| Équations équilibrées la veille |
2 Fe + 3 H2O2 = Fe2O3 + 3 H2O
Na3PO4 + MgCl2 = Mg3(PO4)2 + NaCl =>
2 Na3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 NaCl
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
B + HNO3 = B(NO3)3 + H2 =>
2 B + 6 HNO3 = 2 B(NO3)3 + 3 H2
HCOH + K2Cr2O7 + H2SO4 = HCOOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 HCOH + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + K2SO4 + Cr2(SO4)3 + 4 H2O
C6H5CHCH2 + KMnO4 + KOH = C6H5COOK + K2MnO4 + H2O =>
7 C6H5CHCH2 + 40 KMnO4 + 48 KOH = 8 C6H5COOK + 40 K2MnO4 + 32 H2O
N2H8CO3 + CuN2O6 = CuCO3 + NH4NO3 =>
N2H8CO3 + CuN2O6 = CuCO3 + 2 NH4NO3
AlCl3 + Na2HPO4 = AlPO4 + NaH2PO4 + NaCl =>
AlCl3 + 2 Na2HPO4 = AlPO4 + NaH2PO4 + 3 NaCl
SO3 + N2O = SO4 + N2 =>
SO3 + N2O = SO4 + N2
NaOH + Na = NaO + NaH =>
NaOH + Na = NaO + NaH
F2(g) + KBr(aq) = KF(aq) + Br2(aq) =>
F2(g) + 2 KBr(aq) = 2 KF(aq) + Br2(aq)
M(HNO3) = MH + NO3 =>
M(HNO3) = MH + NO3
Na2S + HCl = NaCl + S + H =>
Na2S + 2 HCl = 2 NaCl + S + 2 H
BPO4 + HCl = BP + H2O + Cl2 =>
BPO4 + 8 HCl = BP + 4 H2O + 4 Cl2
NaOH + HCH3CO2 = CH3COONa + H2O =>
NaOH + HCH3CO2 = CH3COONa + H2O
CaI2 + AgNo3 = Ca(No3)2 + AgI =>
CaI2 + 2 AgNo3 = Ca(No3)2 + 2 AgI
AgNO3 + HI = AgHI + NO3 =>
AgNO3 + HI = AgHI + NO3
SrH2PO4 + HCl = SrCl + H3PO4 =>
SrH2PO4 + HCl = SrCl + H3PO4
AgNO3 + Na3PO4 = NaNO3 + Ag3(PO4) =>
3 AgNO3 + Na3PO4 = 3 NaNO3 + Ag3(PO4)
ZnS2 + O2 = ZnO + SO2 =>
2 ZnS2 + 5 O2 = 2 ZnO + 4 SO2
MoO3 + H2SO4 = Mo2(SO4)3 + H2O2 =>
2 MoO3 + 3 H2SO4 = Mo2(SO4)3 + 3 H2O2
Ba(OH)2 + NaHCO3 = BaCO3 + H2O + NaOH =>
Ba(OH)2 + NaHCO3 = BaCO3 + H2O + NaOH
SO3NaC6H5NH2 + H2SO4 = [SO3NaC6H5NH3]SO4H =>
SO3NaC6H5NH2 + H2SO4 = [SO3NaC6H5NH3]SO4H
Ba(OH)2 + C3H6O2 = Ba(C3H6O2) + CO2 + H2O =>
7 Ba(OH)2 + 8 C3H6O2 = 7 Ba(C3H6O2) + 3 CO2 + 10 H2O
SiH6 + O2 = Si2O4 + H2O =>
2 SiH6 + 5 O2 = Si2O4 + 6 H2O
AgSO4 + BaI = BaSO4 + AgI =>
AgSO4 + BaI = BaSO4 + AgI
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
KBrO3 + Cd + H2O + KCl = KBr + CdCl2 + KOH =>
KBrO3 + 3 Cd + 3 H2O + 6 KCl = KBr + 3 CdCl2 + 6 KOH
CuSO4 + FeS2 + H2O = Cu2S + FeSO4 + H2SO4 =>
14 CuSO4 + 5 FeS2 + 12 H2O = 7 Cu2S + 5 FeSO4 + 12 H2SO4
Fe + Ni(OH)2 = Ni + Fe(OH)3 =>
2 Fe + 3 Ni(OH)2 = 3 Ni + 2 Fe(OH)3
H2 + UO2(OH)2 = U(OH)4 =>
H2 + UO2(OH)2 = U(OH)4
Ni(NO3)2 + KBr = NiBr2 + K3(NO3)3 =>
3 Ni(NO3)2 + 6 KBr = 3 NiBr2 + 2 K3(NO3)3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Cl2 + NaOH = NaCl + ClO3 + H2O =>
7 Cl2 + 12 NaOH = 12 NaCl + 2 ClO3 + 6 H2O
KAl(SO4)2 + NH4OH = (NH4)2SO4 + Al(OH)3 + K2SO4 =>
2 KAl(SO4)2 + 6 NH4OH = 3(NH4)2SO4 + 2 Al(OH)3 + K2SO4
A + BO3 = A3BO4 + B2O3 =>
9 A + 5 BO3 = 3 A3BO4 + B2O3
[Co(NH3)6]Cl2 + H2O2 + NH4Cl = [Co(NH3)5H2O]Cl3 + NH3 =>
2[Co(NH3)6]Cl2 + H2O2 + 2 NH4Cl = 2[Co(NH3)5H2O]Cl3 + 4 NH3
H2SO4(aq) + NaBr(s) = Br2(l) + SO2(g) + Na2SO4(aq) + H2O(l) =>
2 H2SO4(aq) + 2 NaBr(s) = Br2(l) + SO2(g) + Na2SO4(aq) + 2 H2O(l)
C3H6 + Cl2 = C3H6Cl2 =>
C3H6 + Cl2 = C3H6Cl2
Li + BeS = Be + Li2S =>
2 Li + BeS = Be + Li2S
NH3 + H2S + O2 = (NH4)2SO4 =>
2 NH3 + H2S + 2 O2 = (NH4)2SO4
H2O + P2O5 = H3PO4 =>
3 H2O + P2O5 = 2 H3PO4
FeCl3 + BeS = Fe2S3 + BeCl2 =>
2 FeCl3 + 3 BeS = Fe2S3 + 3 BeCl2
MgCl2 + (NH4)3PO4 = Mg3(PO4)2 + NH4Cl =>
3 MgCl2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6 NH4Cl
LiOH + H2CO3 + KOH = KLiCO3 + H2O =>
LiOH + H2CO3 + KOH = KLiCO3 + 2 H2O
Cr2S3 + Cl2 + KOH = K2CrO4 + KCl + H2O + K2SO4 =>
Cr2S3 + 15 Cl2 + 40 KOH = 2 K2CrO4 + 30 KCl + 20 H2O + 3 K2SO4
Ni(OH)2 + HCl = NiCl2 + H2O =>
Ni(OH)2 + 2 HCl = NiCl2 + 2 H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
MgSO4(H2O)7 = Mg + SO4 + H2O =>
MgSO4(H2O)7 = Mg + SO4 + 7 H2O
C11H12O3 + KMnO4 + NaOH = C10H10O3 + KNaMnO4 + H2O =>
10 C11H12O3 + 16 KMnO4 + 16 NaOH = 11 C10H10O3 + 16 KNaMnO4 + 13 H2O
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