2SO4(ac) = HCl(ac) + NaHSO4(ac)
KCI + Mg(OH)2 = MgCI + K(OH)2 =>
KCI + Mg(OH)2 = MgCI + K(OH)2
Li2C2 + H2O = H2 + C + Li2O =>
Li2C2 + H2O = H2 + 2 C + Li2O
HII = H2 + I2 =>
2 HII = H2 + 2 I2
HCOOH + Mg = HCOOMg + H2 =>
2 HCOOH + 2 Mg = 2 HCOOMg + H2
HII = H2 + I2 =>
2 HII = H2 + 2 I2
Cl2 + H{+} + Cr2O7{2-} = Cr{3+} + H2O + ClO4{-} =>
3 Cl2 + 50 H{+} + 7 Cr2O7{2-} = 14 Cr{3+} + 25 H2O + 6 ClO4{-}
Co(NO3)2*6H2O = Co + NO3 + H2O =>
Co(NO3)2*6H2O = Co + 2 NO3 + 6 H2O
MgO + CuNO3 = Mg(NO3)2 + Cu2O =>
MgO + 2 CuNO3 = Mg(NO3)2 + Cu2O
NH3HCI = NH4CI =>
NH3HCI = NH4CI
CaI2 + Hg(NO3)2 = HgI2 + Ca + (NO3)2 =>
CaI2 + Hg(NO3)2 = HgI2 + Ca + (NO3)2
HCOOH + Mg = HCOOMg + H2 =>
2 HCOOH + 2 Mg = 2 HCOOMg + H2
FeSO4 + K3Fe(CN)6 = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3Fe(CN)6 = Fe3[Fe(CN)6]2 + 3 K2SO4
Ag2Cr4 = Ag + Cr4 =>
Ag2Cr4 = 2 Ag + Cr4
H2SO4 + HNO3 = HSO4{-} + H2NO3{+} =>
H2SO4 + HNO3 = HSO4{-} + H2NO3{+}
H2 + SO4 = H2SO4 =>
H2 + SO4 = H2SO4
CrCl3 + K2S = K2Cl3 + CrS =>
CrCl3 + K2S = K2Cl3 + CrS
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Équations équilibrées sur10/29/24
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