| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2Cr2O7(aq) + 2 AgNO3(aq) = Ag2Cr2O7(s) + 2 NaNO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NH3 + CuO = NO + H2 + Cu =>
2 NH3 + 2 CuO = 2 NO + 3 H2 + 2 Cu
CSe2 + O2 = CO + SeO2 =>
2 CSe2 + 5 O2 = 2 CO + 4 SeO2
C2H6 + C3H7 = C5H12 =>
C2H6 + 6 C3H7 = 4 C5H12
HCO3 + Cs(OH) = Cs(CO3) + H2O =>
HCO3 + Cs(OH) = Cs(CO3) + H2O
Zn + HNO3 = NO2 + Zn(NO3)3 + H2O =>
Zn + 6 HNO3 = 3 NO2 + Zn(NO3)3 + 3 H2O
CH3COOH + C5H12O = CH3COO[CH2]4CH3 + H2O =>
CH3COOH + C5H12O = CH3COO[CH2]4CH3 + H2O
KBr + HNO3 = NO + Br2 + H2O + KNO3 =>
6 KBr + 8 HNO3 = 2 NO + 3 Br2 + 4 H2O + 6 KNO3
LiNO3 + Ag = AgNO3 + Li =>
LiNO3 + Ag = AgNO3 + Li
CuSeO3 = Cu + SeO3 =>
CuSeO3 = Cu + SeO3
(NH4)2S + K2Cr2O7 + H2O = K(Cr(OH)4) + NH3 + S =>
3(NH4)2S + K2Cr2O7 + H2O = 2 K(Cr(OH)4) + 6 NH3 + 3 S
Fe2O3 + H3PO4 = FePO4 + H2O(l) =>
Fe2O3 + 2 H3PO4 = 2 FePO4 + 3 H2O(l)
CH3COO + OH = CHO + H2O =>
CH3COO + OH = 2 CHO + H2O
NaHCO3 + Fe2O3 + NaClO = Na2FeO4 + NaCl + CO2 + H2O =>
4 NaHCO3 + Fe2O3 + 3 NaClO = 2 Na2FeO4 + 3 NaCl + 4 CO2 + 2 H2O
H3SbO3 + KIO3 + HCl = KCl + ICl + H3SbO4 + H2O =>
2 H3SbO3 + KIO3 + 2 HCl = KCl + ICl + 2 H3SbO4 + H2O
(NH4)2S = NH4 + S8 =>
8(NH4)2S = 16 NH4 + S8
NaOCl + ClH = ClOH + ClNa =>
NaOCl + ClH = ClOH + ClNa
Cr2(SO4)3 + KMnO4 + H2O = H2Cr2O7 + MnSO4 + K2SO4 + H2SO4 =>
5 Cr2(SO4)3 + 6 KMnO4 + 11 H2O = 5 H2Cr2O7 + 6 MnSO4 + 3 K2SO4 + 6 H2SO4
H2O + K4P2O7 = K2HPO4 =>
H2O + K4P2O7 = 2 K2HPO4
Li2O + Cl2 = LiCl + LiClO =>
Li2O + Cl2 = LiCl + LiClO
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
NaOH + HI2 = NaI2 + H2O =>
NaOH + HI2 = NaI2 + H2O
K2Cr2O7 + CH3CH2CH2CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 3 CH3CH2CH2CH2OH + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CH3COOH + 19 H2O
(CH3COO)2Ca + HCl = CH3COOH + CaCl2 =>
(CH3COO)2Ca + 2 HCl = 2 CH3COOH + CaCl2
SrCO3 = SrO + CO2(g) =>
SrCO3 = SrO + CO2(g)
Na2 + O = Na2O =>
Na2 + O = Na2O
Na3VO4 + HCl = NaVO3 + NaCl + H2O =>
Na3VO4 + 2 HCl = NaVO3 + 2 NaCl + H2O
Au + KNC + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KNC + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
Ca(ClO)2 = Ca + (ClO)2 =>
Ca(ClO)2 = Ca + (ClO)2
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
ZnCl2 + NH3*H2O = Zn(OH)2 + NH4Cl =>
ZnCl2 + 2 NH3*H2O = Zn(OH)2 + 2 NH4Cl
Cr2O7 + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
Cr2O7 + 2 CH3CH2OH + 6 H{+} = 2 Cr{3+} + 2 CH3COOH + 5 H2O
K2Cr2O7 + H2SO4 + KI = I2 + Cr2(SO4)3 + H2O + K2O =>
K2Cr2O7 + 3 H2SO4 + 6 KI = 3 I2 + Cr2(SO4)3 + 3 H2O + 4 K2O
K3[Fe(C2O4)3]*3H2O = K3 + Fe3 + C2O4 + H2O =>
3 K3[Fe(C2O4)3]*3H2O = 3 K3 + Fe3 + 9 C2O4 + 9 H2O
NaBr + H2SO4 = Na2SO4 + SO2 + Br + H2O =>
2 NaBr + 2 H2SO4 = Na2SO4 + SO2 + 2 Br + 2 H2O
Mg3N2 + Na3P = Mg3P2 + Na3N =>
Mg3N2 + 2 Na3P = Mg3P2 + 2 Na3N
KOH + Cr(NO3)3 = KNO3 + Cr(OH)3 =>
3 KOH + Cr(NO3)3 = 3 KNO3 + Cr(OH)3
ZnCl2 + Na2(CrO4) = Zn(CrO4) + NaCl =>
ZnCl2 + Na2(CrO4) = Zn(CrO4) + 2 NaCl
AgNO3(aq) + NaOH(aq) = AgOH(aq) + NaNO3(aq) =>
AgNO3(aq) + NaOH(aq) = AgOH(aq) + NaNO3(aq)
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
C6H6 + HCl = C6H5Cl + H2 =>
C6H6 + HCl = C6H5Cl + H2
Cd(NO3)2 = Cd(NO2)2 + O2 =>
Cd(NO3)2 = Cd(NO2)2 + O2
VCl2 + H2O + O2 = V2O5 + HCl =>
4 VCl2 + 4 H2O + 3 O2 = 2 V2O5 + 8 HCl
NaMnO4 + NaNO2 + NaOH = Na2MnO4 + NaNO3 + H2O =>
2 NaMnO4 + NaNO2 + 2 NaOH = 2 Na2MnO4 + NaNO3 + H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Ba(NO3)2 + HNO3 = H2Ba + NO3 =>
Ba(NO3)2 + 2 HNO3 = H2Ba + 4 NO3
KH2AsO4 + H2O = H3AsO4 + KOH =>
KH2AsO4 + H2O = H3AsO4 + KOH
Pb(NO3)2 + K2S = KNO3 + PbS =>
Pb(NO3)2 + K2S = 2 KNO3 + PbS
C2H5OH + O2 = C4H6 + H2O =>
4 C2H5OH + O2 = 2 C4H6 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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