| Équations équilibrées la veille |
4 NH4 + 2 C + 3 O2 = 2(NH4)2CO3
HNO3 + CaC2 = Ca(NO3)2 + NO2 + CO2 + H2O =>
12 HNO3 + CaC2 = Ca(NO3)2 + 10 NO2 + 2 CO2 + 6 H2O
Cr2O3 + CH4 = Cr23C6 + CO + H2 =>
23 Cr2O3 + 81 CH4 = 2 Cr23C6 + 69 CO + 162 H2
P4 + O2 + H2O = H3PO4 =>
P4 + 5 O2 + 6 H2O = 4 H3PO4
C6H12O6 = C + CO2 + H2 =>
C6H12O6 = 3 C + 3 CO2 + 6 H2
Ca(HCO3)2(calor) = CaCO3(s) + CO2(g) + H2O(l) =>
Ca(HCO3)2(calor) = CaCO3(s) + CO2(g) + H2O(l)
KC2H3O2 + HNO3 = KNO3 + C2H4O2 =>
KC2H3O2 + HNO3 = KNO3 + C2H4O2
O2 + Cu + HCl = CuCl2 + H2O =>
O2 + 2 Cu + 4 HCl = 2 CuCl2 + 2 H2O
HI + KMnO4 = MnI2 + I + KI + H2O =>
8 HI + KMnO4 = MnI2 + 5 I + KI + 4 H2O
H3PO3 + Ni = NiH3PO3 =>
H3PO3 + Ni = NiH3PO3
H2SO3 + O2 = SO4 + H2O =>
H2SO3 + O2 = SO4 + H2O
N + KOH = NOH + K =>
N + KOH = NOH + K
MgBr + PbNO3 = Mg2NO3 + PbBr2 =>
2 MgBr + PbNO3 = Mg2NO3 + PbBr2
NiCl2 + Na2S = Na2Cl2 + NiS =>
NiCl2 + Na2S = Na2Cl2 + NiS
SrCl2O2 = Sr(ClO)2 =>
SrCl2O2 = Sr(ClO)2
H2SO4(l) + NaOH(s) = Na2SO4(s) + H2O(l) =>
H2SO4(l) + 2 NaOH(s) = Na2SO4(s) + 2 H2O(l)
Zn + Cu(NO3)2 = Cu + Zn(NO3)2 =>
Zn + Cu(NO3)2 = Cu + Zn(NO3)2
NaOH + ZnCl2 = NaCl + Zn(OH)2 =>
2 NaOH + ZnCl2 = 2 NaCl + Zn(OH)2
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
Sr(OH)2 + NH4Cl = SrCl2 + NH4OH =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH4OH
Hg2(NO3)2 + NH3 = HgN2H2O3 + Hg + OH =>
7 Hg2(NO3)2 + 10 NH3 = 12 HgN2H2O3 + 2 Hg + 6 OH
NaBrO + Na2SO3 + H2O = Na2SO4 + Br2 + NaOH =>
2 NaBrO + Na2SO3 + H2O = Na2SO4 + Br2 + 2 NaOH
H2 + O2 = HO2{-}3 + H{+} =>
H2 + O2 = HO2{-}3 + H{+}
HI + KMnO4 = MnI2 + I + KI + H2O =>
8 HI + KMnO4 = MnI2 + 5 I + KI + 4 H2O
Cr(OH)2 + H2SO4 = Cr(SO4) + H2O =>
Cr(OH)2 + H2SO4 = Cr(SO4) + 2 H2O
K2Cr2O7 + HCl + KI = CrCl3 + KCl + I + H2O =>
K2Cr2O7 + 14 HCl + 6 KI = 2 CrCl3 + 8 KCl + 6 I + 7 H2O
HOH + Al = AlH + OH =>
HOH + Al = AlH + OH
Cu[Fe(CN)6] + NaOH = Na2[Fe(CN)6] + Cu(OH)2 =>
Cu[Fe(CN)6] + 2 NaOH = Na2[Fe(CN)6] + Cu(OH)2
Al + H2SeO4 = Al2(SeO4)3 + H2SeO3 + H2O =>
2 Al + 6 H2SeO4 = Al2(SeO4)3 + 3 H2SeO3 + 3 H2O
N2S + HNO3 = NO + S + H2O =>
3 N2S + 4 HNO3 = 10 NO + 3 S + 2 H2O
H2C2O4 + Na2SO4 = Na2H2C2O4 + SO4 =>
H2C2O4 + Na2SO4 = Na2H2C2O4 + SO4
NH2OH + NaBrO3 = NO + NaBr + H2O =>
2 NH2OH + NaBrO3 = 2 NO + NaBr + 3 H2O
NH4CO3(aq) + Fe(NO3)3(aq) = NH4(NO3)3(aq) + FeCO3(aq) =>
NH4CO3(aq) + Fe(NO3)3(aq) = NH4(NO3)3(aq) + FeCO3(aq)
Cr(No3)3 + Cu = Cr + Cu(No3)2 =>
2 Cr(No3)3 + 3 Cu = 2 Cr + 3 Cu(No3)2
Cr(OH)2 + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr(OH)2 + 4 H2SO4 = Cr2(SO4)3 + SO2 + 6 H2O
(C)6(H)6 + (O)2 = (C)1(O)2 + (H)2(O)1 =>
2(C)6(H)6 + 15(O)2 = 12(C)1(O)2 + 6(H)2(O)1
(NH4)2C2O4 + CaCl2 = NH4Cl + Ca(C2O4) =>
(NH4)2C2O4 + CaCl2 = 2 NH4Cl + Ca(C2O4)
BaHCO3 + HCl = BaCl2 + CO2 + H2O + H2 =>
2 BaHCO3 + 4 HCl = 2 BaCl2 + 2 CO2 + 2 H2O + H2
HC2H3O2 + Fe = FeHC2H3O2 =>
HC2H3O2 + Fe = FeHC2H3O2
N2S + HNO3 = NO + S + H2O =>
3 N2S + 4 HNO3 = 10 NO + 3 S + 2 H2O
Zn + HF = ZnF3 + H2 =>
2 Zn + 6 HF = 2 ZnF3 + 3 H2
H3AsO4 + H2S = As2S3 + S + H3O =>
2 H3AsO4 + 9 H2S = As2S3 + 6 S + 8 H3O
FeSO4 + CuNO3 = Fe(NO3)2 + Cu2(SO4) =>
FeSO4 + 2 CuNO3 = Fe(NO3)2 + Cu2(SO4)
HF + Cu(OH)2 = HF(OH)2 + Cu =>
HF + Cu(OH)2 = HF(OH)2 + Cu
Na2CO3NaOH = Na2OHNaCO3 =>
Na2CO3NaOH = Na2OHNaCO3
Al + CuO = Cu + Al2O3 =>
2 Al + 3 CuO = 3 Cu + Al2O3
FeCl3 + Na + NaOH = FeOH + Na2Cl3 =>
FeCl3 + Na + NaOH = FeOH + Na2Cl3
NaHCO2 + H2SO4 = Na2SO4 + CO + H2O =>
2 NaHCO2 + H2SO4 = Na2SO4 + 2 CO + 2 H2O
SiO3 + CH3COOH = CH3COO + H2SiO3 =>
SiO3 + 2 CH3COOH = 2 CH3COO + H2SiO3
HOCl = OCl + HCl + H2O =>
3 HOCl = 2 OCl + HCl + H2O
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Équations équilibrées sur11/14/24
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