| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Na2C2O4 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 2 Na2O + 6 NaOH + 10 CO2
ZnCO3 + NaSO4 = ZnSO4 + NaCO3 =>
ZnCO3 + NaSO4 = ZnSO4 + NaCO3
Na2S2O5H2SO4KMnO4 = H2ONa2SO4MnSO4KSO4 =>
Na2S2O5H2SO4KMnO4 = H2ONa2SO4MnSO4KSO4
CH3OH + K2Cr2O7 + H2SO4 = CH2O + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = 3 CH2O + Cr2(SO4)3 + K2SO4 + 7 H2O
C6H12O6 + Cr2O7{-2} + H{+} = CO2 + Cr{+3} + H2O =>
C6H12O6 + 4 Cr2O7{-2} + 32 H{+} = 6 CO2 + 8 Cr{+3} + 22 H2O
Ag(s) + KNO3(aq) = AgK + NO3 =>
Ag(s) + KNO3(aq) = AgK + NO3
HCHO + NaHCO3 = CO2 + H2O + NaCHO =>
HCHO + NaHCO3 = CO2 + H2O + NaCHO
Fe(SCN) + AgNO3 = FeNO3 + AgSCN =>
Fe(SCN) + AgNO3 = FeNO3 + AgSCN
CH3Br + NH3 = (CH3)3NHBr + HBr =>
3 CH3Br + NH3 = (CH3)3NHBr + 2 HBr
KOH + SO2 = H2O + K2SO3 =>
2 KOH + SO2 = H2O + K2SO3
C60 + O2 = CO =>
C60 + 30 O2 = 60 CO
Pb2 + ScN = PbScN =>
Pb2 + 2 ScN = 2 PbScN
HOOCCHOHCHOHCOOH + LiOH = LiOOCCHOHCHOHCOOLi + H2O =>
HOOCCHOHCHOHCOOH + 2 LiOH = LiOOCCHOHCHOHCOOLi + 2 H2O
K2S + H2 = K2 + H2S =>
K2S + H2 = K2 + H2S
KI + Fe3 = FeI + K =>
3 KI + Fe3 = 3 FeI + 3 K
FeSO4 + K2CrO4 + H2SO4 = Fe(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 FeSO4 + 4 K2CrO4 + 16 H2SO4 = 3 Fe(SO4)3 + 4 K2SO4 + 2 Cr2(SO4)3 + 16 H2O
KCl + AgNO3 = AgCl(s) + KNO3(aq) =>
KCl + AgNO3 = AgCl(s) + KNO3(aq)
H2S + PdO = PdS + H2O =>
H2S + PdO = PdS + H2O
Fe + Sn2(SO4)4 = Fe3(SO4)2 + Sn =>
6 Fe + Sn2(SO4)4 = 2 Fe3(SO4)2 + 2 Sn
C6H8O7*H2O + Na2CO3 = C6H5O7Na3 + CO2 + H2O =>
2 C6H8O7*H2O + 3 Na2CO3 = 2 C6H5O7Na3 + 3 CO2 + 5 H2O
(NH4)2[PbCl6] + H2O = PbO2 + HCl + NH3 =>
(NH4)2[PbCl6] + 2 H2O = PbO2 + 6 HCl + 2 NH3
COOH + H{+} + Cr2O7{2-} = Cr3{+} + CO2 + H2O =>
34 COOH + 8 H{+} + 3 Cr2O7{2-} = 2 Cr3{+} + 34 CO2 + 21 H2O
H3 + PO3 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3 + 6 PO3 + 9 Mg(OH)2 = 3 Mg3(PO4)2 + 12 H2O
O2{-} + F2 = O2 + F{-}{ =>
2 O2{-} + F2 = 2 O2 + 2 F{-}{
SO4{2-} + HOH = HSO4{-} + OH{-} =>
SO4{2-} + HOH = HSO4{-} + OH{-}
NaCOOH + H2SO4 = CO + H2O + Na2SO4 =>
