| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 BCl3 + 3 Ca(OH)2 = 3 CaCl2 + 2 B(OH)3
Be + Na2S + H2O = Na2[Be(OH)4] + H2 + NaHS =>
Be + 2 Na2S + 4 H2O = Na2[Be(OH)4] + H2 + 2 NaHS
Cu + HOH = CuO + H2 =>
Cu + HOH = CuO + H2
*Na2Si2O5 + *K2Si2O5 = NaKSi2O5 =>
*Na2Si2O5 + *K2Si2O5 = 2 NaKSi2O5
AgNO3 + SO3 = Ag2(SO3)2 + NO3 =>
2 AgNO3 + 2 SO3 = Ag2(SO3)2 + 2 NO3
MnSO4 + NaOH = Mn(OH)2 + Na2SO4 =>
MnSO4 + 2 NaOH = Mn(OH)2 + Na2SO4
NH2OH + CuO = N2O + Cu + H2O =>
2 NH2OH + 2 CuO = N2O + 2 Cu + 3 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2 =>
Cr2O3 + KNO3 + 4 KOH = 2 K2CrO4 + KNO2 + 2 H2
Ag + HNO2 = NO + H2O + AgNO3 =>
Ag + 4 HNO2 = 3 NO + 2 H2O + AgNO3
S + HNO3(k) = H2SO4 + NO2 + H2O =>
S + 6 HNO3(k) = H2SO4 + 6 NO2 + 2 H2O
NaMnO4 + NaI + H2SO4 = I2 + MnSO4 + NaSO4 + H2O =>
NaMnO4 + 2 NaI + 4 H2SO4 = I2 + MnSO4 + 3 NaSO4 + 4 H2O
C6H18O + O2 = CO2 + H18O =>
C6H18O + 6 O2 = 6 CO2 + H18O
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
Zn + CaCl2 = Zn(Cl2)2 + Ca =>
Zn + 2 CaCl2 = Zn(Cl2)2 + 2 Ca
CaHPO4 + KOH = Ca3(PO4)2 + K3PO4 + H2O =>
3 CaHPO4 + 3 KOH = Ca3(PO4)2 + K3PO4 + 3 H2O
H{+} + Fe(OH)3H2AsO4{-} + CH3COO{-} = Fe{+2} + HCO3{-} + H3AsO3 + H2O =>
21 H{+} + 8 Fe(OH)3H2AsO4{-} + 3 CH3COO{-} = 8 Fe{+2} + 6 HCO3{-} + 8 H3AsO3 + 20 H2O
CdOH = Cd + OH =>
CdOH = Cd + OH
CHCsO3 = CO2 + Cs2(CO3) + H2O =>
2 CHCsO3 = CO2 + Cs2(CO3) + H2O
Al2O3 + CO2 = Al2(CO3)3 =>
Al2O3 + 3 CO2 = Al2(CO3)3
Fe(NO3)3 + NH4OH = Fe + NH4OH(NO3) =>
Fe(NO3)3 + 3 NH4OH = Fe + 3 NH4OH(NO3)
C2H5 + CH2COOH = CH3CH2CH2COOCH2CH3 + H2O =>
11 C2H5 + 7 CH2COOH = 6 CH3CH2CH2COOCH2CH3 + 2 H2O
NaOH2Cl = Na + OH + HCl =>
NaOH2Cl = Na + OH + HCl
NaCl + FeBr3 = NaBr + FeCl3 =>
3 NaCl + FeBr3 = 3 NaBr + FeCl3
HI + BaCO3 = BaI2 + H2O + CO2 =>
2 HI + BaCO3 = BaI2 + H2O + CO2
Sb + O = Sb4O2 =>
4 Sb + 2 O = Sb4O2
Mg + NO = MgO + N2 =>
2 Mg + 2 NO = 2 MgO + N2
C8H10O + H2O2 = C8H8O + H2O =>
C8H10O + H2O2 = C8H8O + 2 H2O
CuCl2(aq) + H3PO4(aq) = Cu3(PO4)2 + HCl =>
3 CuCl2(aq) + 2 H3PO4(aq) = Cu3(PO4)2 + 6 HCl
Cr + CH3COOH = (CH3COO)3Cr + H2 =>
2 Cr + 6 CH3COOH = 2(CH3COO)3Cr + 3 H2
C7H7NO2 + O2 = CO2 + H2O + N2 =>
4 C7H7NO2 + 31 O2 = 28 CO2 + 14 H2O + 2 N2
K + Ni{2+} = K{+} + Ni =>
2 K + Ni{2+} = 2 K{+} + Ni
Na + Cl2 = NaCl30 =>
Na + 15 Cl2 = NaCl30
Ca3(PO4)2 + CO = CaO + P2 + CO2 =>
Ca3(PO4)2 + 5 CO = 3 CaO + P2 + 5 CO2
S + NaOH = Na2S + Na2S2O3 + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2S2O3 + 3 H2O
S2O3{-2} + I2 + H2O = I{-} + SO4{-2} + H{+} =>
S2O3{-2} + 4 I2 + 5 H2O = 8 I{-} + 2 SO4{-2} + 10 H{+}
K(s) + CuSO4(aq) = K2SO4(aq) + Cu(s) =>
2 K(s) + CuSO4(aq) = K2SO4(aq) + Cu(s)
(NH3OH)2SO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + (NH4)2SO4 =>
(NH3OH)2SO4 + 4 FeSO4 + 2 H2SO4 = 2 Fe2(SO4)3 + 2 H2O + (NH4)2SO4
H2O2 + CrCl2 + KOH = K2CrO4 + KCl + H2O =>
2 H2O2 + CrCl2 + 4 KOH = K2CrO4 + 2 KCl + 4 H2O
BaCl2 + H2SO4 = Ba(SO4) + H2Cl2 =>
BaCl2 + H2SO4 = Ba(SO4) + H2Cl2
Na2Co3 + Cr(NO3)3 = NaNO3 + Cr2(Co3)3 =>
3 Na2Co3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(Co3)3
[Ag(NH3)2]Cl + CO + H2O = Ag + (NH4)2CO3 + NH4Cl =>
2[Ag(NH3)2]Cl + CO + 2 H2O = 2 Ag + (NH4)2CO3 + 2 NH4Cl
Cr2(CrO4)3 + AgNO3 = Ag2CrO4 + Cr(NO3)3 =>
Cr2(CrO4)3 + 6 AgNO3 = 3 Ag2CrO4 + 2 Cr(NO3)3
Cd(NO3)2 + NaCl = CdCl2 + NaNO3 =>
Cd(NO3)2 + 2 NaCl = CdCl2 + 2 NaNO3
Pb(s) + ZnSO4(aq) = PbSO4 + Zn =>
Pb(s) + ZnSO4(aq) = PbSO4 + Zn
BaCl2 + H2 = HCl + Ba =>
BaCl2 + H2 = 2 HCl + Ba
Be + NaOH = Na2BeO2 + H =>
Be + 2 NaOH = Na2BeO2 + 2 H
SiO3 = Si + O2 =>
2 SiO3 = 2 Si + 3 O2
CuSO4 + KNO3 = Cu(NO3)2 + K2SO4 =>
CuSO4 + 2 KNO3 = Cu(NO3)2 + K2SO4
NaMnO4 + NaI + H2O = MnO2 + HIO3 + NaOH =>
2 NaMnO4 + NaI + 2 H2O = 2 MnO2 + HIO3 + 3 NaOH
ZnSO4 + NH4 = (NH4)2SO4 + Zn =>
ZnSO4 + 2 NH4 = (NH4)2SO4 + Zn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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