| Équations équilibrées la veille |
RaCl2 = Ra + Cl2
Zn + Cu(NO3)2 = Zn(NO3)1 + Cu =>
2 Zn + Cu(NO3)2 = 2 Zn(NO3)1 + Cu
K2Cr2O4 + BaCl2 = Ba2(Cr2O4)2 + KCl =>
2 K2Cr2O4 + 2 BaCl2 = Ba2(Cr2O4)2 + 4 KCl
Cl2 + Mg = Mg2Cl =>
Cl2 + 4 Mg = 2 Mg2Cl
ZnS + H2SO4 = ZnSO4 + S + H2 =>
ZnS + H2SO4 = ZnSO4 + S + H2
C6H5Br + NaOH = C6H5OH + NaBr =>
C6H5Br + NaOH = C6H5OH + NaBr
C2 + B{-} = C2{-} + B =>
C2 + B{-} = C2{-} + B
PBr3 + H2O + Cl2 = H3PO4 + Br2 + HCl =>
2 PBr3 + 8 H2O + 5 Cl2 = 2 H3PO4 + 3 Br2 + 10 HCl
S2O3{-2} + I2 = I{-} + S4O6{-2} =>
2 S2O3{-2} + I2 = 2 I{-} + S4O6{-2}
Cl2O7 + H2O = H2Cl2O6 + O2 =>
Cl2O7 + H2O = H2Cl2O6 + O2
Ca(OH2) + CH3COOH = CaCOOH + CH3(OH) =>
4 Ca(OH2) + 5 CH3COOH = 4 CaCOOH + 6 CH3(OH)
Cu2S + Ga = Cu + Ga2S3 =>
3 Cu2S + 2 Ga = 6 Cu + Ga2S3
HOAc + H2O = H4O + OAc =>
2 HOAc + H2O = H4O + 2 OAc
HBrO4 + U(OH)6 = U(BrO4)6 + H2O =>
6 HBrO4 + U(OH)6 = U(BrO4)6 + 6 H2O
B + H2SO4 = H3BO4 + SO2 + H2O =>
2 B + 5 H2SO4 = 2 H3BO4 + 5 SO2 + 2 H2O
MgO + PCl5 = MgCl2 + P4O10 =>
10 MgO + 4 PCl5 = 10 MgCl2 + P4O10
As2O3 + HNO3 + H2O = H3AsO4 + NO2 =>
As2O3 + 4 HNO3 + H2O = 2 H3AsO4 + 4 NO2
As + H2S = As2S3 + H2 =>
2 As + 3 H2S = As2S3 + 3 H2
SiO2 + C = Si + CO1 =>
SiO2 + 2 C = Si + 2 CO1
C + SO4H2 = CO2 + SO2 + H2O =>
C + 2 SO4H2 = CO2 + 2 SO2 + 2 H2O
I4O9 = I2O2 + I2O6 =>
4 I4O9 = 3 I2O2 + 5 I2O6
Li2CO3 + Zn(NO3)2 = Li2(NO3)2 + ZnCO3 =>
Li2CO3 + Zn(NO3)2 = Li2(NO3)2 + ZnCO3
HAuCl4 + Zn = Au + ZnCl4 + HCl =>
4 HAuCl4 + 3 Zn = 4 Au + 3 ZnCl4 + 4 HCl
C3H4H2O = C3H6O =>
C3H4H2O = C3H6O
NH3 + H5C2Br = H3C2H2NH2 + HBr =>
NH3 + H5C2Br = H3C2H2NH2 + HBr
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
(H2O)3 = H2O =>
(H2O)3 = 3 H2O
PaI5(s) = Pa(s) + I2(i) =>
2 PaI5(s) = 2 Pa(s) + 5 I2(i)
Mn(OH) + O2 = MnO + H2O =>
4 Mn(OH) + O2 = 4 MnO + 2 H2O
H2SO3 = O2 + H2S =>
2 H2SO3 = 3 O2 + 2 H2S
FeCO3 = Fe + CO3 =>
FeCO3 = Fe + CO3
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Hg(NO3)2 = HgO + NO2 + O =>
Hg(NO3)2 = HgO + 2 NO2 + O
CO + HO = CO2 + H =>
CO + HO = CO2 + H
C + H3Cl = C2H3Cl =>
2 C + H3Cl = C2H3Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
LiF + Cl = LiCl + F2 =>
2 LiF + 2 Cl = 2 LiCl + F2
NaOH + BeCO3 = Na2CO3 + Be(OH)2 =>
2 NaOH + BeCO3 = Na2CO3 + Be(OH)2
NaOCOONa + H2SO4 = HOCOOH + Na2SO4 =>
NaOCOONa + H2SO4 = HOCOOH + Na2SO4
Fe(s) + H2O(l) = Fe2O3(s) + H2(g) =>
2 Fe(s) + 3 H2O(l) = Fe2O3(s) + 3 H2(g)
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Al + WO3 = AlO3 + W =>
Al + WO3 = AlO3 + W
(NH4)2S + Ga(NO3)3 = NH4NO3 + Ga2S3 =>
3(NH4)2S + 2 Ga(NO3)3 = 6 NH4NO3 + Ga2S3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
HgS + Mg3(PO4)2 = Hg3PO4 + Mg + S =>
6 HgS + Mg3(PO4)2 = 2 Hg3PO4 + 3 Mg + 6 S
(NH4Cl) + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2(NH4Cl) + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
(NH4)2S + H2SO4 = (NH4)2SO4 + H2S =>
(NH4)2S + H2SO4 = (NH4)2SO4 + H2S
PO = OP =>
PO = OP
MgO + PCl5 = MgCl2 + P2O5 =>
5 MgO + 2 PCl5 = 5 MgCl2 + P2O5
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Équations équilibrées sur12/16/24
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