| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn(aq) + CO3(aq) = ZnCO3(s)
K2Cr2O7 + KOH = H2O + K2CrO4 =>
K2Cr2O7 + 2 KOH = H2O + 2 K2CrO4
AlCl3 + MgO = Al2O3 + MgCl2 =>
2 AlCl3 + 3 MgO = Al2O3 + 3 MgCl2
RaAs = Ra({+}2) + As({-}3) =>
RaAs = Ra({+}2) + As({-}3)
Cr2O3 + C = Cr + CO2 =>
2 Cr2O3 + 3 C = 4 Cr + 3 CO2
Zn(s) + CuCl(aq) = Cu + ZnCl =>
Zn(s) + CuCl(aq) = Cu + ZnCl
Cr2O7{-2} + Zn + H{+} = Cr3{+} + Zn2{+} + H2O =>
3 Cr2O7{-2} + 68 Zn + 42 H{+} = 2 Cr3{+} + 34 Zn2{+} + 21 H2O
KOH + CuSO4 = K2SO4Cu(OH)2 =>
2 KOH + CuSO4 = K2SO4Cu(OH)2
KJ + Na2O2 + H2O = J2 + NaOH + KOH =>
2 KJ + Na2O2 + 2 H2O = J2 + 2 NaOH + 2 KOH
FeCl3(aq) + NH4SCN(aq) = [FeSCN]Cl2(aq) + NH4Cl(aq) =>
FeCl3(aq) + NH4SCN(aq) = [FeSCN]Cl2(aq) + NH4Cl(aq)
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Pb2 + OH = Pb(OH)2 =>
Pb2 + 4 OH = 2 Pb(OH)2
Na + NO3 = NaNO3 =>
Na + NO3 = NaNO3
LiCl + AgNO3 = LiNO3 + AgCl =>
LiCl + AgNO3 = LiNO3 + AgCl
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
SO2 + KClO2 + H2O = KCl + H2SO4 =>
2 SO2 + KClO2 + 2 H2O = KCl + 2 H2SO4
CaCO3 = CO2CaO* =>
CaCO3 = CO2CaO*
C2C3O2 + H2O = HC2H3O2 + OH =>
2 C2C3O2 + 14 H2O = 5 HC2H3O2 + 8 OH
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
Fe2S2O8 + KOH = K2SO4 + FeO2H2 =>
Fe2S2O8 + 4 KOH = 2 K2SO4 + 2 FeO2H2
K2Cr2O7 + KOH = H2O + K2CrO4 =>
K2Cr2O7 + 2 KOH = H2O + 2 K2CrO4
NaFeO2 + H2O = NaOH + Fe(OH)3 =>
NaFeO2 + 2 H2O = NaOH + Fe(OH)3
HBr + K2O = K2Br + HO =>
HBr + K2O = K2Br + HO
CaOBeBr2 = CaBr2BeO =>
CaOBeBr2 = CaBr2BeO
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + SCN =>
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + SCN
BCl3 + NaOH = B(OH)3 + NaCl =>
BCl3 + 3 NaOH = B(OH)3 + 3 NaCl
Fluorine + CuBr = bromine + CuF =>
F2 + 2 CuBr = Br2 + 2 CuF
Ga(OH)3 + KF = KOH + GaF3 =>
Ga(OH)3 + 3 KF = 3 KOH + GaF3
Cu + S = Cu2S =>
2 Cu + S = Cu2S
FeCl3 + Fe = FeCl2 =>
2 FeCl3 + Fe = 3 FeCl2
KJ + Na2O2 + H2O = J2 + NaOH + KOH =>
2 KJ + Na2O2 + 2 H2O = J2 + 2 NaOH + 2 KOH
AgNO3 + LiCl = AgCl + LiNO3 =>
AgNO3 + LiCl = AgCl + LiNO3
Al(s) + HCl(aq) = AlCl2 + H =>
Al(s) + 2 HCl(aq) = AlCl2 + 2 H
C6H12O14 + Fe3O4 + H2O = C6H10FeO6*3H2O + O =>
3 C6H12O14 + Fe3O4 + 6 H2O = 3 C6H10FeO6*3H2O + 25 O
NaCHO3 = Na2CO3 + CO2 + H2O =>
2 NaCHO3 = Na2CO3 + CO2 + H2O
LiCl + AgNO3 = LiNO3 + AgCl =>
LiCl + AgNO3 = LiNO3 + AgCl
Na2SO4 + Cd(NO3)2 = NaNO3 + CdSO4 =>
Na2SO4 + Cd(NO3)2 = 2 NaNO3 + CdSO4
C6H4(OH)COOH + (CH3CO)2O = C9H8O4 =>
11 C6H4(OH)COOH + (CH3CO)2O = 9 C9H8O4
N + H4NO3 = N2O + H2O =>
N + H4NO3 = N2O + 2 H2O
C2H2(g) + O2(g) = CO(g) + H2O =>
2 C2H2(g) + 3 O2(g) = 4 CO(g) + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ni(OH)2 + CH3COOH = Ni(CH3COO)2 + H2O =>
Ni(OH)2 + 2 CH3COOH = Ni(CH3COO)2 + 2 H2O
CH3CH2CH2CHCl2 + KOH = CH3CH2CH2COH + KCl + H2O =>
CH3CH2CH2CHCl2 + 2 KOH = CH3CH2CH2COH + 2 KCl + H2O
SO2Cl2 = SO2 + Cl2 =>
SO2Cl2 = SO2 + Cl2
HCIO4 + NaOH = HCIOH + NaO4 =>
HCIO4 + NaOH = HCIOH + NaO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CuSO4 + KI + CH3COOH = I2 + SO2 + (CH3COO)2Cu + CH3COOK + H2O =>
CuSO4 + 2 KI + 4 CH3COOH = I2 + SO2 + (CH3COO)2Cu + 2 CH3COOK + 2 H2O
Ce + S = Ce4S3 =>
4 Ce + 3 S = Ce4S3
H2SO3 + NH4OH = (NH4)2SO3 + H2O =>
H2SO3 + 2 NH4OH = (NH4)2SO3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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