Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H4 + 4 O2 = 3 CO2 + 2 H2O
TiO2 + (NH4)2SO4 + H2 = TiSO4 + NH3 + H2O =>
TiO2 + (NH4)2SO4 + H2 = TiSO4 + 2 NH3 + 2 H2O
Cr2O3 + TiO2 = Cr2Ti6O15 =>
Cr2O3 + 6 TiO2 = Cr2Ti6O15
FeCl3 + (NH4)2S = Cl3(NH4)2 + FeS =>
FeCl3 + (NH4)2S = Cl3(NH4)2 + FeS
H2SO4 + CaCO3 = CO2 + CaSO4 + H2O =>
H2SO4 + CaCO3 = CO2 + CaSO4 + H2O
Fe(C5H5)2 + C4H6O3 = [Fe(C5H4COCH3)(C5H5)] + CH3COOH =>
Fe(C5H5)2 + C4H6O3 = [Fe(C5H4COCH3)(C5H5)] + CH3COOH
Br + AgNO3 = AgBr + NO3 =>
Br + AgNO3 = AgBr + NO3
C6H10CaO6 + NaOH = C6H10Na2O6 + Ca(OH)2 =>
C6H10CaO6 + 2 NaOH = C6H10Na2O6 + Ca(OH)2
O2 + C2H2 = CO2 + H2O =>
5 O2 + 2 C2H2 = 4 CO2 + 2 H2O
H2SeO4 + MgO = MgSeO4 + H2O =>
H2SeO4 + MgO = MgSeO4 + H2O
FeSO4 = Fe2O2 + SO2 + O2 =>
2 FeSO4 = Fe2O2 + 2 SO2 + O2
KI + CI2(s) = KCI + I2(s) =>
KI + CI2(s) = KCI + I2(s)
SO2 + KI + H2O = I2 + HSO2 + K2O =>
2 SO2 + 2 KI + H2O = I2 + 2 HSO2 + K2O
(Ba(OH)2)H2O + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
(Ba(OH)2)H2O + 2 NH4SCN = Ba(SCN)2 + 3 H2O + 2 NH3
(NH4)2SO4 + K2Cr2O7 = Cr2O3 + H2O + N2 + K2SO4 =>
(NH4)2SO4 + K2Cr2O7 = Cr2O3 + 4 H2O + N2 + K2SO4
Zn + Cu(CO3)2 = ZnCO3 + Cu =>
2 Zn + Cu(CO3)2 = 2 ZnCO3 + Cu
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH4 + HHO = CO2 + H =>
CH4 + 2 HHO = CO2 + 8 H
NaOH + As2O5 = Na2AsO4 + H2O + H2 =>
4 NaOH + As2O5 = 2 Na2AsO4 + H2O + H2
FI4 + H2O = H4FO4 + HI =>
FI4 + 4 H2O = H4FO4 + 4 HI
CaO2 + MgCO3 + CH4 = CaCO3 + H2O + MgO =>
4 CaO2 + 3 MgCO3 + CH4 = 4 CaCO3 + 2 H2O + 3 MgO
B(OH)3 + CH3OH = H2O + B(OCH3)3 =>
B(OH)3 + 3 CH3OH = 3 H2O + B(OCH3)3
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
KCl + SO3 + H2O = K2SO4 + HCl =>
2 KCl + SO3 + H2O = K2SO4 + 2 HCl
P2S2 = P4 + S8 =>
4 P2S2 = 2 P4 + S8
NaCl + Ba(OH)2 = Na(OH) + BaCl2 =>
2 NaCl + Ba(OH)2 = 2 Na(OH) + BaCl2
CH3COOH + Na2CO3 = Na + CH3COOH(CO3) =>
CH3COOH + Na2CO3 = 2 Na + CH3COOH(CO3)
CuSO4 + NH3 = CuH2SO4 + NH2 =>
CuSO4 + 2 NH3 = CuH2SO4 + 2 NH2
Au + NaCN + O3 + H2O = NaAu(CN)2 + NaOH =>
6 Au + 12 NaCN + O3 + 3 H2O = 6 NaAu(CN)2 + 6 NaOH
Ca(PO4)2 + CO = P4 + CaO + CO2 =>
2 Ca(PO4)2 + 14 CO = P4 + 2 CaO + 14 CO2
CuO4 + S = CuSO4 =>
CuO4 + S = CuSO4
CH4 + Cl2 = C2078H1774Cl3740 + HCl =>
2078 CH4 + 5139 Cl2 = C2078H1774Cl3740 + 6538 HCl
FeS2 + O2 = Fe2O3 + SO7 =>
4 FeS2 + 31 O2 = 2 Fe2O3 + 8 SO7
K + Cr = KCr2 =>
K + 2 Cr = KCr2
TiCl4 + SiO2 = SiCl4 + TiO2 =>
TiCl4 + SiO2 = SiCl4 + TiO2
KBr(aq) + H2SO4(aq) + MnO4(aq) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br(l) =>
6 KBr(aq) + 7 H2SO4(aq) + MnO4(aq) = 6 KHSO4(aq) + MnSO4(aq) + 4 H2O(l) + 6 Br(l)
H2W12O42{10-} = W7O24{6-} + H2O + H{+} =>
7 H2W12O42{10-} = 12 W7O24{6-} + 6 H2O + 2 H{+}
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
Al + KF + KNO2 + H2O = N2 + [Al(F)6] + KOH =>
Al + 6 KF + 2 KNO2 + 4 H2O = N2 + [Al(F)6] + 8 KOH
NH3 + O = HO + N =>
NH3 + 3 O = 3 HO + N
K2Cr2O7 + HCl + Na2SO3 = CrCl3 + Na2SO4 + KCl + H2O =>
K2Cr2O7 + 8 HCl + 3 Na2SO3 = 2 CrCl3 + 3 Na2SO4 + 2 KCl + 4 H2O
C6H7O7 + HCO3 = CO2 + H2O =>
C6H7O7 + 17 HCO3 = 23 CO2 + 12 H2O
NaAl(OH)4 + H2SO3 = Al2(SO3)3 + H2O + Na2SO3 =>
2 NaAl(OH)4 + 4 H2SO3 = Al2(SO3)3 + 8 H2O + Na2SO3
Ag + CaCrO4 = Ca + AgCrO4 =>
Ag + CaCrO4 = Ca + AgCrO4
Li2O + H3BO3 = Li2(BO2)2 + H2O =>
Li2O + 2 H3BO3 = Li2(BO2)2 + 3 H2O
V2O4(s) + HClO4(ac) = VO(ClO4)2(ac) + H2O(l) =>
V2O4(s) + 4 HClO4(ac) = 2 VO(ClO4)2(ac) + 2 H2O(l)
Cu2SO4(H2O)5 = Cu2SO4 + H2O =>
Cu2SO4(H2O)5 = Cu2SO4 + 5 H2O
ZnCO3 + CsOH = Zn(OH)2 + Cs2CO3 =>
ZnCO3 + 2 CsOH = Zn(OH)2 + Cs2CO3
FeCl3 + Na3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + NaCl =>
3 FeCl3 + 3 Na3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + 9 NaCl
NaOH + SO3 = Na2O + S(OH)6 =>
6 NaOH + SO3 = 3 Na2O + S(OH)6
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