| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CaF2 + 2 H2SO4 + SiO2 = SiF4 + 2 CaSO4 + 2 H2O
KOH + H2SO4 = HOH + K2SO4 =>
2 KOH + H2SO4 = 2 HOH + K2SO4
N2 + SO2 + NH4OH + H2O = (NH4)2SO4 =>
N2 + 3 SO2 + 4 NH4OH + 2 H2O = 3(NH4)2SO4
SeOCl2 + H2O = H2SeO3 + HCl =>
SeOCl2 + 2 H2O = H2SeO3 + 2 HCl
Na + C6H8N2O2S + O2 = NaSCN + NaCN + H2O + CO2 =>
2 Na + C6H8N2O2S + 5 O2 = NaSCN + NaCN + 4 H2O + 4 CO2
KSCN(aq) + NH4OH(aq) = KOH(aq) + NH4SCN(aq) =>
KSCN(aq) + NH4OH(aq) = KOH(aq) + NH4SCN(aq)
Br2 = Br =>
Br2 = 2 Br
FeCl3 + K2C2O4 = K3(Fe(C2O4)3) + KCl =>
FeCl3 + 3 K2C2O4 = K3(Fe(C2O4)3) + 3 KCl
CH3COCH3 + NaOCl + KI = C3H3OI3 + NaOH + KCl =>
CH3COCH3 + 3 NaOCl + 3 KI = C3H3OI3 + 3 NaOH + 3 KCl
C3H7OH + CH3COOH = CH3COOC2H5 + H2O =>
2 C3H7OH + 3 CH3COOH = 3 CH3COOC2H5 + 2 H2O
N2O(g) = N2(g) + O(g) =>
N2O(g) = N2(g) + O(g)
NaNO2 + HI = NO + H2O + I2 + NaI =>
2 NaNO2 + 4 HI = 2 NO + 2 H2O + I2 + 2 NaI
KBrO3 + H2SO4 + FeSO4 = K2SO4 + Fe(SO4)3 + Br2 + H2O =>
4 KBrO3 + 12 H2SO4 + 5 FeSO4 = 2 K2SO4 + 5 Fe(SO4)3 + 2 Br2 + 12 H2O
Ni + HgCl2 = NiCl2 + Hg =>
Ni + HgCl2 = NiCl2 + Hg
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
SO2 + O2 + H2O = H2SO4*H2O =>
2 SO2 + O2 + 4 H2O = 2 H2SO4*H2O
NiS + NaCO3 = NaS + NiCO3 =>
NiS + NaCO3 = NaS + NiCO3
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
ZnO + KOH + H2O = K2Zn(OH)4 =>
ZnO + 2 KOH + H2O = K2Zn(OH)4
NaCl + H(SO4) = Na(SO4) + HCl =>
NaCl + H(SO4) = Na(SO4) + HCl
PbNO3 + NH3 = NH4OH + Pb + NO =>
5 PbNO3 + 10 NH3 = 6 NH4OH + 5 Pb + 9 NO
Ti(NO3)4 + H2O = HNO3 + TiO(OH)2 =>
Ti(NO3)4 + 3 H2O = 4 HNO3 + TiO(OH)2
C + KMnO4 + KOH = K2MnO4 + CO2 + H2O =>
C + 4 KMnO4 + 4 KOH = 4 K2MnO4 + CO2 + 2 H2O
C3H7Cl + Na = C3H7Na + Cl2 =>
2 C3H7Cl + 2 Na = 2 C3H7Na + Cl2
KCl + Hg2(NO3)2 = Hg2Cl + K(NO3)2 =>
KCl + Hg2(NO3)2 = Hg2Cl + K(NO3)2
HCOOCa + H2SO4 = HCOOH + CaHSO4 =>
HCOOCa + H2SO4 = HCOOH + CaHSO4
SrSO4 = Sr + S + O2 =>
SrSO4 = Sr + S + 2 O2
Na2(Co3) + Cu(No3)2 = Na(No3) + Cu(Co3) =>
Na2(Co3) + Cu(No3)2 = 2 Na(No3) + Cu(Co3)
OH + C20H14O4 = H2CO2 + H2O =>
46 OH + C20H14O4 = 20 H2CO2 + 10 H2O
FeCl2 + HNO3 + HCl = FeCl3 + NO + H2O =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + NO + 2 H2O
ZnO2 = ZnO + O =>
ZnO2 = ZnO + O
HClO3(aq) + HBr(aq) = HCl(aq) + Br2(g) + H2O(l) =>
HClO3(aq) + 6 HBr(aq) = HCl(aq) + 3 Br2(g) + 3 H2O(l)
H2O + H2C2O = HC2H3O2 =>
H2O + H2C2O = HC2H3O2
ZnCl2 + Na2CO3 + H2O = (ZnOH)2CO3 + NaCl + HCl =>
2 ZnCl2 + Na2CO3 + 2 H2O = (ZnOH)2CO3 + 2 NaCl + 2 HCl
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
H{+} + I{-} + Cr2O7{2-} = Cr{3+} + I2 + H2O =>
14 H{+} + 6 I{-} + Cr2O7{2-} = 2 Cr{3+} + 3 I2 + 7 H2O
H2O + SO3{-2} + Fe{+3} = SO4{-2} + Fe{+2} + H{+} =>
H2O + SO3{-2} + 2 Fe{+3} = SO4{-2} + 2 Fe{+2} + 2 H{+}
Y + Nb(NO3)3 = Y(NO3)3 + Nb =>
Y + Nb(NO3)3 = Y(NO3)3 + Nb
CrOH3 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
6 CrOH3 + 7 KClO3 + 12 KOH = 6 K2CrO4 + 7 KCl + 15 H2O
Ag2S(s) + Al(s) = Ag(s) + Al4S3(s) =>
3 Ag2S(s) + 4 Al(s) = 6 Ag(s) + Al4S3(s)
Zn{2+} + NaOH = Zn(OH)2 + Na{+} =>
Zn{2+} + 2 NaOH = Zn(OH)2 + 2 Na{+}
AgNo3 + K2SO3 = Ag2SO3 + KNo3 =>
2 AgNo3 + K2SO3 = Ag2SO3 + 2 KNo3
MnSO4 + HCl = HSO4 + MnCl =>
MnSO4 + HCl = HSO4 + MnCl
NiSO4 + H2S = S + Ni + H2O =>
NiSO4 + 4 H2S = 5 S + Ni + 4 H2O
K2CrO4 + Bi = BiCrO4 + K =>
K2CrO4 + Bi = BiCrO4 + 2 K
HClO4 + Sn(OH)4 = Sn(ClO4)4 + H2O =>
4 HClO4 + Sn(OH)4 = Sn(ClO4)4 + 4 H2O
CuS + NO3{-} + H{+} = Cu{+2} + SO4{-2} + NO + H2O =>
3 CuS + 8 NO3{-} + 8 H{+} = 3 Cu{+2} + 3 SO4{-2} + 8 NO + 4 H2O
FeSO4 + HIO3HI + H2SO4 = Fe2(SO4)3 + I2 + HOH =>
4 FeSO4 + HIO3HI + 2 H2SO4 = 2 Fe2(SO4)3 + I2 + 3 HOH
HOH + AgI = HI + Ag(OH) =>
HOH + AgI = HI + Ag(OH)
BeSO4 + NH4OH = BeOH + NH4SO4 =>
BeSO4 + NH4OH = BeOH + NH4SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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