2 NaCOOH + H2SO4 = 2 CO + 2 H2O + Na2SO4
ZnCO2 + H2SO4 = ZnSO4 + H2 + CO2 =>
ZnCO2 + H2SO4 = ZnSO4 + H2 + CO2
Sr + HNO3 = H + SrNO3 =>
Sr + HNO3 = H + SrNO3
CH2CH2COOC + CH3CH2CH2CH2OH = CH3CH2COOCH2CH2CH2CH3 + H2 =>
CH2CH2COOC + 6 CH3CH2CH2CH2OH = 4 CH3CH2COOCH2CH2CH2CH3 + 4 H2
Ag + SeO4 = Ag2SeO4 =>
2 Ag + SeO4 = Ag2SeO4
Cr2(SO4)3(aq) + KOH(aq) = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3(aq) + 6 KOH(aq) = 2 Cr(OH)3 + 3 K2SO4
Na3PO4 + Fe(ClO4)2 = FePO4 + Na3(ClO4)2 =>
Na3PO4 + Fe(ClO4)2 = FePO4 + Na3(ClO4)2
Fe{3+} + Sn{2+} = Fe{+2} + Sn{4+} =>
2 Fe{3+} + Sn{2+} = 2 Fe{+2} + Sn{4+}
K2V4O9 + KNO2 + K2CO3 + H2O = KVO3 + KHCO3 + N2 =>
3 K2V4O9 + 4 KNO2 + 2 K2CO3 + H2O = 12 KVO3 + 2 KHCO3 + 2 N2
Zn + AsCl3 = As + ZnCl2 =>
3 Zn + 2 AsCl3 = 2 As + 3 ZnCl2
CH3COOH(aq) + CaCO3(s) = CH3COOCa(aq) + H2O(l) + CO2(g) =>
9 CH3COOH(aq) + 8 CaCO3(s) = 8 CH3COOCa(aq) + 6 H2O(l) + 10 CO2(g)
Zn + CuSO4 = Cu + Zn(SO4) =>
Zn + CuSO4 = Cu + Zn(SO4)
Ag + SeO4 = Ag2SeO4 =>
2 Ag + SeO4 = Ag2SeO4
KMnO7 + H3PO3 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO7 + 11 H3PO3 + 3 H2SO4 = 11 H3PO4 + 2 MnSO4 + K2SO4 + 3 H2O
Ag(s) + HNO3(aq) = H(g) + AgNO3(aq) =>
Ag(s) + HNO3(aq) = H(g) + AgNO3(aq)
C6H5COOK + CH3OH = C6H5COOCH3 + KOH =>
C6H5COOK + CH3OH = C6H5COOCH3 + KOH
AgNO3(aq) + HBr(aq) = AgBr(s) + HNO3(aq) =>
AgNO3(aq) + HBr(aq) = AgBr(s) + HNO3(aq)
Eu(s) + HF(g) = EuF3(s) + H2(g) =>
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
C20H42 + S2O3{2-} + H2O = CH3COO{-} + HS{-} + H{+} =>
4 C20H42 + 21 S2O3{2-} + 17 H2O = 40 CH3COO{-} + 42 HS{-} + 40 H{+}
K2Cr2O7 + Na2SO3 = Na2SO4 + KCrO2 =>
K2Cr2O7 + 3 Na2SO3 = 3 Na2SO4 + 2 KCrO2
Ag + SeO4 = AgSeO4 =>
Ag + SeO4 = AgSeO4
K2Cr2O7 + Na2S + H2O = Cr(OH)3 + S + KOH + NaOH =>
K2Cr2O7 + 3 Na2S + 7 H2O = 2 Cr(OH)3 + 3 S + 2 KOH + 6 NaOH
Ag + SeO4 = Ag2SeO4 =>
2 Ag + SeO4 = Ag2SeO4
AgI + NH3*H2O = NH4[Ag(OH)2] + NH4I =>
AgI + 2 NH3*H2O = NH4[Ag(OH)2] + NH4I
HJO4 = HJO3 + O2 =>
2 HJO4 = 2 HJO3 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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