| Équations équilibrées la veille |
NaHS + I2 = NaI + S + HI
Ba3(PO4)2 = Ba{+2} + PO4{-3} =>
Ba3(PO4)2 = 3 Ba{+2} + 2 PO4{-3}
Be{2+} + F{-} = BeF4{-2} =>
Be{2+} + 4 F{-} = BeF4{-2}
C2H6O(l) + O2(g) = CO2 + H20CO =>
20 C2H6O(l) + 27 O2(g) = 34 CO2 + 6 H20CO
R + S = R2S =>
2 R + S = R2S
B(s) + I2(s) = B2I2(s) =>
2 B(s) + I2(s) = B2I2(s)
H2SO4 + KClO3 = KClO4 + ClO2 + KHSO4 + H2O =>
2 H2SO4 + 3 KClO3 = KClO4 + 2 ClO2 + 2 KHSO4 + H2O
C10H9NO2 + C21H27N7O14P2 + H2O = C10H9NO3 + C21H29N7O14P2 =>
C10H9NO2 + C21H27N7O14P2 + H2O = C10H9NO3 + C21H29N7O14P2
H3PO4 + NH3 = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
Mn + Cl2 = Mn(Cl2)4 =>
Mn + 4 Cl2 = Mn(Cl2)4
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Na2S + Cu(NO3)2 = Na(NO3)2 + Cu2S =>
Na2S + 2 Cu(NO3)2 = 2 Na(NO3)2 + Cu2S
H2SeO4 + LiMnO4 + PbSeO4 = Pb(SeO4)2 + MnSeO4 + LiSeO4 + H2O =>
4 H2SeO4 + LiMnO4 + 2 PbSeO4 = 2 Pb(SeO4)2 + MnSeO4 + LiSeO4 + 4 H2O
ZnNO3 + Na2OH = ZnOH + Na2NO3 =>
ZnNO3 + Na2OH = ZnOH + Na2NO3
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2H2O =>
2 Fe + 4 H2SO4 = Fe2(SO4)3 + SO2 + 2 H2H2O
H3BO3 + CH3OHH2SO4 = B(CH3O)3 + H2SO4 + H2O =>
H3BO3 + 3 CH3OHH2SO4 = B(CH3O)3 + 3 H2SO4 + 3 H2O
N + Ga2 = NGa =>
2 N + Ga2 = 2 NGa
Fe2Se3 = Fe + Se =>
Fe2Se3 = 2 Fe + 3 Se
FeC2H3O2 + CoNO3 = FeNO3 + CoC2H3O2 =>
FeC2H3O2 + CoNO3 = FeNO3 + CoC2H3O2
W(NO3)6 + LiCl = WCl6 + LiNO3 =>
W(NO3)6 + 6 LiCl = WCl6 + 6 LiNO3
C3H6O2 + NaHCO3 = H2O + NaCO3 + C2H5 =>
2 C3H6O2 + 11 NaHCO3 = 4 H2O + 11 NaCO3 + 3 C2H5
KMnO4SO2 = KSO2MnO4 =>
KMnO4SO2 = KSO2MnO4
MgSH2O = Mg(OH)2Mg(SH)2 =>
2 MgSH2O = Mg(OH)2Mg(SH)2
SrC2H2O = SrOC2H2 =>
SrC2H2O = SrOC2H2
(NH4)2SO4 + AlPO4 = (NH4)2PO4 + AlSO4 =>
(NH4)2SO4 + AlPO4 = (NH4)2PO4 + AlSO4
ZnH2 + O2 = ZnO + H2O =>
ZnH2 + O2 = ZnO + H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
NH2OH + CH2O = CNH3O + H2O =>
NH2OH + CH2O = CNH3O + H2O
NiSO4 + Fe = NiFe + SO4 =>
