| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 H2O = 2 OHK + H2
O2 + NaOH = HOH + Na2O2 =>
O2 + 4 NaOH = 2 HOH + 2 Na2O2
CuBr2 + S = CuS + Br =>
CuBr2 + S = CuS + 2 Br
NiF2Al = NiAlF2 =>
NiF2Al = NiAlF2
NiCl3 + Na2S = NaCl + Ni2S3 =>
2 NiCl3 + 3 Na2S = 6 NaCl + Ni2S3
NH4C2H3O2(aq) + NaOH(aq) = NH4OH(s) + NaC2H3O2(aq) =>
NH4C2H3O2(aq) + NaOH(aq) = NH4OH(s) + NaC2H3O2(aq)
KBr + HBr = Br2 + KH =>
KBr + HBr = Br2 + KH
CrO7{2-} + e + H{+} = Cr + H2O =>
CrO7{2-} + 12e + 14 H{+} = Cr + 7 H2O
C2HCl3 + O2 = CO2 + H2O + Cl2 =>
4 C2HCl3 + 9 O2 = 8 CO2 + 2 H2O + 6 Cl2
BeO + H2O = Be(OH)2 =>
BeO + H2O = Be(OH)2
AgNO3(aq) + KCrO4(aq) = AgCrO4(s) + KNO3(aq) =>
AgNO3(aq) + KCrO4(aq) = AgCrO4(s) + KNO3(aq)
Zn + HClO4 = ZnO + HClO3 =>
Zn + HClO4 = ZnO + HClO3
Mg2(SO4)2 + HClO4 = H2SO4 + Mg(ClO4)2 =>
Mg2(SO4)2 + 4 HClO4 = 2 H2SO4 + 2 Mg(ClO4)2
Mn3N2 + Cd(OH)2 = Mn(OH)2 + Cd3N2 =>
Mn3N2 + 3 Cd(OH)2 = 3 Mn(OH)2 + Cd3N2
HBrO2 = Br2 + H2 + O2 =>
2 HBrO2 = Br2 + H2 + 2 O2
Zn + N = Zn(N3) =>
Zn + 3 N = Zn(N3)
Ca(OH)2 + Al2(SO4)3*18H2O = Al(OH)3 + CaSO4 + H2O =>
3 Ca(OH)2 + Al2(SO4)3*18H2O = 2 Al(OH)3 + 3 CaSO4 + 18 H2O
AgOH(s) + H2SO4(aq) = Ag2SO4(s) + H2O(l) =>
2 AgOH(s) + H2SO4(aq) = Ag2SO4(s) + 2 H2O(l)
FeBr2 + K2CO3 = BrK + FeCO3 =>
FeBr2 + K2CO3 = 2 BrK + FeCO3
Pt + Al(NO3)3 = Pt(NO3)4 + Al =>
3 Pt + 4 Al(NO3)3 = 3 Pt(NO3)4 + 4 Al
CH3CHO + I2 + NaOH = CH3COONa + NaI + H2O =>
CH3CHO + I2 + 3 NaOH = CH3COONa + 2 NaI + 2 H2O
PbCl2 + KI = KCl + PbI2 =>
PbCl2 + 2 KI = 2 KCl + PbI2
Pb3O4 + HNO3 + MnO2 = Pb(NO3)2 + HMnO4 + H2O =>
3 Pb3O4 + 18 HNO3 + 2 MnO2 = 9 Pb(NO3)2 + 2 HMnO4 + 8 H2O
Na(s) + I(s) = NaI(aq) =>
Na(s) + I(s) = NaI(aq)
BaF2 + K2CO3 = KF + BaCO3 =>
BaF2 + K2CO3 = 2 KF + BaCO3
N2O5 + H2O(l) = HNO3(aq) =>
N2O5 + H2O(l) = 2 HNO3(aq)
PCl5(s) = PCl3(s)Cl2(g) =>
PCl5(s) = PCl3(s)Cl2(g)
C2H4O2 + NaOH = H2O + NaC2OH =>
C2H4O2 + NaOH = 2 H2O + NaC2OH
Sn(No3)2 + Ca(OH)2 = Ca(No3)2 + Sn(OH)2 =>
Sn(No3)2 + Ca(OH)2 = Ca(No3)2 + Sn(OH)2
Ag + SiO2 = AgO2 + Si =>
Ag + SiO2 = AgO2 + Si
CuSO4 + (NaCO3) = Cu(CO3) + Na(SO4) =>
CuSO4 + (NaCO3) = Cu(CO3) + Na(SO4)
(CH3)2CHNH2 + HIO3 = (CH3)2CHNH3 + IO3 =>
(CH3)2CHNH2 + HIO3 = (CH3)2CHNH3 + IO3
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
La(NO3)3 + H2C2O4 + H2O = La2(C2O4)3*10H2O + HNO3 =>
2 La(NO3)3 + 3 H2C2O4 + 10 H2O = La2(C2O4)3*10H2O + 6 HNO3
F2 + C3H8O = HF + CF + O2 =>
11 F2 + 2 C3H8O = 16 HF + 6 CF + O2
CH3CH2OH + Cu2O = CH3CHO + Cu + H2O =>
CH3CH2OH + Cu2O = CH3CHO + 2 Cu + H2O
AgL + Fe2(CO3)3 = FeL3 + Ag2CO3 =>
6 AgL + Fe2(CO3)3 = 2 FeL3 + 3 Ag2CO3
C4H7OH + KMnO4 + H2SO4 = C3H5COOH + MnSO4 + K2SO4 + H2O =>
5 C4H7OH + 4 KMnO4 + 6 H2SO4 = 5 C3H5COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
PbCl2 + KI = KCl + PbI2 =>
PbCl2 + 2 KI = 2 KCl + PbI2
AlCl3 + NaOH = Cl3(OH) + AlNa =>
AlCl3 + NaOH = Cl3(OH) + AlNa
Mg(s) + H2O(l) = Mg(OH)2(l) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(l) + H2(g)
K2Cr2O7 + Fe + H2SO4 = Fe(SO4) + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Fe + 7 H2SO4 = 3 Fe(SO4) + Cr2(SO4)3 + K2SO4 + 7 H2O
KJ + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + H2O + J2 + K2SO4 =>
6 KJ + 7 H2SO4 + K2Cr2O7 = Cr2(SO4)3 + 7 H2O + 3 J2 + 4 K2SO4
Sn(OH)4 + H2SO4 = Sn2(SO4)4 + H(OH) =>
2 Sn(OH)4 + 4 H2SO4 = Sn2(SO4)4 + 8 H(OH)
H2O2 + KMnO4 + H2SO4 = KSO4 + HMnO4 + H2O =>
H2O2 + 2 KMnO4 + 2 H2SO4 = 2 KSO4 + 2 HMnO4 + 2 H2O
Pb(NO3)2 + Na2S = PbS + Na(NO3) =>
Pb(NO3)2 + Na2S = PbS + 2 Na(NO3)
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO2 + H2O =>
5 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 5 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO2 + 13 H2O
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3CO2H + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CO2H + 11 H2O
Cu12As3S13 + FeS2 = CuFeS2 + As2S3 + S =>
2 Cu12As3S13 + 24 FeS2 = 24 CuFeS2 + 3 As2S3 + 17 S
Cd2S + I + HCl = HI + CdCl2 + S =>
Cd2S + 4 I + 4 HCl = 4 HI + 2 CdCl2 + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/27/25
Équations équilibrées sur02/26/24
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