| Équations équilibrées la veille |
3 H2SO4 + 2 NaHSO3 = 2 NaSO4 + 4 H2O + 3 SO2
MnO2 + HBr2 = MnBr2 + H2O + Br2 =>
MnO2 + 4 HBr2 = MnBr2 + 2 H2O + 3 Br2
Zn + Au2Cl6 = ZnCl2 + Au =>
3 Zn + Au2Cl6 = 3 ZnCl2 + 2 Au
H3AsO3 + H2SO4 + Zn = AsH3 + Zn(SO4)2 + H2O =>
2 H3AsO3 + 6 H2SO4 + 3 Zn = 2 AsH3 + 3 Zn(SO4)2 + 6 H2O
AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + (NH4)NO3 =>
2 AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + 2(NH4)NO3
NaBH4 + AgNO3 + H2O = Ag + B(OH)3 + H2 + NaNO3 =>
2 NaBH4 + 2 AgNO3 + 6 H2O = 2 Ag + 2 B(OH)3 + 7 H2 + 2 NaNO3
Na2S2O3 + KNO3 = Na2S2O4 + K2O + NO2 =>
Na2S2O3 + 2 KNO3 = Na2S2O4 + K2O + 2 NO2
Zn(OH) + H3PO4 = Zn3PO4 + HOH =>
3 Zn(OH) + H3PO4 = Zn3PO4 + 3 HOH
CH3COOH + NH4OH = C2H3O2NH4 + H2O =>
CH3COOH + NH4OH = C2H3O2NH4 + H2O
C3O4 = C3 + O2 =>
C3O4 = C3 + 2 O2
FeCl2 + HNO3 = Fe(NO3)3 + HCl + HNO2 + H2O =>
2 FeCl2 + 7 HNO3 = 2 Fe(NO3)3 + 4 HCl + HNO2 + H2O
RbOH(aq) + HClO4(aq) = H2O(l) + RbClO4(aq) =>
RbOH(aq) + HClO4(aq) = H2O(l) + RbClO4(aq)
PO3H + Al(OH)3 = H2O + (PO3)3Al =>
3 PO3H + Al(OH)3 = 3 H2O + (PO3)3Al
Na2(SO3) + HCl = NaCl + (SO2) + H2O =>
Na2(SO3) + 2 HCl = 2 NaCl + (SO2) + H2O
S2O3{2-} + CN{-} = SCN{-} + SO3{2-} =>
S2O3{2-} + CN{-} = SCN{-} + SO3{2-}
NaOH + H2(CO3) = H2O + Na2(CO3) =>
2 NaOH + H2(CO3) = 2 H2O + Na2(CO3)
C2H5COOH + Ca(OH)2 = (C2H5COO)2Ca + H2O =>
2 C2H5COOH + Ca(OH)2 = (C2H5COO)2Ca + 2 H2O
Hg(NO3)2 + NaS = HgS2 + NaNO3 =>
Hg(NO3)2 + 2 NaS = HgS2 + 2 NaNO3
Zn + HCl(ac) = ZnCl2 + H =>
Zn + 2 HCl(ac) = ZnCl2 + 2 H
HNO3 + Zn = Zn3(NO3)2 + NO2 + H2O =>
4 HNO3 + 3 Zn = Zn3(NO3)2 + 2 NO2 + 2 H2O
MgSO4 + Ca = Mg + CaSO4 =>
MgSO4 + Ca = Mg + CaSO4
NaMnO4 + H2SO4 + K2SO3 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
2 NaMnO4 + 3 H2SO4 + 5 K2SO3 = Na2SO4 + 2 MnSO4 + 5 K2SO4 + 3 H2O
I2O + SO3 = I2SO4 =>
I2O + SO3 = I2SO4
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
C2H4 + F = CF4 + HF =>
C2H4 + 12 F = 2 CF4 + 4 HF
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4 =>
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4
CrO3 + NaOH = H2O + Na2CrO4 =>
CrO3 + 2 NaOH = H2O + Na2CrO4
K2Cr2O7 + CH3CH2OH + HNO3 = Cr2(NO4)3 + K2NO4 + CH3COOH + H2O =>
2 K2Cr2O7 + CH3CH2OH + 8 HNO3 = 2 Cr2(NO4)3 + 2 K2NO4 + CH3COOH + 5 H2O
ZnSO4 + NaHS = ZnS + NaHSO4 =>
ZnSO4 + NaHS = ZnS + NaHSO4
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
K2 + B2O2 = K2O + B =>
2 K2 + B2O2 = 2 K2O + 2 B
Cl2O5 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
Cl2O5 + Ba(OH)2 = Ba(ClO3)2 + H2O
SrCl2 + O2 = Sr(ClO3)2 =>
SrCl2 + 3 O2 = Sr(ClO3)2
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)2[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
8 Na2HPO4 + 96(NH4)2MoO4 + 194 HNO3 = 8(NH4)2[PMo12O40] + 16 NaNO3 + 177 NH4NO3 + 99 H2O
ZnCl2(aq) + NH4OH(aq) = Zn(OH)2(s) + NH4Cl(aq) =>
ZnCl2(aq) + 2 NH4OH(aq) = Zn(OH)2(s) + 2 NH4Cl(aq)
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Cd + Al2(SO4)3 = CdSO4 + Al =>
3 Cd + Al2(SO4)3 = 3 CdSO4 + 2 Al
CuBr2 + AgNO3 = AgBr + Cu(NO3)2 =>
CuBr2 + 2 AgNO3 = 2 AgBr + Cu(NO3)2
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4 + NaNO3 =>
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4 + 2 NaNO3
KCI + H2O = KOH + HCI =>
KCI + H2O = KOH + HCI
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Fe2SIO4 + O2 + H2O = Fe2O3 + H4SIO4 =>
2 Fe2SIO4 + O2 + 4 H2O = 2 Fe2O3 + 2 H4SIO4
Al + Mg(OH)2 = Al(OH)3 + Mg =>
2 Al + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg
HF(aq) + NaOH = HOH + NaF =>
HF(aq) + NaOH = HOH + NaF
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
K2Cr2O7 + K2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 K2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
HClO + NH4OH = NH4ClO + H2O =>
HClO + NH4OH = NH4ClO + H2O
Fe2(CrO4)3 + LiNO3 = Fe(NO3)3 + Li2(CrO4) =>
Fe2(CrO4)3 + 6 LiNO3 = 2 Fe(NO3)3 + 3 Li2(CrO4)
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