| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(No3)2 + NaOH = Na(No3)2 + NiOH
OBr{-} + S2O3{2-} + H2O = Br{-} + SO4{2-} + H{+} =>
4 OBr{-} + S2O3{2-} + H2O = 4 Br{-} + 2 SO4{2-} + 2 H{+}
HCHO + HCOOH = CH3OH + CO2 =>
HCHO + HCOOH = CH3OH + CO2
As4S6 + O2(g) = As4O6 + SO2 =>
As4S6 + 9 O2(g) = As4O6 + 6 SO2
(FeFe2)O4 + H2SO4 + H2O2 = Fe2(SO4)3 + H2O =>
2(FeFe2)O4 + 9 H2SO4 + H2O2 = 3 Fe2(SO4)3 + 10 H2O
FeTiO3 + O2 = Fe2TiO5 + TiO2 =>
4 FeTiO3 + O2 = 2 Fe2TiO5 + 2 TiO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
VOSO4 + K2MnO4 = MnO2 + (VO2)2SO4 + K2SO4 =>
2 VOSO4 + K2MnO4 = MnO2 + (VO2)2SO4 + K2SO4
CH3COOC6H4COOH + NaOH = CH3COOC6H4COONa + H2O =>
CH3COOC6H4COOH + NaOH = CH3COOC6H4COONa + H2O
Al(OH)3 + K = AlK(OH)3 =>
Al(OH)3 + K = AlK(OH)3
K2Cr2O7 + NH3 + H2O = K + CrO4 + NH4 =>
K2Cr2O7 + 2 NH3 + H2O = 2 K + 2 CrO4 + 2 NH4
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ca(HCO3)2 + Ca(HO)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(HO)2 = 2 CaCO3 + 2 H2O
La(NO3)3*6H2O + Cr(NO3)3*9H2O + Fe(NO3)3*9H2O + Co(NO3)2*6H2O = La10Cr5Fe2Co3O30 + Co + H2O + HNO3 =>
20 La(NO3)3*6H2O + 10 Cr(NO3)3*9H2O + 4 Fe(NO3)3*9H2O + 9 Co(NO3)2*6H2O = 2 La10Cr5Fe2Co3O30 + 3 Co + 240 H2O + 120 HNO3
V2O2 + Ca = CaO + V =>
V2O2 + 2 Ca = 2 CaO + 2 V
Ca(OH)2 + Cl2 + H2O2 = CaClO2 + H2O =>
2 Ca(OH)2 + Cl2 + 2 H2O2 = 2 CaClO2 + 4 H2O
Pb{2+} + I2{-} = PbI4 =>
Pb{2+} + 2 I2{-} = PbI4
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
H2O + N = NH2O =>
H2O + N = NH2O
KCl + HN03 + O2 = KNO3 + Cl2 + H2O =>
12 KCl + 4 HN03 + 19 O2 = 12 KNO3 + 6 Cl2 + 2 H2O
Cl2 + CaS = CaCl2 + S8 =>
8 Cl2 + 8 CaS = 8 CaCl2 + S8
Fe2NO3 + Al = Al(NO3)2 + Fe =>
2 Fe2NO3 + Al = Al(NO3)2 + 4 Fe
Al + H2SO4 = Al2SO4 + H =>
2 Al + H2SO4 = Al2SO4 + 2 H
KIO3 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + H2O + I2 =>
2 KIO3 + 5 Na2SO3 + H2SO4 = K2SO4 + 5 Na2SO4 + H2O + I2
Fe2{+} + MnO41{-} = Fe3{+} + Mn + O =>
3 Fe2{+} + MnO41{-} = 2 Fe3{+} + Mn + 41 O
Al + H2SO4 = H2 + Al2SO4 =>
2 Al + H2SO4 = H2 + Al2SO4
Fe(NO3)3 + K2CO3 = FeCO3 + K2(NO3)3 =>
Fe(NO3)3 + K2CO3 = FeCO3 + K2(NO3)3
As(OH)3(s) + H2SO4 = As2(SO4)3(aq) + H2O(l) =>
2 As(OH)3(s) + 3 H2SO4 = As2(SO4)3(aq) + 6 H2O(l)
(NH4)2SO4 + SrCl2 = (NH4)2Cl2 + SrSO4 =>
(NH4)2SO4 + SrCl2 = (NH4)2Cl2 + SrSO4
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
CH3CH2CH(CH3)COOH + CH3CH3 = CH3CH2CH(CH3)CO2CH2CH3 + H2O =>
11 CH3CH2CH(CH3)COOH + 4 CH3CH3 = 9 CH3CH2CH(CH3)CO2CH2CH3 + 4 H2O
KNO2 + KY + H2SO4 = Y + NO + K2SO4 + H2O =>
KNO2 + KY + H2SO4 = Y + NO + K2SO4 + H2O
O + C12 = OC13 =>
12 O + 13 C12 = 12 OC13
Ti(OH)4 + K2CO3 = Ti(CO3)2 + KOH =>
Ti(OH)4 + 2 K2CO3 = Ti(CO3)2 + 4 KOH
Al + HBr = AlBr3 + H =>
Al + 3 HBr = AlBr3 + 3 H
NaOH + P2O5 = H2O + Na2P2O6 =>
2 NaOH + P2O5 = H2O + Na2P2O6
Ag2SO4 + NH4Br = (NH4)2SO4 + AgBr =>
Ag2SO4 + 2 NH4Br = (NH4)2SO4 + 2 AgBr
Ba(No3)2 + NaHCO3 = Ba(HCO3)2 + NaNo3 =>
Ba(No3)2 + 2 NaHCO3 = Ba(HCO3)2 + 2 NaNo3
HCHO + I2 + OH{-} = HCOOH + I{-} + H2O =>
HCHO + I2 + 2 OH{-} = HCOOH + 2 I{-} + H2O
Zn(NO3)2 = ZnO + N2O5 =>
Zn(NO3)2 = ZnO + N2O5
NaOH + NCl = NaN + OHCl =>
NaOH + NCl = NaN + OHCl
CaHPO4 + H2SO4 + H2O = CaSO4H2O + H3PO4 =>
CaHPO4 + H2SO4 + H2O = CaSO4H2O + H3PO4
(NH4)Cl + (Na2)(CO3) = (NH4)2CO3 + NaCl =>
2(NH4)Cl + (Na2)(CO3) = (NH4)2CO3 + 2 NaCl
KCl + AlN = KN + AlCl =>
KCl + AlN = KN + AlCl
NaCO3 + Ba(NO3)2 = BaCO3 + Na(NO3)2 =>
NaCO3 + Ba(NO3)2 = BaCO3 + Na(NO3)2
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
[Cu(NO){3+}]{2+} + KOH = Cu(OH){2+} + KNO{3+} =>
[Cu(NO){3+}]{2+} + KOH = Cu(OH){2+} + KNO{3+}
FeC13 + Mg0 = Fe203 + MgC12 =>
2436 FeC13 + 2639 Mg0 = 12 Fe203 + 2639 MgC12
CaS + Cl2 = CaCl2 + S =>
CaS + Cl2 = CaCl2 + S
HNO3 + KOH + Cr2O3 = H2O + KNO2 + K2Cr2O7 =>
3 HNO3 + 5 KOH + Cr2O3 = 4 H2O + 3 KNO2 + K2Cr2O7
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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