| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr2(SO4)3 + KClO3 + 26 KOH = 4 K2CrO4 + KCl + 6 K3SO4 + 13 H2O
Ni4C + Cr2 = NiCr + C =>
Ni4C + 2 Cr2 = 4 NiCr + C
[Ag(NH3)2]{+} + CH3CHO + H2O = Ag + NH3 + CH3COOH + H3O{+} =>
2[Ag(NH3)2]{+} + CH3CHO + 3 H2O = 2 Ag + 4 NH3 + CH3COOH + 2 H3O{+}
HBr(aq) + LiOH(aq) = LiBr(aq) + HOH(aq) =>
HBr(aq) + LiOH(aq) = LiBr(aq) + HOH(aq)
Ba(NO3)2 + K2Cr2O7 + H2O = BaCrO4 + KNO3 + H2CrO4 =>
Ba(NO3)2 + K2Cr2O7 + H2O = BaCrO4 + 2 KNO3 + H2CrO4
*2C3H8 + O2 = CO2 + H2O =>
*2C3H8 + 10 O2 = 6 CO2 + 8 H2O
KI + HNO3 = NO + KNO3 + H2O + I2 =>
6 KI + 8 HNO3 = 2 NO + 6 KNO3 + 4 H2O + 3 I2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
C6H6 + O2 = CO2 + C2H5OH =>
2 C6H6 + 9 O2 = 8 CO2 + 2 C2H5OH
CaO + Al(OH)3 = AlCa(OH)3 + O =>
CaO + Al(OH)3 = AlCa(OH)3 + O
Mg(OH)2 = H2O + MgO =>
Mg(OH)2 = H2O + MgO
Mn(OH)2 + O2 + H2O = Mn(OH)3 =>
4 Mn(OH)2 + O2 + 2 H2O = 4 Mn(OH)3
Sb(HCrO4)3 = Sb + HCrO4 =>
Sb(HCrO4)3 = Sb + 3 HCrO4
C2H4Cl2 + Na2CO3 + H2O = C2H8O2 + NaCl + CO2 =>
6 C2H4Cl2 + 6 Na2CO3 + 8 H2O = 5 C2H8O2 + 12 NaCl + 8 CO2
FeCl3 + H2O + SO2 = FeCl2 + HCl + H2SO4 =>
2 FeCl3 + 2 H2O + SO2 = 2 FeCl2 + 2 HCl + H2SO4
Cr2O7{2-} + C2H4O + H2O = C2H4O2 + Cr{3+} + OH{-} =>
Cr2O7{2-} + 3 C2H4O + 4 H2O = 3 C2H4O2 + 2 Cr{3+} + 8 OH{-}
AgNo3 + Fe(No3)3 = Ag(No3)2 + FeNo3 =>
2 AgNo3 + Fe(No3)3 = 2 Ag(No3)2 + FeNo3
NaIO3 + HI = I2 + NaI + H2O =>
NaIO3 + 6 HI = 3 I2 + NaI + 3 H2O
Cu(NO2)2 + H2SO4 = CuSO4 + HNO2 =>
Cu(NO2)2 + H2SO4 = CuSO4 + 2 HNO2
MnO + HClO + NaOH = NaMnO4 + HCl + H2O =>
2 MnO + 5 HClO + 2 NaOH = 2 NaMnO4 + 5 HCl + H2O
GaOH = H2O + Ga2O =>
2 GaOH = H2O + Ga2O
K1Cl1 + B3N3 = K3N1 + B1Cl3 =>
9 K1Cl1 + B3N3 = 3 K3N1 + 3 B1Cl3
HCl + NH4Br = NH4Cl + HBr =>
HCl + NH4Br = NH4Cl + HBr
NaH + O2 = Na + H2O =>
4 NaH + O2 = 4 Na + 2 H2O
Au + HCN + O2 = AuCN + H2O2 =>
2 Au + 2 HCN + O2 = 2 AuCN + H2O2
COOH + C3H8O = CH3COOCH2CH3 + H2O =>
12 COOH + 16 C3H8O = 15 CH3COOCH2CH3 + 10 H2O
