| Équations équilibrées la veille |
SnO2 + 2 H2 = Sn + 2 H2O
CuSO4(aq) + NaCl(aq) = CuCl2(aq) + Na2SO4(s) =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2(aq) + Na2SO4(s)
Li2S04 + O2 + Ni(CrO2)2 = Ni2O3 + SO2 + Li2(CrO4) =>
8 Li2S04 + 43 O2 + 4 Ni(CrO2)2 = 2 Ni2O3 + 32 SO2 + 8 Li2(CrO4)
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KI + H2SO4 + K2Cr2O7 = I2 + K2SO4 + Cr2(SO4)3 + H2O =>
6 KI + 7 H2SO4 + K2Cr2O7 = 3 I2 + 4 K2SO4 + Cr2(SO4)3 + 7 H2O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
C2H5OH + HNO3 = C2H5NO3 + H2O =>
C2H5OH + HNO3 = C2H5NO3 + H2O
Al(NO3)3 + CaO = Ca(NO3)2 + Al2O3 =>
2 Al(NO3)3 + 3 CaO = 3 Ca(NO3)2 + Al2O3
K2Cr2O7 + HCl3 = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl3 = 2 KCl + 2 CrCl3 + 7 H2O + 17 Cl2
Cu(NH3)4(SO4)H2O(s) + KI = CuI + KSO4 + H2O + (NH3)4 =>
Cu(NH3)4(SO4)H2O(s) + KI = CuI + KSO4 + H2O + (NH3)4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
PbS + O2 = PbO*SO2 =>
2 PbS + 3 O2 = 2 PbO*SO2
Na2CO3 + KOH = NaOH + K2CO3 =>
Na2CO3 + 2 KOH = 2 NaOH + K2CO3
PbCl2 + FeCl3 = PbCl4 + FeCl2 =>
PbCl2 + 2 FeCl3 = PbCl4 + 2 FeCl2
Fe + Cl1 = FeCl3 =>
Fe + 3 Cl1 = FeCl3
PbNO32 + Kl = Pb + KlNO32 =>
PbNO32 + Kl = Pb + KlNO32
S2H + O2 = SO2 + H2O =>
4 S2H + 9 O2 = 8 SO2 + 2 H2O
Na2S + Li3PO4 = Li2S + Na3PO4 =>
3 Na2S + 2 Li3PO4 = 3 Li2S + 2 Na3PO4
Fe + AgNO3 = Ag + Fe[NO3]2 =>
Fe + 2 AgNO3 = 2 Ag + Fe[NO3]2
C6H4(COOH)2 + CH3OH = C6H4(COOCH3)2 + H2O =>
C6H4(COOH)2 + 2 CH3OH = C6H4(COOCH3)2 + 2 H2O
Potassium + Sulfur = potassiumsulfide =>
2 K + S = K2S
C6H8O7 + Ca = Ca(C6H5O7) + H2 =>
2 C6H8O7 + 2 Ca = 2 Ca(C6H5O7) + 3 H2
H7NO2 + C16H34O + C12H22O11 = C10H15N + H2O =>
24 H7NO2 + 9 C16H34O + 8 C12H22O11 = 24 C10H15N + 145 H2O
Ar + Be = ArBe =>
Ar + Be = ArBe
Na2S2O3 + MgSO4 + Se = MgSe2O3 + Na2SO4 + Se2S2 =>
Na2S2O3 + MgSO4 + 4 Se = MgSe2O3 + Na2SO4 + Se2S2
Ca(OH)(ac)2 + HBr(ac) = CaBr2(ac) + H2O(l) =>
Ca(OH)(ac)2 + 2 HBr(ac) = CaBr2(ac) + 2 H2O(l)
HCl + Pb = Pb3Cl + H2 =>
2 HCl + 6 Pb = 2 Pb3Cl + H2
CaCl2(s) + H2O(aq) = Ca(OH)2 + HCl =>
CaCl2(s) + 2 H2O(aq) = Ca(OH)2 + 2 HCl
Ca + Cl2O = Ca(Cl2O) =>
Ca + Cl2O = Ca(Cl2O)
NH4NO3 + Pb = Pb(NO3)2 + NH3 + H2O =>
9 NH4NO3 + 4 Pb = 4 Pb(NO3)2 + 10 NH3 + 3 H2O
FeCl2 + H2O2 + HCl = FeCl23 + H2O =>
2 FeCl2 + 21 H2O2 + 42 HCl = 2 FeCl23 + 42 H2O
C3H5O(CO2H)3 + OH{-} = C3H5O(CO2)3{3-} + H2O =>
C3H5O(CO2H)3 + 3 OH{-} = C3H5O(CO2)3{3-} + 3 H2O
CH3COOH + P2O5 = CH3COOP + HPO5 =>
CH3COOH + P2O5 = CH3COOP + HPO5
CH5N + O2 = CO2 + H2O + NH3 =>
2 CH5N + 3 O2 = 2 CO2 + 2 H2O + 2 NH3
ZnI2(aq) + MgS(aq) = ZnS + MgI2(aq) =>
ZnI2(aq) + MgS(aq) = ZnS + MgI2(aq)
Na2[Cu(OH)4] + H2SO4 = Na2SO4 + CuSO4 + H2O =>
Na2[Cu(OH)4] + 2 H2SO4 = Na2SO4 + CuSO4 + 4 H2O
NiSO4 + NH3*H2O = [Ni(NH3)6]SO4 + H2O =>
NiSO4 + 6 NH3*H2O = [Ni(NH3)6]SO4 + 6 H2O
CuSO4 + HCl = CuCl4 + H + H2SO4 =>
CuSO4 + 4 HCl = CuCl4 + 2 H + H2SO4
SnCl2 + Na2SiO3 = SnSiO3 + Na2Cl2 =>
SnCl2 + Na2SiO3 = SnSiO3 + Na2Cl2
Co(NO3)2 + (Na3)2PO4 = CoPO4 + Na3NO3 =>
Co(NO3)2 + (Na3)2PO4 = CoPO4 + 2 Na3NO3
SIO2 + KOH = K2SIO3 + H2O =>
SIO2 + 2 KOH = K2SIO3 + H2O
K4Fe(CN)6 + H2SO4 = K2SO4 + FeSO4 + HCN =>
K4Fe(CN)6 + 3 H2SO4 = 2 K2SO4 + FeSO4 + 6 HCN
Br2(l) + NaI(aq) = NaBr(aq) + I2(s) =>
Br2(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(s)
BaCO3 + Y2O3 + Fe2O3 = Ba6Y2Fe4O15 + CO2 =>
6 BaCO3 + Y2O3 + 2 Fe2O3 = Ba6Y2Fe4O15 + 6 CO2
NH4 + HCl = HCl(NH4) =>
NH4 + HCl = HCl(NH4)
NaClO + H2O = Na2O + H(ClO) =>
2 NaClO + H2O = Na2O + 2 H(ClO)
C12H23OOCH3 + CH4 = C14H29OH + CH3OH =>
C12H23OOCH3 + 2 CH4 = C14H29OH + CH3OH
MgAl + Sr(NO3)2 = SrO + MgO + Al2O3 + N2 =>
2 MgAl + Sr(NO3)2 = SrO + 2 MgO + Al2O3 + N2
ArOH + FeCl3 = Fe(OAr)3 + HCl =>
3 ArOH + FeCl3 = Fe(OAr)3 + 3 HCl
C2Cl6 + Cl2 = CCl6 =>
C2Cl6 + 3 Cl2 = 2 CCl6
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Équations équilibrées sur10/16/24
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