| Équations équilibrées la veille | Équations équilibrées le lendemain |
O4Zr240Si200Mo100 = 100 Mo + 48 ZrSi + 38 Zr5Si4 + 2 ZrO2
Si + HF + HNO3 = NO + SiF4 + H2O =>
3 Si + 12 HF + 4 HNO3 = 4 NO + 3 SiF4 + 8 H2O
HBr + MgCl2 = MgBr + HCl2 =>
HBr + MgCl2 = MgBr + HCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KOH(aq) + HNO3(aq) = H2O + KNO3(aq) =>
KOH(aq) + HNO3(aq) = H2O + KNO3(aq)
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
H2O = H + O2 =>
2 H2O = 4 H + O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
VO2Cl + NH3 + H2O = NH4VO3 + NH4Cl =>
VO2Cl + 2 NH3 + H2O = NH4VO3 + NH4Cl
NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + H2O =>
2 NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + 2 H2O
C6H8O7 + NaHCO3 = C6H6O6Na + CO2 + H2O =>
19 C6H8O7 + 18 NaHCO3 = 18 C6H6O6Na + 24 CO2 + 31 H2O
NaPO4 + Zn2SO4 = Zn2PO4 + NaSO4 =>
NaPO4 + Zn2SO4 = Zn2PO4 + NaSO4
S + NaOH + O2 = Na2SO4 + H2O =>
2 S + 4 NaOH + 3 O2 = 2 Na2SO4 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Cr2O3 + Ca(OH)2 + H2O = Ca[Cr(OH)4]2 =>
Cr2O3 + Ca(OH)2 + 3 H2O = Ca[Cr(OH)4]2
Ce(NO3)3*6H2O + NH2CH2COOH = CeO2 + N2 + CO2 + H2 =>
4 Ce(NO3)3*6H2O + 26 NH2CH2COOH = 4 CeO2 + 19 N2 + 52 CO2 + 89 H2
C9H13O2 + NH4 = C9H13N + H2O =>
C9H13O2 + NH4 = C9H13N + 2 H2O
[Co(H2O)6]{3+} + Cl{-} = [Co(H2O)6]{2+} + Cl2 =>
2[Co(H2O)6]{3+} + 2 Cl{-} = 2[Co(H2O)6]{2+} + Cl2
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
FeCl3 + NaC2H3O2 = NaCl + FeC6H9O6 =>
FeCl3 + 3 NaC2H3O2 = 3 NaCl + FeC6H9O6
{226}Ra = {222}Rn{+} =>
111{226}Ra = 113{222}Rn{+}
Cu + C2H5NS + H2O = CuS + C2H3O2 + NH4 + H =>
Cu + C2H5NS + 2 H2O = CuS + C2H3O2 + NH4 + 2 H
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cr2O7{2-} + CH3COOH + H{+} = CO2 + Cr{3+} + H2O =>
4 Cr2O7{2-} + 3 CH3COOH + 32 H{+} = 6 CO2 + 8 Cr{3+} + 22 H2O
HC2H3O2 + sodiumbicarbonate = NaC2H3 + carbonicacid =>
3 HC2H3O2 + 2 NaHCO3 = 2 NaC2H3 + 4 H2CO3
MnO + SnO2 + HAsO3 = HMnO4 + Sn(AsO3)2 + H2O =>
2 MnO + 5 SnO2 + 10 HAsO3 = 2 HMnO4 + 5 Sn(AsO3)2 + 4 H2O
LiAlH4 + H2O = LiO4 + Al(OH)3 + H2 =>
2 LiAlH4 + 14 H2O = 2 LiO4 + 2 Al(OH)3 + 15 H2
Zn(s) + H2SO4(am) = ZnSO4(an) + H2(g) =>
Zn(s) + H2SO4(am) = ZnSO4(an) + H2(g)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
SO3 + I = S + I2O7 =>
7 SO3 + 6 I = 7 S + 3 I2O7
CuCO3 + Zn(NO2)2 = Cu(NO2)2 + ZnCO3 =>
CuCO3 + Zn(NO2)2 = Cu(NO2)2 + ZnCO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
AgNO3(aq) + KCl(aq) = AgCl(s) + KNO3(aq) =>
AgNO3(aq) + KCl(aq) = AgCl(s) + KNO3(aq)
Zr(SO4)2 + NH4OH = ZrO2 + (NH4)2SO4 + H2O =>
Zr(SO4)2 + 4 NH4OH = ZrO2 + 2(NH4)2SO4 + 2 H2O
Pr + SO4 = Pr(SO4)2 =>
Pr + 2 SO4 = Pr(SO4)2
NaHCO3(s) + H(g) = Na(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + H(g) = Na(aq) + H2O(l) + CO2(g)
NaOH + Zn = Zn(ONa)2 + H2 =>
2 NaOH + Zn = Zn(ONa)2 + H2
[SnOH]2(CO3)3 + HBr = SnBr4 + CO2 + H2O =>
[SnOH]2(CO3)3 + 8 HBr = 2 SnBr4 + 3 CO2 + 5 H2O
ZnCl2 + O2 = Zn(ClO3)2 =>
ZnCl2 + 3 O2 = Zn(ClO3)2
Fe(s) + Fe2(SO3)3(aq) = FeSO3(s) =>
Fe(s) + Fe2(SO3)3(aq) = 3 FeSO3(s)
H2SO4 + Mg(NO3)2 = HNO3 + SO4Mg =>
H2SO4 + Mg(NO3)2 = 2 HNO3 + SO4Mg
K2 + N2 = K3N =>
3 K2 + N2 = 2 K3N
BeCl2 + NaI = BeI2 + Na2Cl2 =>
BeCl2 + 2 NaI = BeI2 + Na2Cl2
Al2O3 + H{+} + H2O = [Al(H2O)6]{+3} =>
Al2O3 + 6 H{+} + 9 H2O = 2[Al(H2O)6]{+3}
Hydrochloricacid + sodiumbicarbonate = sodiumchloride + Carbondioxide + water =>
HCl + NaHCO3 = NaCl + CO2 + H2O
NaOH + Fe = Fe(OH)3 + Na =>
3 NaOH + Fe = Fe(OH)3 + 3 Na
CuSO4*5H2O + Fe = FeSO4 + Cu + H2O =>
CuSO4*5H2O + Fe = FeSO4 + Cu + 5 H2O
H4P2O7 + Fe(OH)2 = Fe2P2O7 + H2O =>
H4P2O7 + 2 Fe(OH)2 = Fe2P2O7 + 4 H2O
NH4Cl(aq) + Pd(NO3)2(aq) = NH4(NO3)2 + PdCl =>
NH4Cl(aq) + Pd(NO3)2(aq) = NH4(NO3)2 + PdCl
MnO4 + HNO3 = HO4 + MnNO3 =>
MnO4 + HNO3 = HO4 + MnNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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