NiSO4 + Fe = NiFe + SO4
KMnO4 + KSCN + HCl = MnCl2 + K2SO4 + KCl + CO2 + N2 + H2 =>
6 KMnO4 + 4 KSCN + 14 HCl = 6 MnCl2 + 4 K2SO4 + 2 KCl + 4 CO2 + 2 N2 + 7 H2
FeCl2 + NH3 = Fe(NH3)3 + Cl =>
FeCl2 + 3 NH3 = Fe(NH3)3 + 2 Cl
NH3 + CuSO4 = NSO4 + CuH3 =>
NH3 + CuSO4 = NSO4 + CuH3
COCl2(aq) + Na(s) = NaCl(s) + CO(g) =>
COCl2(aq) + 2 Na(s) = 2 NaCl(s) + CO(g)
CHO + CuSO4 + NaOH = COONa + Cu2O + Na2SO4 + H2O =>
CHO + 2 CuSO4 + 5 NaOH = COONa + Cu2O + 2 Na2SO4 + 3 H2O
Fe2CO3 + H2SO4 = CO2 + H2O + Fe2SO4 =>
Fe2CO3 + H2SO4 = CO2 + H2O + Fe2SO4
KMnO4 + H2SO4 + FeSO4 = K2SO4 + Fe(MnO4)3 + H2 =>
6 KMnO4 + H2SO4 + 2 FeSO4 = 3 K2SO4 + 2 Fe(MnO4)3 + H2
(NH4)2Cr2O7 + Al2O3 = Al2(Cr2O7)3 + NH3 + H2O =>
3(NH4)2Cr2O7 + Al2O3 = Al2(Cr2O7)3 + 6 NH3 + 3 H2O
PBr5 + H2O + CaCl2 = Ca3(PO4)2 + HBr + HCl =>
2 PBr5 + 8 H2O + 3 CaCl2 = Ca3(PO4)2 + 10 HBr + 6 HCl
KMnO4 + SnO + H2SO = MnO + K2SO4 + SnSO4 + H2O =>
6 KMnO4 + 2 SnO + 5 H2SO = 6 MnO + 3 K2SO4 + 2 SnSO4 + 5 H2O
FeSO4 + CH3COOH + NaNO2 = NaNO + (CH3COO)3Fe + SO3 + H2O =>
2 FeSO4 + 6 CH3COOH + NaNO2 = NaNO + 2(CH3COO)3Fe + 2 SO3 + 3 H2O
MnCl2*4H2O + NaOH + H2O2 = Mn3O4 + NaCl + H2O =>
3 MnCl2*4H2O + 6 NaOH + H2O2 = Mn3O4 + 6 NaCl + 16 H2O
SO2(g) + Li2Se(g) = SSe2(g) + Li2O(aq) =>
SO2(g) + 2 Li2Se(g) = SSe2(g) + 2 Li2O(aq)
H2SO4 + Sn = H2O + SO2 + Sn(SO4)2 =>
4 H2SO4 + Sn = 4 H2O + 2 SO2 + Sn(SO4)2
CaO + CaC2 = Ca2C2O =>
CaO + CaC2 = Ca2C2O
Fe2O3(l) + CO(g) = CO2(g) + Fe(s) =>
Fe2O3(l) + 3 CO(g) = 3 CO2(g) + 2 Fe(s)
Mg(OH)2 + phosphoricacid = Magnesiumphosphate + water =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
HC3H503 + OH = C3H5O3 + H2O =>
HC3H503 + 505 OH = C3H5O3 + 502 H2O
KOH + Zn(No3)2 = Zn(OH)2 + KNo3 =>
2 KOH + Zn(No3)2 = Zn(OH)2 + 2 KNo3
CdCl2 + (NH4)2S = Cd(NH4)2 + Cl2S =>
CdCl2 + (NH4)2S = Cd(NH4)2 + Cl2S
NH4 + (CrO4)2 = N + CrO2 + H2O =>
2 NH4 + (CrO4)2 = 2 N + 2 CrO2 + 4 H2O
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