| Équations équilibrées la veille |
ZnCl2 + H2SO3 = ZnSO3 + 2 HCl
K2Cr2O7 + FeSO4 + H2SO4 = Cr3(SO4)3 + KSO4 + Fe2(SO4)3 + H2O =>
3 K2Cr2O7 + 18 FeSO4 + 21 H2SO4 = 2 Cr3(SO4)3 + 6 KSO4 + 9 Fe2(SO4)3 + 21 H2O
FeI2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O + HI =>
2 FeI2 + 4 H2SO4 = Fe2(SO4)3 + SO2 + 2 H2O + 4 HI
Na + H2 = Na2H3 =>
4 Na + 3 H2 = 2 Na2H3
ZnCl2 + H2SO3 = ZnSO3 + HCl =>
ZnCl2 + H2SO3 = ZnSO3 + 2 HCl
MgCl2 + Ba(OH)2 = Mg(OH)2 + BaCl2 =>
MgCl2 + Ba(OH)2 = Mg(OH)2 + BaCl2
CH3CH3 + O2 = COC2 + H2O =>
6 CH3CH3 + 11 O2 = 4 COC2 + 18 H2O
KMnO4(aq) + HCl(aq) = KCl(aq) + MnCl2(aq) + Cl2(g) + H2O(l) =>
2 KMnO4(aq) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2(g) + 8 H2O(l)
C8H504K + NaOH = C8H4O4K + Na + H2O =>
C8H504K + 508 NaOH = C8H4O4K + 508 Na + 504 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb2CO3 + H2SO4 = Pb2SO4 + CO2 + H2O =>
Pb2CO3 + H2SO4 = Pb2SO4 + CO2 + H2O
KCIO3 + HI + H2SO4 = KHSO4 + CHI + I2 + H2O =>
KCIO3 + 6 HI + H2SO4 = KHSO4 + CHI + 3 I2 + 3 H2O
CaCO3(s) + HCl(aq) = H2CO3(aq) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2CO3(aq) + CaCl2(aq)
K2SO4(aq) + Ca(NO3)2(aq) = KNO3(aq) + CaSO4(s) =>
K2SO4(aq) + Ca(NO3)2(aq) = 2 KNO3(aq) + CaSO4(s)
AsO4 + BaCl2 = BaAsO4 + Cl =>
AsO4 + BaCl2 = BaAsO4 + 2 Cl
Ni(H2O)6(NO3)2 + NaNCS + PPh3 = Ni(NCS)2(PPh3)2 + NaNO3 + H2O =>
Ni(H2O)6(NO3)2 + 2 NaNCS + 2 PPh3 = Ni(NCS)2(PPh3)2 + 2 NaNO3 + 6 H2O
HS2O3 = S + HSO4 + H2O =>
7 HS2O3 = 9 S + 5 HSO4 + H2O
H2SO3 + NaCl = NaHSO3 + HCl =>
H2SO3 + NaCl = NaHSO3 + HCl
K2Cr2O7 + Ti2(SO4)3 + H2SO4 = Cr2(SO4)3 + TiOSO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 Ti2(SO4)3 + H2SO4 = Cr2(SO4)3 + 6 TiOSO4 + K2SO4 + H2O
CH2Br2 + KOH = CHKBr2 + H2O =>
CH2Br2 + KOH = CHKBr2 + H2O
FeSO4 + K3[Fe(CN)6] = K2SO4 + Fe3[Fe(CN)6]2 =>
3 FeSO4 + 2 K3[Fe(CN)6] = 3 K2SO4 + Fe3[Fe(CN)6]2
CaCl2 + NaNO3 = Ca(NO3)2 + ClNa =>
CaCl2 + 2 NaNO3 = Ca(NO3)2 + 2 ClNa
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C12H22 + O2 = CO2 + H2O =>
2 C12H22 + 35 O2 = 24 CO2 + 22 H2O
CO2(g) + LiOH(s) = Li2CO3(aq) + H2O(l) =>
CO2(g) + 2 LiOH(s) = Li2CO3(aq) + H2O(l)
Na2CO3 + IrO2 = Na2IrO3 + CO2 =>
Na2CO3 + IrO2 = Na2IrO3 + CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
BaCO3 + Sr(OH)2 = Ba(OH)2 + SrCO3 =>
BaCO3 + Sr(OH)2 = Ba(OH)2 + SrCO3
Na2S + Ni(NO3)2 = Na2(NO3)2 + SNi =>
Na2S + Ni(NO3)2 = Na2(NO3)2 + SNi
Ca + AuSO4 = CaSO4 + Au =>
Ca + AuSO4 = CaSO4 + Au
K2CrO4 + Pb(C2H3O2)2 = KC2H3O2 + PbCrO4 =>
K2CrO4 + Pb(C2H3O2)2 = 2 KC2H3O2 + PbCrO4
AgCl + NH4(OH) + NaNO3 = AgNO3 + NH4Cl + NaOH =>
AgCl + NH4(OH) + NaNO3 = AgNO3 + NH4Cl + NaOH
KOH + SO3 = H2O + K2SO4 =>
2 KOH + SO3 = H2O + K2SO4
Hg + HNO4 + HCl = HgCl2 + NO + H2O =>
5 Hg + 2 HNO4 + 10 HCl = 5 HgCl2 + 2 NO + 6 H2O
Ba + Na = NaBa =>
Ba + Na = NaBa
CoCl3(aq) + NaOH(aq) = CoOH(a) + NaCl3 =>
CoCl3(aq) + NaOH(aq) = CoOH(a) + NaCl3
NaHCO3 + NaClO = Na2CO3 + HClO =>
NaHCO3 + NaClO = Na2CO3 + HClO
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C7H6O3 + NH4OH = C7H9NO3 + H2O =>
C7H6O3 + NH4OH = C7H9NO3 + H2O
Nb(NO3)5 + Mg(NO3)2 + C2H6N4O2 + Dy(NO3)3 = Mg097Nb2O6Dy003 + CO2 + N2 + H2 =>
4 Nb(NO3)5 + 194 Mg(NO3)2 + 633 C2H6N4O2 + 6 Dy(NO3)3 = 2 Mg097Nb2O6Dy003 + 1266 CO2 + 1479 N2 + 1899 H2
Cu2 + Pb(NO3)2 = Pb2 + Cu(NO3)2 =>
Cu2 + 2 Pb(NO3)2 = Pb2 + 2 Cu(NO3)2
NiNO32 + CuSO4 = NiSO4 + CuNO32 =>
NiNO32 + CuSO4 = NiSO4 + CuNO32
Pb2CO3 + H2SO4 = Pb2SO4 + CO2 + H2O =>
Pb2CO3 + H2SO4 = Pb2SO4 + CO2 + H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
NaOH + H2Te = Na2Te + HOH =>
2 NaOH + H2Te = Na2Te + 2 HOH
Mg3(PO4)2 + CaCl2 = MgCl2 + Ca3(PO4)2 =>
Mg3(PO4)2 + 3 CaCl2 = 3 MgCl2 + Ca3(PO4)2
Cu{2+} + H2{+} = CuH{+} + H{+} =>
Cu{2+} + 2 H2{+} = CuH{+} + 3 H{+}
KOH + Zn = H2 + K2ZnO2 =>
2 KOH + Zn = H2 + K2ZnO2
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Équations équilibrées sur11/04/24
Équations équilibrées sur12/04/23
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