| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaBr(aq) + AgNO3 = NaNO3 + AgBr
K2S(s) + AgNO3(l) = Ag2S + KNO3 =>
K2S(s) + 2 AgNO3(l) = Ag2S + 2 KNO3
KI + Na2SO3 + H2SO4 = K2SO4 + I2 + Na2S + H2O =>
6 KI + Na2SO3 + 3 H2SO4 = 3 K2SO4 + 3 I2 + Na2S + 3 H2O
W + O2 = WO3 =>
2 W + 3 O2 = 2 WO3
K2C2O4 + H2C2O4 + K2Cr2O7 = K3[Cr(C2O4)3] + CO2 + H2O =>
2 K2C2O4 + 7 H2C2O4 + K2Cr2O7 = 2 K3[Cr(C2O4)3] + 6 CO2 + 7 H2O
CH4N2 = CH4 + N2 =>
CH4N2 = CH4 + N2
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
BaCl2(ac) + K2CrO4(ac) = Ba(CrO4)(s) + KCl(ac) =>
BaCl2(ac) + K2CrO4(ac) = Ba(CrO4)(s) + 2 KCl(ac)
NO2{-} + H3O{+}{+} = HNO3 + NO + H2O =>
3 NO2{-} + 3 H3O{+}{+} = HNO3 + 2 NO + 4 H2O
SO2(aq) + H2O = H2SO3 =>
SO2(aq) + H2O = H2SO3
Na2CO3 + HCN = NaCN + H2CO3 =>
Na2CO3 + 2 HCN = 2 NaCN + H2CO3
Sb2O3 + OH = SbO4 + H2O =>
Sb2O3 + 10 OH = 2 SbO4 + 5 H2O
HgO(s) + Zn(s) = ZnO(s) + Hg(l) =>
HgO(s) + Zn(s) = ZnO(s) + Hg(l)
Al(OH)3 + NaOH = AlNaO2 + H2O =>
Al(OH)3 + NaOH = AlNaO2 + 2 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CuI + Na2S2O3 = Na3[Cu(SO3S)2] + NaI =>
CuI + 2 Na2S2O3 = Na3[Cu(SO3S)2] + NaI
AgNO3 + NH4SCN = AgSCN + NH4NO3 =>
AgNO3 + NH4SCN = AgSCN + NH4NO3
MgO + Fe = Fe2O3 + Mg = MgO + Fe =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
CH3COOK + NaOH = CH3COONa + KOH =>
CH3COOK + NaOH = CH3COONa + KOH
C4H9NH2 + HNO2 = C4H9OH + N2 + H2O =>
C4H9NH2 + HNO2 = C4H9OH + N2 + H2O
KIO + KI + HCl = KCl + I3 + H2O =>
3 KIO + 3 KI + 6 HCl = 6 KCl + 2 I3 + 3 H2O
Fe + Pb2SO4 = FeSO4 + Pb =>
Fe + Pb2SO4 = FeSO4 + 2 Pb
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
(VO2)2SO4 + H2SO4 + Zn = VSO4 + H2O + ZnSO4 =>
(VO2)2SO4 + 4 H2SO4 + 3 Zn = 2 VSO4 + 4 H2O + 3 ZnSO4
Sn(OH)4 + H2C2O4 = Sn(C2O4)2 + H2O =>
Sn(OH)4 + 2 H2C2O4 = Sn(C2O4)2 + 4 H2O
Na + C2H6O = C2H5ONa + H2 =>
2 Na + 2 C2H6O = 2 C2H5ONa + H2
CuSO4(aq) + Ca(OH)2(aq) + H2O = Cu(OH)2 + CaSO4*2H2O =>
CuSO4(aq) + Ca(OH)2(aq) + 2 H2O = Cu(OH)2 + CaSO4*2H2O
C3H5Cl + Na = C6H10 + NaCl =>
2 C3H5Cl + 2 Na = C6H10 + 2 NaCl
H2O + HCl = HClO + H2 =>
H2O + HCl = HClO + H2
NiCl2 + NH4OH = Ni(NH3)6Cl2 + H2O =>
NiCl2 + 6 NH4OH = Ni(NH3)6Cl2 + 6 H2O
HCl + Al(ClO)3 = AlCl3 + HClO =>
3 HCl + Al(ClO)3 = AlCl3 + 3 HClO
Hg + NO3 = HgNO3 =>
Hg + NO3 = HgNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeS2 + CuSO4 + H2O = CuS + FeSO4 + H2SO4 =>
4 FeS2 + 7 CuSO4 + 4 H2O = 7 CuS + 4 FeSO4 + 4 H2SO4
KMnO4 + Na2S2O3 + NaOH = KNaMnO4 + Na2SO4 + H2O =>
8 KMnO4 + Na2S2O3 + 10 NaOH = 8 KNaMnO4 + 2 Na2SO4 + 5 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
H2O + S4O = SOH2 + O2 =>
8 H2O + 2 S4O = 8 SOH2 + O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CHI3 + NaOH + NH3 = NaCN + NaI + H2O =>
CHI3 + 4 NaOH + NH3 = NaCN + 3 NaI + 4 H2O
BaO + TiO2 = Ba2TiO4 =>
2 BaO + TiO2 = Ba2TiO4
SO2 + HI = I2 + H2S + H2O =>
SO2 + 6 HI = 3 I2 + H2S + 2 H2O
CuCO3 + KI = CuI2 + K2CO3 =>
CuCO3 + 2 KI = CuI2 + K2CO3
Au + KCn + O2 + H2O = KAu(Cn)3 + KOH =>
2 Au + 6 KCn + O2 + 2 H2O = 2 KAu(Cn)3 + 4 KOH
SO3 + CuO = CuSO4 = H2O =>
SO3 + CuO = CuSO4
Bi + HNO3 + H2O = Bi(NO3)3*5H2O + NO =>
Bi + 4 HNO3 + 3 H2O = Bi(NO3)3*5H2O + NO
KMnO4 + H2SO4 + H2S = K2SO4 + MnSO4 + H2 =>
2 KMnO4 + H2SO4 + 2 H2S = K2SO4 + 2 MnSO4 + 3 H2
HC2H3O2(ac) + NaOH(ac) = NaC2H3O2(ac) + H2O(ac) =>
HC2H3O2(ac) + NaOH(ac) = NaC2H3O2(ac) + H2O(ac)
V2O5 + V + HCl = VCl4 + H2O =>
2 V2O5 + V + 20 HCl = 5 VCl4 + 10 H2O
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COOH + 4 H2O
(PO4)(NH4)3 + HNO3 + (NH4)2MoO4 = PO4(NH6)3*12MoO3 + NH4NO3 + H2O =>
4(PO4)(NH4)3 + 90 HNO3 + 48(NH4)2MoO4 = 4 PO4(NH6)3*12MoO3 + 93 NH4NO3 + 39 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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