| Équations équilibrées la veille | Équations équilibrées le lendemain |
C5 + O2 = C5O2
ZnBr2 + Ca(OH)2 = Zn(OH)2 + CaBr2 =>
ZnBr2 + Ca(OH)2 = Zn(OH)2 + CaBr2
CH3COOH + H2O2 = (CH3COO)2 + H2O =>
2 CH3COOH + H2O2 = (CH3COO)2 + 2 H2O
Mg + CuCl2 = Cu + MgCl2 =>
Mg + CuCl2 = Cu + MgCl2
SN(OH)2 + NaOH = Na2SNO2 + H2O =>
SN(OH)2 + 2 NaOH = Na2SNO2 + 2 H2O
P + I + H2O = H3PO4 + HI =>
P + 5 I + 4 H2O = H3PO4 + 5 HI
SO4 + H2O = H2S + O2 =>
2 SO4 + 2 H2O = 2 H2S + 5 O2
C2H5OH + CuO = CH3COOH + Cu + H2O =>
C2H5OH + 2 CuO = CH3COOH + 2 Cu + H2O
AgNO3 + Na2C2O4 = Ag2C2O4 + NaNO3 =>
2 AgNO3 + Na2C2O4 = Ag2C2O4 + 2 NaNO3
K2Cr2O7 + Al = K2CrO4 + Cr2O3 + Al2O3 =>
2 K2Cr2O7 + 2 Al = 2 K2CrO4 + Cr2O3 + Al2O3
MgS + Na2CO3 = MgCO3 + Na2S =>
MgS + Na2CO3 = MgCO3 + Na2S
K2SO3 + KOH + HClO4 = K2SO4 + KCl + H2O =>
4 K2SO3 + KOH + HClO4 = 4 K2SO4 + KCl + H2O
MnO4 + H2C2O4 = Mn + H2CO3 + CO2 =>
MnO4 + 4 H2C2O4 = Mn + 4 H2CO3 + 4 CO2
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
Cu(s) + HCl(l) = CuCl2 + H2 =>
Cu(s) + 2 HCl(l) = CuCl2 + H2
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
Cu + HCl + H2O = CuCl + H3O =>
Cu + HCl + H2O = CuCl + H3O
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
Rb(OH) + HCl = H(OH) + RbCl =>
Rb(OH) + HCl = H(OH) + RbCl
HCl(aq) + K2SO3(aq) = H2SO3(g) + KCl(aq) =>
2 HCl(aq) + K2SO3(aq) = H2SO3(g) + 2 KCl(aq)
H3PO4 + Cr(OH)3 = (CrOH)3(PO4)2 + H2O =>
2 H3PO4 + 3 Cr(OH)3 = (CrOH)3(PO4)2 + 6 H2O
C5H6(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H6(l) + 13 O2(g) = 10 CO2(g) + 6 H2O(g)
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
C14H10O2 + NaBH4 = C14H14O2 + NaBH3 =>
C14H10O2 + 4 NaBH4 = C14H14O2 + 4 NaBH3
Rb + P = Rb3P =>
3 Rb + P = Rb3P
SbCl3 + Na2S = Sb2S3 + NaCl =>
2 SbCl3 + 3 Na2S = Sb2S3 + 6 NaCl
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
K2(C2O4) + Sn3(PO4)4 = K3(PO4) + Sn(C2O4)2 =>
6 K2(C2O4) + Sn3(PO4)4 = 4 K3(PO4) + 3 Sn(C2O4)2
HCl + Ca(OH)2(aq) = CaCl2(aq) + H2O(g) =>
2 HCl + Ca(OH)2(aq) = CaCl2(aq) + 2 H2O(g)
CrCl2 + H2O + O2 = CrCl3 + Cr(OH)3 =>
12 CrCl2 + 6 H2O + 3 O2 = 8 CrCl3 + 4 Cr(OH)3
Ca3(PO4)2 + Na2SO4 = Na3PO4 + CaSO4 =>
Ca3(PO4)2 + 3 Na2SO4 = 2 Na3PO4 + 3 CaSO4
MnO4{-} + C2O4{2-} + H{+} = MnO2 + H2O + CO2 =>
2 MnO4{-} + 3 C2O4{2-} + 8 H{+} = 2 MnO2 + 4 H2O + 6 CO2
P2O3(s) + H2O(l) = H3PO3 =>
P2O3(s) + 3 H2O(l) = 2 H3PO3
KMnO4 + HN3 = MnO2 + KOH + H2O + N2 =>
2 KMnO4 + 6 HN3 = 2 MnO2 + 2 KOH + 2 H2O + 9 N2
NH4 + CuSO4 = (NH4)2SO4 + Cu =>
2 NH4 + CuSO4 = (NH4)2SO4 + Cu
Na2CO3(s) + CH3COOH(aq) = NaCH3COO(aq) + H2O(l) + CO2(g) =>
Na2CO3(s) + 2 CH3COOH(aq) = 2 NaCH3COO(aq) + H2O(l) + CO2(g)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
H3PO3 + CuSO4 + H2O = Cu + H2SO4 + H3PO4 =>
H3PO3 + CuSO4 + H2O = Cu + H2SO4 + H3PO4
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
Zn(s) + AgNO3(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(s) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag(s)
NO2{-} + Al + OH{-} + H2O = Al(OH)4{-} + NH3 =>
NO2{-} + 2 Al + OH{-} + 5 H2O = 2 Al(OH)4{-} + NH3
CH3COOK + H2O = CH3COOH + KOH =>
CH3COOK + H2O = CH3COOH + KOH
Br2 + I = BrI =>
Br2 + 2 I = 2 BrI
(CH3)3N + H2O = (CH2)3N + H3O =>
(CH3)3N + 3 H2O = (CH2)3N + 3 H3O
KMnO4 + Cr2(SO4)3 + H2O = H2SO4 + MnSO4 + CrO3 + K2SO4 =>
6 KMnO4 + 5 Cr2(SO4)3 + 6 H2O = 6 H2SO4 + 6 MnSO4 + 10 CrO3 + 3 K2SO4
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + KCl =>
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 KCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + HCl + H2O = FeCl2*4H2O + H2 =>
Fe + 2 HCl + 4 H2O = FeCl2*4H2O + H2
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