Na + O20 = NaO =>
20 Na + O20 = 20 NaO
PbO(s) + CO(g) = Pb + CO2 =>
PbO(s) + CO(g) = Pb + CO2
Ba(OH)2 + FeO = BaO + Fe(OH)2 =>
Ba(OH)2 + FeO = BaO + Fe(OH)2
Na2O2 + SO3 = Na2SO4 + O2 =>
2 Na2O2 + 2 SO3 = 2 Na2SO4 + O2
CH3CH2OH + K2MnO4 = CH3COOH + H2O + MnO2 + K =>
CH3CH2OH + K2MnO4 = CH3COOH + H2O + MnO2 + 2 K
Rb + MgCl2 = RbCl + Mg =>
2 Rb + MgCl2 = 2 RbCl + Mg
SrO + Mn2O3 + SrH2 = Sr200Mn100O275H125 + H =>
125 SrO + 50 Mn2O3 + 75 SrH2 = Sr200Mn100O275H125 + 25 H
K2CO3(s) + HNO3(aq) = CO2(g) + H2O(l) + KNO3(aq) =>
K2CO3(s) + 2 HNO3(aq) = CO2(g) + H2O(l) + 2 KNO3(aq)
CO(NH2)2 + H2SO4 + H2O = (NH4)2SO4 + CO2 =>
CO(NH2)2 + H2SO4 + H2O = (NH4)2SO4 + CO2
Ga + NH4OH + H2O = NH4Ga(OH)4(H2O)2 + H2 =>
2 Ga + 2 NH4OH + 10 H2O = 2 NH4Ga(OH)4(H2O)2 + 3 H2
Cr + H2SO4 = CrSO4 + H2 =>
Cr + H2SO4 = CrSO4 + H2
B2H6 + NaOH + H2O = Na2B4O7 + H2 =>
2 B2H6 + 2 NaOH + 5 H2O = Na2B4O7 + 12 H2
A + B = AB =>
A + B = AB
CO2 + H2O = C20H40O2 + O2 =>
20 CO2 + 20 H2O = C20H40O2 + 29 O2
Fe2(SO4)3(aq) + KOH(aq) = K2SO4(aq) + Fe(OH)3(aq) =>
Fe2(SO4)3(aq) + 6 KOH(aq) = 3 K2SO4(aq) + 2 Fe(OH)3(aq)
CH3COOH + MgCO3 = Mg(CH3COOH)2 + CO2 + H2O =>
9 CH3COOH + 4 MgCO3 = 4 Mg(CH3COOH)2 + 6 CO2 + 2 H2O
Na2K + H2O = Na2O + K2O + H2 =>
2 Na2K + 3 H2O = 2 Na2O + K2O + 3 H2
CuSO4*5H2O + NH4OH = Cu(NH3)4SO4*H2O + H2O =>
CuSO4*5H2O + 4 NH4OH = Cu(NH3)4SO4*H2O + 8 H2O
KIO3 + HI = I2 + KOH + H2O =>
KIO3 + 5 HI = 3 I2 + KOH + 2 H2O
PbS + H2O2 = PbO + H2S + S =>
2 PbS + H2O2 = 2 PbO + H2S + S
AgNO3 + FeSO4 = Fe(NO3)3 + Fe2(SO4)3 + Ag =>
3 AgNO3 + 3 FeSO4 = Fe(NO3)3 + Fe2(SO4)3 + 3 Ag
N2H4 + H2O = N2H5{+} + OH{-} =>
N2H4 + H2O = N2H5{+} + OH{-}
Al(s) + H3PO2(aq) = Al(PO2)3(aq) + H2(g) =>
2 Al(s) + 6 H3PO2(aq) = 2 Al(PO2)3(aq) + 9 H2(g)
C5H12S + O2 = CO2 + H2O + SO2 =>
C5H12S + 9 O2 = 5 CO2 + 6 H2O + SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/21/24
Équations équilibrées sur02/20/23
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