| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO(OH)2 + 2 KI + 2 H2SO4 = Mn(SO4) + K2(SO4) + 3 H2O + I2
Ba + NO3 = Ba(NO3)2 =>
Ba + 2 NO3 = Ba(NO3)2
Fe3P + HCl = FeCl3 + PH3 + H2 =>
Fe3P + 9 HCl = 3 FeCl3 + PH3 + 3 H2
(C4H12) + O2 = CO2 + H2O =>
(C4H12) + 7 O2 = 4 CO2 + 6 H2O
H2S + CO = H2O + CS =>
H2S + CO = H2O + CS
NaAlO2 + HNO3 = NaNO3 + Al2O3 + H2O =>
2 NaAlO2 + 2 HNO3 = 2 NaNO3 + Al2O3 + H2O
K2Cr2O7 + H2SO4 + H2C2O6 = Cr(SO4)3 + KSO4 + CO2 + H2O =>
K2Cr2O7 + 8 H2SO4 + H2C2O6 = 2 Cr(SO4)3 + 2 KSO4 + 2 CO2 + 9 H2O
H2SO4 + CuSO4 = H2Cu + SO4 =>
H2SO4 + CuSO4 = H2Cu + 2 SO4
C6H12O6 + O = O2C + H2O =>
C6H12O6 + 12 O = 6 O2C + 6 H2O
AgNO2H2O = AgOHHNO2 =>
AgNO2H2O = AgOHHNO2
PdCl2 + NaBH4 = Pd + NaCl + BH2 + H2 =>
PdCl2 + 2 NaBH4 = Pd + 2 NaCl + 2 BH2 + 2 H2
NaCO + Ca(OH) = Na(OH) + CaCO =>
NaCO + Ca(OH) = Na(OH) + CaCO
VOSO4 + K2S2O8 + H2O = H2VO4 + K2SO4 + H2SO4 =>
VOSO4 + K2S2O8 + 3 H2O = H2VO4 + K2SO4 + 2 H2SO4
F + K = F2K =>
2 F + K = F2K
CH3(CH2)4CHCHCH2CHCH(CH2)7CO2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CHCHCH2CHCH(CH2)7CO2CH3 + 53 O2 = 38 CO2 + 34 H2O
CrO2Cl2 + KOH = K2CrO4 + KCl + H2O =>
CrO2Cl2 + 4 KOH = K2CrO4 + 2 KCl + 2 H2O
Sn(CO3)2 + HBr = Sn(Br)4 + H2CO3 =>
Sn(CO3)2 + 4 HBr = Sn(Br)4 + 2 H2CO3
CaCO4 = CaO + CO2 + O2 =>
2 CaCO4 = 2 CaO + 2 CO2 + O2
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
KMnO4 + C6H12O6 = CO2 + MnO2 + K2CO3 + H2O =>
8 KMnO4 + C6H12O6 = 2 CO2 + 8 MnO2 + 4 K2CO3 + 6 H2O
MnO4{-} + H2O2H = OH{-} + MnO2 + O2 =>
6 MnO4{-} + 2 H2O2H = 6 OH{-} + 6 MnO2 + 5 O2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Y2O3 + Cr2O3 + Re + ReO3 = Y6Cr2Re4O21 =>
3 Y2O3 + Cr2O3 + Re + 3 ReO3 = Y6Cr2Re4O21
HClO4(aq) + K2CO3(aq) = H2(g) + CO3(g) + KClO4(aq) =>
2 HClO4(aq) + K2CO3(aq) = H2(g) + CO3(g) + 2 KClO4(aq)
Fl2 + BaBr2 = Br2 + BaFl2 =>
Fl2 + BaBr2 = Br2 + BaFl2
Cr(ClO4)3 + Ba(OH)2 = Cr(OH)3 + Ba(ClO4)2 =>
2 Cr(ClO4)3 + 3 Ba(OH)2 = 2 Cr(OH)3 + 3 Ba(ClO4)2
Bk15 + Fl = BkFl =>
Bk15 + 15 Fl = 15 BkFl
(MgOH)3PO4 + H3PO4 = Mg(H2PO4)2 + Mg(OH)2 =>
2(MgOH)3PO4 + 4 H3PO4 = 3 Mg(H2PO4)2 + 3 Mg(OH)2
HNO2(g) = NO + OH =>
HNO2(g) = NO + OH
MnSO4 + H2SO4 + PbO2 = PbSO4 + H2O + HMnO4 =>
2 MnSO4 + 3 H2SO4 + 5 PbO2 = 5 PbSO4 + 2 H2O + 2 HMnO4
AgNO3 + KH2PO4 = AgPO4 + NO3KH2 =>
AgNO3 + KH2PO4 = AgPO4 + NO3KH2
NaHCO3 + KI = NaKI + HCO3 =>
NaHCO3 + KI = NaKI + HCO3
C7H10N2O + O2 = H2O + CO2 + N2 =>
C7H10N2O + 9 O2 = 5 H2O + 7 CO2 + N2
Sn + KIO3 = SnO + I2 + K =>
6 Sn + 2 KIO3 = 6 SnO + I2 + 2 K
AgNO3(aq) + MgCl2(aq) = AgCl(l) + Mg(NO3)2(aq) =>
2 AgNO3(aq) + MgCl2(aq) = 2 AgCl(l) + Mg(NO3)2(aq)
FeCl3 + Li2CO3 = FeCO3 + Li2Cl3 =>
FeCl3 + Li2CO3 = FeCO3 + Li2Cl3
Fe2(SO4)3 + Pb(NO3)2 = Fe(NO3)3 + Pb(SO4) =>
Fe2(SO4)3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb(SO4)
C6H12O6 + C7H4N2O7 + H2O = C6H12O7 + C7H6N2O5 =>
3 C6H12O6 + C7H4N2O7 + H2O = 3 C6H12O7 + C7H6N2O5
LiO + H2O = LiO2 + H2 =>
LiO + H2O = LiO2 + H2
[CuCl4] + NH3 = [Cu(NH3)4] + Cl =>
[CuCl4] + 4 NH3 = [Cu(NH3)4] + 4 Cl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CH(OH)CH3 + KMnO4 + H2SO4 = CH3C(O)CH3 + K2SO4 + H2O + MnSO4 =>
5 CH3CH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3C(O)CH3 + K2SO4 + 8 H2O + 2 MnSO4
B(OH)3 + C3H8O = C9H21BO3 + H2O =>
B(OH)3 + 3 C3H8O = C9H21BO3 + 3 H2O
Sr(NO3)2 + Al(NO3)3 = SrAl2O4 + N2 + O2 =>
Sr(NO3)2 + 2 Al(NO3)3 = SrAl2O4 + 4 N2 + 10 O2
H2SO4 + Ca2(CO3)2 = CaSO4 + H2O + CO2 =>
2 H2SO4 + Ca2(CO3)2 = 2 CaSO4 + 2 H2O + 2 CO2
Sn(s) + H2SO4(aq) = SnSO4(aq) + H2(s) =>
Sn(s) + H2SO4(aq) = SnSO4(aq) + H2(s)
Rb2S + ZnCl2 = RbCl + ZnS =>
Rb2S + ZnCl2 = 2 RbCl + ZnS
FeI3 = Fe + I2 =>
2 FeI3 = 2 Fe + 3 I2
calciumcarbonate + HCl = calciumchloride + carbondioxide + water =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
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