| Équations équilibrées la veille |
CO2 + Sn = SnO + CO
K2Cr2O7 + H2SO4 + Na2SO3 = Cr(SO4) + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 3 H2SO4 + 4 Na2SO3 = 2 Cr(SO4) + K2SO4 + 4 Na2SO4 + 3 H2O
Cr(OH)3 + Cl2 + KOH = K2Cr2O7 + H2O + KCl =>
2 Cr(OH)3 + 3 Cl2 + 8 KOH = K2Cr2O7 + 7 H2O + 6 KCl
C12H25SO + O2 = CO2 + H2O + SO2 =>
4 C12H25SO + 75 O2 = 48 CO2 + 50 H2O + 4 SO2
HCO3{-} + H2O + {-} = C2H6O2 + OH{-} =>
2 HCO3{-} + 8 H2O + 10e = C2H6O2 + 12 OH{-}
NaF + Li = NaLi + F =>
NaF + Li = NaLi + F
Na2CO310(H2O) + CH3COOH = NaCH3COO + CO2 + H2O =>
4 Na2CO310(H2O) + 315 CH3COOH = 8 NaCH3COO + 618 CO2 + 622 H2O
AuBr3 + AgNO3 = Au(NO3)3 + AgBr =>
AuBr3 + 3 AgNO3 = Au(NO3)3 + 3 AgBr
Sr(ClO3)2 + (NH4)3PO4 = Sr3(PO4)2 + NH4ClO3 =>
3 Sr(ClO3)2 + 2(NH4)3PO4 = Sr3(PO4)2 + 6 NH4ClO3
(NH4)2MoO4 + SnCl2 + HCl = MoCl3 + SnCl4 + NH4Cl + H2O =>
2(NH4)2MoO4 + 3 SnCl2 + 16 HCl = 2 MoCl3 + 3 SnCl4 + 4 NH4Cl + 8 H2O
(CN)2 + KOH = KCN + KOCN + H2O =>
(CN)2 + 2 KOH = KCN + KOCN + H2O
HCHO + CrO3 = HCOOH + CrO2 =>
HCHO + CrO3 = HCOOH + CrO2
CO + Pb = PbCO =>
CO + Pb = PbCO
CH4N2O + H2SO4 = CH4N2S + H2O2 + O3 =>
CH4N2O + H2SO4 = CH4N2S + H2O2 + O3
C20H14O4(NH4Cl)2 = C20H14O4 + HCl + NH3 =>
C20H14O4(NH4Cl)2 = C20H14O4 + 2 HCl + 2 NH3
Fe3C + HClO4 = CO2 + Fe(ClO4)3 + H2O + HClO =>
6 Fe3C + 67 HClO4 = 6 CO2 + 18 Fe(ClO4)3 + 27 H2O + 13 HClO
BaCl2 + (NH4)2O = BaO + NH4Cl =>
BaCl2 + (NH4)2O = BaO + 2 NH4Cl
Y2 + HNO3 = HYO3 + H2O + NO2 =>
Y2 + 10 HNO3 = 2 HYO3 + 4 H2O + 10 NO2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
ZnCu(NO3)2 = Zn(NO3)2Cu =>
ZnCu(NO3)2 = Zn(NO3)2Cu
Mn7 + H2O = Mn(OH)7 + H2 =>
2 Mn7 + 98 H2O = 14 Mn(OH)7 + 49 H2
C + HNO3 = N2 + CO2 + H2O =>
5 C + 4 HNO3 = 2 N2 + 5 CO2 + 2 H2O
H2C14O4F2H12 + O2 = OF2 + H2O + CO2 =>
H2C14O4F2H12 + 16 O2 = OF2 + 7 H2O + 14 CO2
ZnO + HMnO4 = Zn(MnO4)2 + H2O =>
ZnO + 2 HMnO4 = Zn(MnO4)2 + H2O
Co(NO3)2 + NaNO2 + CH3COOH = CH3COONa + Na3Co(NO2)6 + NaNO3 + H2O =>
2 Co(NO3)2 + 11 NaNO2 + 2 CH3COOH = 2 CH3COONa + 2 Na3Co(NO2)6 + 3 NaNO3 + H2O
H(g) + O2(g) = H2O(l) =>
4 H(g) + O2(g) = 2 H2O(l)
H2SO4 + SrBr2 = H2Br2 + SrSO4 =>
H2SO4 + SrBr2 = H2Br2 + SrSO4
Ca(OH)2 + Mg = Ca + H2O + MgO =>
Ca(OH)2 + Mg = Ca + H2O + MgO
XeO4 + XeF6 = XeOF4 + XeO3F2 =>
XeO4 + XeF6 = XeOF4 + XeO3F2
Na2CO3 + GaCl3 = Ga2(CO3)3 + NaCl =>
3 Na2CO3 + 2 GaCl3 = Ga2(CO3)3 + 6 NaCl
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
F2 + O2 + H2O = HFO3 =>
2 F2 + 5 O2 + 2 H2O = 4 HFO3
C5H11Br + Na = NaBr + C10H22 =>
2 C5H11Br + 2 Na = 2 NaBr + C10H22
MnO2 + H2SO4 + (COOH)2*2H2O = MnSO4 + CO2 + H2O =>
MnO2 + H2SO4 + (COOH)2*2H2O = MnSO4 + 2 CO2 + 4 H2O
HCN(aq) + NaOH(aq) = NaCN(aq) + H2O(liquid) =>
HCN(aq) + NaOH(aq) = NaCN(aq) + H2O(liquid)
MgS + H2SO3 = MgSO3 + H2S =>
MgS + H2SO3 = MgSO3 + H2S
N3H9 = N2 + H2 =>
2 N3H9 = 3 N2 + 9 H2
C8H14O + NaBH4 + H{+} = C8H16O + Na{+} + B =>
5 C8H14O + 2 NaBH4 + 2 H{+} = 5 C8H16O + 2 Na{+} + 2 B
Zn + KOH + H2O = K2[Zn(OH)6] + H2 =>
Zn + 2 KOH + 4 H2O = K2[Zn(OH)6] + 2 H2
HNO2 + HCl = Cl + NO + H2O =>
HNO2 + HCl = Cl + NO + H2O
NaHCO3 + HCl = NaHCO3HCl =>
NaHCO3 + HCl = NaHCO3HCl
MnO4 + S + H = MnSO2 + H2O =>
MnO4 + S + 4 H = MnSO2 + 2 H2O
CH3NaO + H2O + NaOH + Na2SO3 = Na2O2H3 + C2SO3 =>
2 CH3NaO + 2 H2O + 8 NaOH + Na2SO3 = 6 Na2O2H3 + C2SO3
Fe + Co = CoFe =>
Fe + Co = CoFe
Cl2 + K2CO3 = KCl + KClO + CO2 =>
Cl2 + K2CO3 = KCl + KClO + CO2
TiOCl2 + Mg + HCl = MgCl2 + Ti + H2O =>
TiOCl2 + 2 Mg + 2 HCl = 2 MgCl2 + Ti + H2O
NiSO4 + RbOH = Ni(OH)2 + Rb2SO4 =>
NiSO4 + 2 RbOH = Ni(OH)2 + Rb2SO4
Be(NO3)2 + LiOH = LiNO3 + Be(OH)2 =>
Be(NO3)2 + 2 LiOH = 2 LiNO3 + Be(OH)2
Bi2Te3 + Bi2O3 = Bi2O2Te =>
Bi2Te3 + 2 Bi2O3 = 3 Bi2O2Te
N + H + Fe = NHFe =>
N + H + Fe = NHFe
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