| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Ag + 4 HNO3 + O2 = 4 AgNO3 + 2 H2O
Sr + N2 = Sr2N3 =>
4 Sr + 3 N2 = 2 Sr2N3
B2O3 + Cr2(SO4)3 = Cr(BO2)3 + SO3 =>
3 B2O3 + Cr2(SO4)3 = 2 Cr(BO2)3 + 3 SO3
KBrO3 + NaCl + HSO4 = Cl2 + KBr + Na2SO4 + H2O =>
KBrO3 + 12 NaCl + 6 HSO4 = 6 Cl2 + KBr + 6 Na2SO4 + 3 H2O
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
C6H5CH(OH)CH2OH + O2 = H2O + CO2 =>
2 C6H5CH(OH)CH2OH + 19 O2 = 10 H2O + 16 CO2
HgCl2 + C2H5NS = HgS + C2H5NCl2 =>
HgCl2 + C2H5NS = HgS + C2H5NCl2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Cu + KNO3 + KHSO4 = CuSO4 + K2SO4 + NO + H2O =>
3 Cu + 2 KNO3 + 8 KHSO4 = 3 CuSO4 + 5 K2SO4 + 2 NO + 4 H2O
Hg(NO3)2 + K2CO3 = HgCO3 + K2(NO3)2 =>
Hg(NO3)2 + K2CO3 = HgCO3 + K2(NO3)2
CaCl2 + NaHSO4 = CaCl2NaHSO4 =>
CaCl2 + NaHSO4 = CaCl2NaHSO4
CH3CHBrCH2CH3 + KOH(alkohol) = KBr + H2O + CH2CHCH2CH3 =>
CH3CHBrCH2CH3 + KOH(alkohol) = KBr + H2O + CH2CHCH2CH3
K2Cr2O7 + H2SO4 + MgCl2 = Cl2 + Cr2(SO4)3 + K2SO4 + MgSO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 3 MgCl2 = 3 Cl2 + Cr2(SO4)3 + K2SO4 + 3 MgSO4 + 7 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cl2 + SBr = Br + SCl =>
Cl2 + 2 SBr = 2 Br + 2 SCl
As4 + HNO3 = HAsO3 + NO + H2O =>
3 As4 + 20 HNO3 = 12 HAsO3 + 20 NO + 4 H2O
K3(Fe(CN)6) + FeSO4 = K3[Fe(CN)6]2 + K2SO4 + Fe =>
4 K3(Fe(CN)6) + 3 FeSO4 = 2 K3[Fe(CN)6]2 + 3 K2SO4 + 3 Fe
KC1O3 = KC1 + KC1O4 =>
4 KC1O3 = KC1 + 3 KC1O4
SnO2 + CsOH + H2O = CsSn(OH)5 =>
SnO2 + CsOH + 2 H2O = CsSn(OH)5
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
CuSO4 + Na2S = CuS(s) + Na2SO4 =>
CuSO4 + Na2S = CuS(s) + Na2SO4
NH3ClNaOH = NH3OHNaCl =>
NH3ClNaOH = NH3OHNaCl
Sr(NO3)2 + (NH4)3(PO4) = Sr3(PO4)2 + NH4(NO3) =>
3 Sr(NO3)2 + 2(NH4)3(PO4) = Sr3(PO4)2 + 6 NH4(NO3)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
I2 + O2 + F2 = IOF3 =>
I2 + O2 + 3 F2 = 2 IOF3
K + PbBr2 = Pb + KBr =>
2 K + PbBr2 = Pb + 2 KBr
P + H2O + KOH = PH3 + K2HPO4 =>
8 P + 6 H2O + 6 KOH = 5 PH3 + 3 K2HPO4
K2SO4 + BaCl = K2Cl + BaSO4 =>
K2SO4 + BaCl = K2Cl + BaSO4
CuO + NH4OH + HNO3 = [Cu(NH3)4](NO3)2 + H2O =>
CuO + 4 NH4OH + 2 HNO3 = [Cu(NH3)4](NO3)2 + 5 H2O
N2 + NaOH = NNaOH =>
N2 + 2 NaOH = 2 NNaOH
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
NiBr2 + Ca(OH)2 = Ni(OH)2 + CaBr2 =>
NiBr2 + Ca(OH)2 = Ni(OH)2 + CaBr2
CO3 + N2 = NO2 + CN =>
4 CO3 + 5 N2 = 6 NO2 + 4 CN
Cu(s) + Ag2CO3(s) = CuCO3(s) + Ag(s) =>
Cu(s) + Ag2CO3(s) = CuCO3(s) + 2 Ag(s)
Na3P + Fe = Na + FeP =>
Na3P + Fe = 3 Na + FeP
P + K2Cr2O7 + H2SO4 = H3PO4 + K2SO4 + Cr2(SO4)3 + H2O =>
6 P + 5 K2Cr2O7 + 20 H2SO4 = 6 H3PO4 + 5 K2SO4 + 5 Cr2(SO4)3 + 11 H2O
H2O(electricity) = H + O =>
H2O(electricity) = 2 H + O
Na2CO3 + GeO2 + Fe2O3 = NaFeGe2O6 + CO2 =>
Na2CO3 + 4 GeO2 + Fe2O3 = 2 NaFeGe2O6 + CO2
Mg2(s) + NaOH(aq) = Mg(OH)2 + Na =>
Mg2(s) + 4 NaOH(aq) = 2 Mg(OH)2 + 4 Na
Ca + CrCl = CaCl2 + Cr =>
Ca + 2 CrCl = CaCl2 + 2 Cr
Cu(NH4OH)4 + SO4 + H2SO4 = Cu(NH4OH)4SO4H2SO4 =>
Cu(NH4OH)4 + SO4 + H2SO4 = Cu(NH4OH)4SO4H2SO4
CH3CHCH2 + KMnO4 + KOH = CH3CHOHCH2OH + K2MnO4 =>
CH3CHCH2 + 2 KMnO4 + 2 KOH = CH3CHOHCH2OH + 2 K2MnO4
HNO3 + H2NOH = H2O + H2NNO3 =>
HNO3 + H2NOH = H2O + H2NNO3
AlCl3(aq) + Ba(OH)2(aq) = Al(OH)3(aq) + BaCl2(aq) =>
2 AlCl3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3(aq) + 3 BaCl2(aq)
HNO3 + AgNO3 = AgH + (NO3)2 =>
HNO3 + AgNO3 = AgH + (NO3)2
FeH2SO4 = FeSO4 + H =>
FeH2SO4 = FeSO4 + 2 H
C6H10CaO6 + C6H8O7 = C3H6O3 + Ca3(C6H5O7)2 =>
3 C6H10CaO6 + 2 C6H8O7 = 6 C3H6O3 + Ca3(C6H5O7)2
Cl2 + H2O = HCl + HClO =>
Cl2 + H2O = HCl + HClO
Pb(NO3)2 + Na2(C2O4) = Pb(C2O4) + NaNO3 =>
Pb(NO3)2 + Na2(C2O4) = Pb(C2O4) + 2 NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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