| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C3H7OH + 9 O2 = 8 H2O + 6 CO2
VCl2 + Na2SO4 = VSO4 + NaCl =>
VCl2 + Na2SO4 = VSO4 + 2 NaCl
ZnSO4 + Ba(NO3)2 = Zn(NO3)2 + BaSO4 =>
ZnSO4 + Ba(NO3)2 = Zn(NO3)2 + BaSO4
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
CuSO4 + NH3 = N2SO4 + Cu(H3)2 =>
CuSO4 + 2 NH3 = N2SO4 + Cu(H3)2
Fe3O4 = Fe + Fe2O3 =>
3 Fe3O4 = Fe + 4 Fe2O3
CdS + NH4OH = Cd(OH)2 + (NH4)2S =>
CdS + 2 NH4OH = Cd(OH)2 + (NH4)2S
Cu(CN)2 + KCN = Cu(CN)4 + K =>
Cu(CN)2 + 2 KCN = Cu(CN)4 + 2 K
PBr3(l) + H2O(l) = H3PO3(aq) + HBr(aq) =>
PBr3(l) + 3 H2O(l) = H3PO3(aq) + 3 HBr(aq)
C2HCl3 + H{+} + e = C2H4 + HCl =>
C2HCl3 + 6 H{+} + 6e = C2H4 + 3 HCl
O2 = O4 =>
2 O2 = O4
AgNO3(ac) + NaCl(s) = AgCl + NaNO3(ac) =>
AgNO3(ac) + NaCl(s) = AgCl + NaNO3(ac)
K2FeO4 = KFeO2 + K2O + O2 =>
4 K2FeO4 = 4 KFeO2 + 2 K2O + 3 O2
ZnCl2 + Na2S = Na2Cl2 + ZnS =>
ZnCl2 + Na2S = Na2Cl2 + ZnS
K2FeO4 = KFeO2 + K2O + O2 =>
4 K2FeO4 = 4 KFeO2 + 2 K2O + 3 O2
Se + HNO3 = H2SeO3 + NO2 + H2O =>
Se + 4 HNO3 = H2SeO3 + 4 NO2 + H2O
ZnCrO4 + FeBr3 = Fe2(CrO4)3 + ZnBr2 =>
3 ZnCrO4 + 2 FeBr3 = Fe2(CrO4)3 + 3 ZnBr2
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
S8 + H2O + O = H2SO4 =>
S8 + 8 H2O + 24 O = 8 H2SO4
AgNO3(aq) + Pb(NO3)2(aq) = Ag(NO3)2(s) + PbNO3(aq) =>
AgNO3(aq) + Pb(NO3)2(aq) = Ag(NO3)2(s) + PbNO3(aq)
CH3CH2CH2Br + HBr = CH3CHBrCH2Br + H2 =>
CH3CH2CH2Br + HBr = CH3CHBrCH2Br + H2
ZnCl + H(SO) = Zn(SO) + HCl =>
ZnCl + H(SO) = Zn(SO) + HCl
MnO2 + H2 = Mn5O8 + H2O =>
5 MnO2 + 2 H2 = Mn5O8 + 2 H2O
NaCl + O2 = NaClO2 =>
NaCl + O2 = NaClO2
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
NH4OH + I2 = N2 + HI + H2O =>
2 NH4OH + 3 I2 = N2 + 6 HI + 2 H2O
CoCl2 + Na2SH2O = CoS + NaCl + H2O =>
CoCl2 + Na2SH2O = CoS + 2 NaCl + H2O
NH4HSO4 + KOH = NH3 + H2O + K2SO4 =>
NH4HSO4 + 2 KOH = NH3 + 2 H2O + K2SO4
Pb(NO3)2 + H2S = PbS + NO + H2O + S =>
Pb(NO3)2 + 4 H2S = PbS + 2 NO + 4 H2O + 3 S
C4H8 + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
15 C4H8 + 16 KMnO4 + 24 H2SO4 = 20 C3H6O2 + 8 K2SO4 + 16 MnSO4 + 24 H2O
Hg + H{+} = Hg{2+} + H2 =>
Hg + 2 H{+} = Hg{2+} + H2
Cr2(SO4)3 + Na2CO3 = Na2Cr2O4 + Na2SO4 + CO2 =>
Cr2(SO4)3 + 4 Na2CO3 = Na2Cr2O4 + 3 Na2SO4 + 4 CO2
Mg + NH4Cl = MgCl + NH4 =>
Mg + NH4Cl = MgCl + NH4
ZnSO4 + (NH4)2CO3 = ZnCO3 + (NH4)2SO4 =>
ZnSO4 + (NH4)2CO3 = ZnCO3 + (NH4)2SO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
H2SO3CaCO3 = CaSO3H2CO3 =>
H2SO3CaCO3 = CaSO3H2CO3
Pt + H = PtH4 =>
Pt + 4 H = PtH4
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Na2HPO4 + HCl = NaCl + H3PO4 =>
Na2HPO4 + 2 HCl = 2 NaCl + H3PO4
Cu(OH)2H3PO4 = H3(OH)2CuPO4 =>
Cu(OH)2H3PO4 = H3(OH)2CuPO4
AlCrO = AlOCr =>
AlCrO = AlOCr
NaH + Mg = Mg3Na2 + H2 =>
2 NaH + 3 Mg = Mg3Na2 + H2
O2 + HCl = HClO2 =>
O2 + HCl = HClO2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
H3CHOH3CH2OH + K2Cr2O7 = H3CCHOH3CHO + K + Cr + H2O =>
21 H3CHOH3CH2OH + 5 K2Cr2O7 = 14 H3CCHOH3CHO + 10 K + 10 Cr + 49 H2O
HCOOK + HNO3 = HCOOH + KNO3 =>
HCOOK + HNO3 = HCOOH + KNO3
Pb(NO3)2(s) = PbO(s) + NO(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO(s) + 4 NO(g) + 3 O2(g)
HCOOH + K2Cr2O7 = H2Cr2O7 + KCOOH =>
2 HCOOH + K2Cr2O7 = H2Cr2O7 + 2 KCOOH
CrCl2 + AgNO3 = Cr(NO3)2 + AgCl =>
CrCl2 + 2 AgNO3 = Cr(NO3)2 + 2 AgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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