| Équations équilibrées la veille |
Zn(OH)2 + 2 KOH = K2[Zn(OH)4]
Ca5(PO4)3OH + H2O + H2S = CaSO4 + P2O5 + H2 =>
2 Ca5(PO4)3OH + 29 H2O + 10 H2S = 10 CaSO4 + 3 P2O5 + 40 H2
K2[Cr(OH)6] + HCl = H2O + Cl2 + CrCl3 + KCl =>
2 K2[Cr(OH)6] + 12 HCl = 12 H2O + Cl2 + 2 CrCl3 + 4 KCl
HCOOH + C2H5OH = HCOOC4H9 + H2O =>
HCOOH + 2 C2H5OH = HCOOC4H9 + 2 H2O
H3NO3 + NaOH = Na3NO3 + H2O =>
H3NO3 + 3 NaOH = Na3NO3 + 3 H2O
Fe2O3 + HCl = Fe + Cl2 + H2O =>
Fe2O3 + 6 HCl = 2 Fe + 3 Cl2 + 3 H2O
Ag + Cu3(PO4)2 = Ag3PO4 + Cu =>
6 Ag + Cu3(PO4)2 = 2 Ag3PO4 + 3 Cu
FrO + H2O = Fr(OH)2 =>
FrO + H2O = Fr(OH)2
C3H12N6O3 + C5H8O2 = C6H9N3 + H2O + CO2 =>
C3H12N6O3 + 2 C5H8O2 = 2 C6H9N3 + 5 H2O + CO2
K2CO3(aq) + H2SO4(aq) = K2SO4(aq) + CO2 + H2O =>
K2CO3(aq) + H2SO4(aq) = K2SO4(aq) + CO2 + H2O
Na2HPO4 + Ca(OH)2 = Ca3(PO4)2 + Na3PO4 + H2O =>
6 Na2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 Na3PO4 + 6 H2O
K + Cr = KCr =>
K + Cr = KCr
Ca + Cu2SO4 = CaSO4 + Cu =>
Ca + Cu2SO4 = CaSO4 + 2 Cu
S + Ba + O2 = BaSO4 =>
S + Ba + 2 O2 = BaSO4
HCl + BaCrO4 = BaCl2 + CrCl3 + H2O + Cl2 =>
16 HCl + 2 BaCrO4 = 2 BaCl2 + 2 CrCl3 + 8 H2O + 3 Cl2
Fe + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
CuSO4(aq) + K3PO4(aq) = Cu3(PO4)2 + K2SO4(s) =>
3 CuSO4(aq) + 2 K3PO4(aq) = Cu3(PO4)2 + 3 K2SO4(s)
C57H104O6 + NaOH = C18H34O2 + C3H8O3 + Na =>
2 C57H104O6 + 54 NaOH = 3 C18H34O2 + 20 C3H8O3 + 54 Na
Fe + HCl = Fe4Cl2 + H90 =>
180 Fe + 90 HCl = 45 Fe4Cl2 + H90
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Na2S2O5 + HAuCl4 + H2O = NaHSO4 + HCl + Au =>
3 Na2S2O5 + 4 HAuCl4 + 9 H2O = 6 NaHSO4 + 16 HCl + 4 Au
Bi(CO3)3 = BiO3 + CO2 =>
Bi(CO3)3 = BiO3 + 3 CO2
Pb(NO3)2 + NaCl = NaNO3 + PbCl2(aq) =>
Pb(NO3)2 + 2 NaCl = 2 NaNO3 + PbCl2(aq)
KIO3 + NaSO3 + H = H2O + I2 + K2SO4 + Na2SO4 =>
2 KIO3 + 2 NaSO3 + 8 H = 4 H2O + I2 + K2SO4 + Na2SO4
FeS2 + NaOH = Fe2O3 + Na2S + Na2S2O3 + H2O =>
8 FeS2 + 30 NaOH = 4 Fe2O3 + 14 Na2S + Na2S2O3 + 15 H2O
C4H10 + HCl = C4H8Cl2 + H2 =>
C4H10 + 2 HCl = C4H8Cl2 + 2 H2
NaNO3 + MgS = Na2S + Mg(NO3)2 =>
2 NaNO3 + MgS = Na2S + Mg(NO3)2
Ca(NO3)2 + (NH4)3(PO4) = Ca3(PO4)2 + NH4(NO3) =>
3 Ca(NO3)2 + 2(NH4)3(PO4) = Ca3(PO4)2 + 6 NH4(NO3)
OH + HF = F + H2O =>
OH + HF = F + H2O
Na2SO4 + CuOH = NaOH + Cu2SO4 =>
Na2SO4 + 2 CuOH = 2 NaOH + Cu2SO4
NiS + O2 = NiO + SO =>
NiS + O2 = NiO + SO
Zn(s) + HBr(aq) = ZnBr2 + H =>
Zn(s) + 2 HBr(aq) = ZnBr2 + 2 H
CuS + NaH = CuH + SNa =>
CuS + NaH = CuH + SNa
Na2SO4 + KCI = NaCI + K2SO4 =>
Na2SO4 + 2 KCI = 2 NaCI + K2SO4
Ca10(PO4)6(OH)2 = Ca3(PO4)2 + Ca(OH)2 =>
Ca10(PO4)6(OH)2 = 3 Ca3(PO4)2 + Ca(OH)2
Ba{2+} + CO3{2-} = BaCO3 =>
Ba{2+} + CO3{2-} = BaCO3
KI2 + H2SO4 = K2SO4 + H2O + H2S + I2 =>
8 KI2 + 5 H2SO4 = 4 K2SO4 + 4 H2O + H2S + 8 I2
Ag{+} + CO3{2-} = Ag2CO3 =>
2 Ag{+} + CO3{2-} = Ag2CO3
C6H10 + KMnO4 = C6H10O4 + KMnO2 =>
C6H10 + 2 KMnO4 = C6H10O4 + 2 KMnO2
H2SO3 + HO = SO3 + H2O =>
H2SO3 + 2 HO = SO3 + 2 H2O
NaC2H3O2 + HCl = H2O + NaCl + C =>
NaC2H3O2 + HCl = 2 H2O + NaCl + 2 C
Cu + S(s) = CuS(s) =>
Cu + S(s) = CuS(s)
Na2O + H3PO4 = H2O + Na3PO4 =>
3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
CaSO4 + AlCl3 = CaCl2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlCl3 = 3 CaCl2 + Al2(SO4)3
H2SO4(s) + NaOH(aq) = Na2SO4(s) + H2O(l) =>
H2SO4(s) + 2 NaOH(aq) = Na2SO4(s) + 2 H2O(l)
MgCO3*H2O + HCl = MgCl2 + H2O + CO2 =>
MgCO3*H2O + 2 HCl = MgCl2 + 2 H2O + CO2
Na{+} + Br{-} = NaBr =>
Na{+} + Br{-} = NaBr
Na2CO3 + NiSO4 = Na2SO4 + CO3Ni =>
Na2CO3 + NiSO4 = Na2SO4 + CO3Ni
CO2 + H2O + N + N2O = C3H5N3O9 =>
6 CO2 + 5 H2O + 4 N + N2O = 2 C3H5N3O9
ICl + NaOH = NaIO + NaCl + H2O =>
ICl + 2 NaOH = NaIO + NaCl + H2O
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