| Équations équilibrées la veille |
N2 + 2 O2 = 2 NO2
ZnBr2 + H2SO4 = HBr + ZnSO4 =>
ZnBr2 + H2SO4 = 2 HBr + ZnSO4
NaOH + FeSO4*7H2O = Fe(OH)2 + Na2SO4 + H2O =>
2 NaOH + FeSO4*7H2O = Fe(OH)2 + Na2SO4 + 7 H2O
SnCl2 + H2TeO3 + HCl = SnCl4 + SnTe2 + H2O =>
6 SnCl2 + 2 H2TeO3 + 8 HCl = 5 SnCl4 + SnTe2 + 6 H2O
BaCl2 + (NH4)NO3 = Ba(NO3)2 + NH4Cl =>
BaCl2 + 2(NH4)NO3 = Ba(NO3)2 + 2 NH4Cl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgSO4 + NH3 + H2O = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH3 + 2 H2O = Mg(OH)2 + (NH4)2SO4
HNo3 + Sr(OH)2 = Sr(No3)2 + H2O =>
2 HNo3 + Sr(OH)2 = Sr(No3)2 + 2 H2O
Sb2S5 = Sb + S8 =>
8 Sb2S5 = 16 Sb + 5 S8
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
H2SO4(aq) + Cu(NO3)2(aq) = HNO3 + CuSO4 =>
H2SO4(aq) + Cu(NO3)2(aq) = 2 HNO3 + CuSO4
LiOH + H2O2 = LiO2 + H2O =>
2 LiOH + 3 H2O2 = 2 LiO2 + 4 H2O
MgCO3 + HI = MgI2 + H2OCO2 =>
MgCO3 + 2 HI = MgI2 + H2OCO2
CuN2O6 + NH4OH = CuO2H2 + NH4NO3 =>
CuN2O6 + 2 NH4OH = CuO2H2 + 2 NH4NO3
CH3COOH + BaO = Ba(CH3COO)2 + H2O =>
2 CH3COOH + BaO = Ba(CH3COO)2 + H2O
Cu(NO3)2 + Na3PO4 = Cu3(PO4)2 + NaNO3 =>
3 Cu(NO3)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaNO3
KI + K2CrO7 + H2SO4 = K2SO4 + Cr(SO4) + I2 + H2O =>
10 KI + K2CrO7 + 7 H2SO4 = 6 K2SO4 + Cr(SO4) + 5 I2 + 7 H2O
As3(PO4)3 + (NH4)2C2O4 = As2(C2O4)3 + (NH4)3PO4 =>
2 As3(PO4)3 + 9(NH4)2C2O4 = 3 As2(C2O4)3 + 6(NH4)3PO4
AgF + NaI = AgI + NaF =>
AgF + NaI = AgI + NaF
(CH3)2CO2 + O2 = CO2 + H2O =>
2(CH3)2CO2 + 7 O2 = 6 CO2 + 6 H2O
Fe(s) + H3BO3(aq) = FeBO3(s) + H2(g) =>
2 Fe(s) + 2 H3BO3(aq) = 2 FeBO3(s) + 3 H2(g)
Mg(OH)2 + HCl = Mg + Cl2 + H2O =>
Mg(OH)2 + 2 HCl = Mg + Cl2 + 2 H2O
NaHCO3(s) + HCl(aq) = NaCl(s) + H2CO3(aq) =>
NaHCO3(s) + HCl(aq) = NaCl(s) + H2CO3(aq)
K2CO3 + NiBr2 = KBr + NiCO3 =>
K2CO3 + NiBr2 = 2 KBr + NiCO3
V2O5 + H2 = V2O + H2O =>
V2O5 + 4 H2 = V2O + 4 H2O
AlBr3 + H2 = HBr3 + Al2 =>
2 AlBr3 + H2 = 2 HBr3 + Al2
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
MgCl2 + BaCl2 = MgCl2BaCl2 =>
MgCl2 + BaCl2 = MgCl2BaCl2
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
VCl3 + O2 = V2O3 + Cl2 =>
4 VCl3 + 3 O2 = 2 V2O3 + 6 Cl2
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
SO(s) + O2(g) = SO3(g) =>
SO(s) + O2(g) = SO3(g)
CuCl2 + C6H12O6 + NaOH = CuOH + C6H11O7Na + NaCl + H2O =>
2 CuCl2 + C6H12O6 + 5 NaOH = 2 CuOH + C6H11O7Na + 4 NaCl + 2 H2O
FeCl3 + HOH = Fe(OH)3 + HCl =>
FeCl3 + 3 HOH = Fe(OH)3 + 3 HCl
CH3CH2CH2ClNaOH = CH3CH2CH2OHNaCl =>
CH3CH2CH2ClNaOH = CH3CH2CH2OHNaCl
Cu(NO3)2 + NH3 = Cu(NH3)2 + NO3 =>
Cu(NO3)2 + 2 NH3 = Cu(NH3)2 + 2 NO3
Na{+} + HCl = NaCl + H{+} =>
Na{+} + HCl = NaCl + H{+}
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C3H7OH + CH3COOH = C2H5CH2OOCCH3 + H2O =>
C3H7OH + CH3COOH = C2H5CH2OOCCH3 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
P + Cl = PCl4 =>
P + 4 Cl = PCl4
Ca3(PO4)2 + H2SO4 + H2O = CaSO4 + H3PO4H2O =>
Ca3(PO4)2 + 3 H2SO4 + 2 H2O = 3 CaSO4 + 2 H3PO4H2O
K2S2O6 + H2SO4 + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + H2O =>
3 K2S2O6 + H2SO4 + K2Cr2O7 = 4 K2SO4 + Cr2(SO4)3 + H2O
FeCl3 + H2O2 + HCl = FeCl6 + H2O =>
2 FeCl3 + 3 H2O2 + 6 HCl = 2 FeCl6 + 6 H2O
MnSO4 + KBrO3 + H2O = KMnO4 + Br2 + H2SO4 =>
2 MnSO4 + 2 KBrO3 + 2 H2O = 2 KMnO4 + Br2 + 2 H2SO4
K2Cr2O7 + C3H8O + H2SO4 = K2SO4 + Cr2S3O12 + C3H6O + H2O =>
K2Cr2O7 + 3 C3H8O + 4 H2SO4 = K2SO4 + Cr2S3O12 + 3 C3H6O + 7 H2O
CaF + Li = Ca + LiF =>
CaF + Li = Ca + LiF
MgO2 + H2O = O2 + Mg(OH)2 =>
2 MgO2 + 2 H2O = O2 + 2 Mg(OH)2
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