| Équations équilibrées la veille |
4 NH4 + S2 = 2(NH4)2S
K2CrO4 + BaNO2 = KNO2 + Ba2CrO4 =>
K2CrO4 + 2 BaNO2 = 2 KNO2 + Ba2CrO4
SO4 + Fe = SFe4 + O =>
SO4 + 4 Fe = SFe4 + 4 O
C6H10 + HBr2 = CBr4 + HBr =>
C6H10 + 34 HBr2 = 6 CBr4 + 44 HBr
F + NaBr = FNaBr =>
F + NaBr = FNaBr
Zn + Sn(NO3)3 = Zn(NO3)3 + Sn =>
Zn + Sn(NO3)3 = Zn(NO3)3 + Sn
Mg(H2PO4)2 + KOH = Mg(OH)2 + K(H2PO4) =>
Mg(H2PO4)2 + 2 KOH = Mg(OH)2 + 2 K(H2PO4)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeS + Fe2O3 + SiO2 = Fe2SiO4 + SO2 =>
2 FeS + 6 Fe2O3 + 7 SiO2 = 7 Fe2SiO4 + 2 SO2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Cu + F2 = CuF =>
2 Cu + F2 = 2 CuF
KMnO4 + NaNO2 + HCl = KCl + NaNO3 + MnCl2 + H2O =>
2 KMnO4 + 5 NaNO2 + 6 HCl = 2 KCl + 5 NaNO3 + 2 MnCl2 + 3 H2O
Ca(HCO3)2 + HCl(aq) = CaCl2(aq) + CO2(g) + H2O(l) =>
Ca(HCO3)2 + 2 HCl(aq) = CaCl2(aq) + 2 CO2(g) + 2 H2O(l)
K2S + Ba(OH)2 = KOH + BaS =>
K2S + Ba(OH)2 = 2 KOH + BaS
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
CH3CH2CH2CHO + CuSO4 + NaOH = CH3CH2COONa + Cu2O + Na2SO4 + H2O =>
3 CH3CH2CH2CHO + 10 CuSO4 + 24 NaOH = 4 CH3CH2COONa + 5 Cu2O + 10 Na2SO4 + 14 H2O
Mn + LiCl = MnCl2 + Li =>
Mn + 2 LiCl = MnCl2 + 2 Li
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Mn + LiCl = MnCl2 + Li =>
Mn + 2 LiCl = MnCl2 + 2 Li
RbCH3 + KMnO4 + H2SO4 = RbCOOH + K2SO4 + MnSO4 + H2O =>
5 RbCH3 + 6 KMnO4 + 9 H2SO4 = 5 RbCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Ca(NO3)2(aq) + KCl(aq) = CaCl2(s) + KNO3(aq) =>
Ca(NO3)2(aq) + 2 KCl(aq) = CaCl2(s) + 2 KNO3(aq)
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
KCl*NaCl = KCl + NaCl =>
KCl*NaCl = KCl + NaCl
AlCl3 + NH3 + H2O = NH4 + Al(OH)3 + NH4Cl3 =>
AlCl3 + 3 NH3 + 3 H2O = 2 NH4 + Al(OH)3 + NH4Cl3
CH3C(CH3)(OH)CH3 + KMnO4 + H2SO4 = CH3COCH3 + MnSO4 + K2SO4 + H2O =>
15 CH3C(CH3)(OH)CH3 + 8 KMnO4 + 12 H2SO4 = 20 CH3COCH3 + 8 MnSO4 + 4 K2SO4 + 27 H2O
BaCO3 + H2SO4 = Ba2(SO4)2 + H2CO3 =>
2 BaCO3 + 2 H2SO4 = Ba2(SO4)2 + 2 H2CO3
O2{2-} + H2O = HO + OH{-} =>
O2{2-} + 2 H2O = 2 HO + 2 OH{-}
Al(OH)3 + OH{-} = Al(OH)4{-} =>
Al(OH)3 + OH{-} = Al(OH)4{-}
K2CO3(aq) + Ba(OH)2(aq) = BaCO3(s) + KOH(aq) =>
K2CO3(aq) + Ba(OH)2(aq) = BaCO3(s) + 2 KOH(aq)
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq) =>
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaHCO3(ag) + CH3COOH(ag) = CO2(g) + H2O(i) + CH3COONa(ag) =>
NaHCO3(ag) + CH3COOH(ag) = CO2(g) + H2O(i) + CH3COONa(ag)
(C11H24) + O2 = H2O + CO2 =>
(C11H24) + 17 O2 = 12 H2O + 11 CO2
S{-2} + Fe{+3} = Fe{+2} + S =>
S{-2} + 2 Fe{+3} = 2 Fe{+2} + S
CaO(s) + H2O() = Ca(OH)2(s) =>
CaO(s) + H2O() = Ca(OH)2(s)
Cu(OH)2 + ZnO = Zn(OH)2 + CuO =>
Cu(OH)2 + ZnO = Zn(OH)2 + CuO
C5H9MgBr + C5H10O + H3O = C10H20O + Mg(OH)Br =>
3 C5H9MgBr + 5 C5H10O + 2 H3O = 4 C10H20O + 3 Mg(OH)Br
FeCuS2 + HNO3 = Fe(NO3)3 + Cu(NO3)2 + H2SO4 + H2O + NO2 =>
FeCuS2 + 22 HNO3 = Fe(NO3)3 + Cu(NO3)2 + 2 H2SO4 + 9 H2O + 17 NO2
CH3COOH + BaCO3 = (CH3COO)Ba + CO2 + H2O =>
9 CH3COOH + 8 BaCO3 = 8(CH3COO)Ba + 10 CO2 + 6 H2O
OC3H7 + O = CO2 + H2O =>
2 OC3H7 + 17 O = 6 CO2 + 7 H2O
Zn + HI = H2ZnI2 =>
Zn + 2 HI = H2ZnI2
FeSO4 + HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO =>
3 FeSO4 + 10 HNO3 = 3 Fe(NO3)3 + 2 H2O + 3 H2SO4 + NO
Fe(Cl)3 + KSCN = Fe(SCN)3 + KCl =>
Fe(Cl)3 + 3 KSCN = Fe(SCN)3 + 3 KCl
HCOOH = H2O + CO =>
HCOOH = H2O + CO
ZnNO3 + NaPO4 = ZnPO4 + NaNO3 =>
ZnNO3 + NaPO4 = ZnPO4 + NaNO3
NH4ClO4 + Al = N2 + H2O + HCl + AlO =>
2 NH4ClO4 + 5 Al = N2 + 3 H2O + 2 HCl + 5 AlO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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