| Équations équilibrées la veille | Équations équilibrées le lendemain |
Se + 2 K = K2Se
H2S + CdCl2 = HCl + CdS =>
H2S + CdCl2 = 2 HCl + CdS
CH4 + NCl2 = Cl4C + N2 + H2 =>
CH4 + 2 NCl2 = Cl4C + N2 + 2 H2
H2SO3(aq) + NH4OH(aq) = (NH4)2SO3(aq) + H2O(l) =>
H2SO3(aq) + 2 NH4OH(aq) = (NH4)2SO3(aq) + 2 H2O(l)
MgBr2 + OH = MgBr2OH =>
MgBr2 + OH = MgBr2OH
Na2C2O4 + MgCl2 = MgC2O4 + NaCl =>
Na2C2O4 + MgCl2 = MgC2O4 + 2 NaCl
Pb[NO3]2 = Pb + NO2 + O2 =>
Pb[NO3]2 = Pb + 2 NO2 + O2
HNO3 + Pb = Pb(NO3)3 + H2 =>
6 HNO3 + 2 Pb = 2 Pb(NO3)3 + 3 H2
CuFeS2 + H2SO4 = Fe2(SO4)3 + CuSO4 + SO2 + H2O =>
2 CuFeS2 + 18 H2SO4 = Fe2(SO4)3 + 2 CuSO4 + 17 SO2 + 18 H2O
C2H2(g) + Cl2(g) = C2(s) + HCl(aq) =>
C2H2(g) + Cl2(g) = C2(s) + 2 HCl(aq)
KBr(aq) + MgSO4(aq) = K2SO4(aq) + MgBr2(aq) =>
2 KBr(aq) + MgSO4(aq) = K2SO4(aq) + MgBr2(aq)
HCl + CaMg(CO3)2 = CaCl2 + (CO2) + MgCl2 + H2O =>
4 HCl + CaMg(CO3)2 = CaCl2 + 2(CO2) + MgCl2 + 2 H2O
Ag(NH3)2OH + HCl = AgCl + NH4Cl + H2O =>
Ag(NH3)2OH + 3 HCl = AgCl + 2 NH4Cl + H2O
H2SO3 + ZnCl2 = ZnSO3 + HCl =>
H2SO3 + ZnCl2 = ZnSO3 + 2 HCl
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
K + HI = K2I + H2 =>
4 K + 2 HI = 2 K2I + H2
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
N2H4(g) + O2(g) = N2(g) + H2O(l) =>
N2H4(g) + O2(g) = N2(g) + 2 H2O(l)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H2 + CaC2 = C2C2 + CaH2 =>
C2H2 + CaC2 = C2C2 + CaH2
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
VI + F2 = VF5 + I2 =>
2 VI + 5 F2 = 2 VF5 + I2
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
NO2 + Na2S = NS2 + Na2O =>
NO2 + 2 Na2S = NS2 + 2 Na2O
As2S3 + H2SO4 = As2(SO4)3 + H2S =>
As2S3 + 3 H2SO4 = As2(SO4)3 + 3 H2S
CO2 + V2O3 + CH4N2O + MnCl2 + FeCl3 = VCl3 + Fe(C2H3O2)3 + Mn(NO3)2 + N2 =>
75 CO2 + 17 V2O3 + 45 CH4N2O + 21 MnCl2 + 20 FeCl3 = 34 VCl3 + 20 Fe(C2H3O2)3 + 21 Mn(NO3)2 + 24 N2
C2H3Cl + HCl = C2H4 + Cl =>
C2H3Cl + HCl = C2H4 + 2 Cl
C2H3O2 + H3O = C2H4O2 + H2O =>
C2H3O2 + H3O = C2H4O2 + H2O
Ni + HCI = NiCI + H =>
Ni + HCI = NiCI + H
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
CH3CCCH3 + KMnO4 = CH3COOK + MnO2 =>
CH3CCCH3 + 2 KMnO4 = 2 CH3COOK + 2 MnO2
HCH3O2 + NaOH = NaC2H3O2 + H2O =>
2 HCH3O2 + NaOH = NaC2H3O2 + 3 H2O
Na2CO3 + HC2H3O2 = NaC2H3O2 + HOH + CO2 =>
Na2CO3 + 2 HC2H3O2 = 2 NaC2H3O2 + HOH + CO2
Zn + Mg(NO3)2 = Zn2NO3 + Mg =>
4 Zn + Mg(NO3)2 = 2 Zn2NO3 + Mg
C + NaI = NaC12 + I2 =>
24 C + 2 NaI = 2 NaC12 + I2
KMnO4 + CH3COOH = CO2 + CH3OH + KOH + MnO2 =>
4 KMnO4 + 3 CH3COOH = 4 CO2 + 2 CH3OH + 4 KOH + 4 MnO2
H2S2O3 + Sn(OH)4 = Sn(S2O3)2 + H2O =>
2 H2S2O3 + Sn(OH)4 = Sn(S2O3)2 + 4 H2O
O2 + Cl2 = OCl222 =>
O2 + 222 Cl2 = 2 OCl222
BO + FeO3 = FeO + B2O5 =>
4 BO + 3 FeO3 = 3 FeO + 2 B2O5
NaBr(aq) + H3PO4(aq) = H3Br + NaPO4 =>
NaBr(aq) + H3PO4(aq) = H3Br + NaPO4
Cr2O7{2-} + Fe2SO4 + H2SO4 + H{+} = Cr{3+} + Fe2(SO4)3 + H2O =>
2 Cr2O7{2-} + 3 Fe2SO4 + 6 H2SO4 + 16 H{+} = 4 Cr{3+} + 3 Fe2(SO4)3 + 14 H2O
Al(NO2)3 = Al2O3 + N2O3 =>
2 Al(NO2)3 = Al2O3 + 3 N2O3
O2 + N = ON2 =>
O2 + 4 N = 2 ON2
I2 + O3 = IO3 =>
I2 + 2 O3 = 2 IO3
CrO2{-} + OH{-} = CrO42{-} + H2O + e =>
CrO2{-} + 80 OH{-} = CrO42{-} + 40 H2O + 80e
IO3{-} + HSO3 + OH{-} = I{-} + SO4{2-} + H2O =>
IO3{-} + 6 HSO3 + 12 OH{-} = I{-} + 6 SO4{2-} + 9 H2O
C8H15O3 + O2 = CO2 + H2O =>
4 C8H15O3 + 41 O2 = 32 CO2 + 30 H2O
C4H12N2 + HNO2 = N2 + C4H10O2 + H2O =>
C4H12N2 + 2 HNO2 = 2 N2 + C4H10O2 + 2 H2O
CH4 + Br2 = HBr + CH2 =>
CH4 + Br2 = 2 HBr + CH2
MnFe2O4 = MnO*Fe2O3 =>
MnFe2O4 = MnO*Fe2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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