| Équations équilibrées la veille | Équations équilibrées le lendemain |
S8(s) + 12 O2(g) + 16 NaOH(aq) = 8 Na2SO4(aq) + 8 H2O(l)
Zn2(NO2) + Mg(NO3) = Mg(NO2) + Zn2(NO3) =>
Zn2(NO2) + Mg(NO3) = Mg(NO2) + Zn2(NO3)
Mn(OH)2 + O2 = MnO(OH)2 =>
2 Mn(OH)2 + O2 = 2 MnO(OH)2
CH3CHO + AgO = CH3COOH + Ag =>
CH3CHO + AgO = CH3COOH + Ag
HOCl + NaBr = HOBr + NaCl =>
HOCl + NaBr = HOBr + NaCl
Y2O3 + Zr = ZrO2 + Y =>
2 Y2O3 + 3 Zr = 3 ZrO2 + 4 Y
Fr2O + H2O = Fr2(OH)2 =>
Fr2O + H2O = Fr2(OH)2
K(s) + AlCl3(aq) = KCl(aq) + Al(s) =>
3 K(s) + AlCl3(aq) = 3 KCl(aq) + Al(s)
K10Na49Ca41Al141Si259O800 + H{+} + H2O = Al2Si2O5(OH)4 + Na{+} + K{+} + Ca{2+} + SiO2 =>
2 K10Na49Ca41Al141Si259O800 + 282 H{+} + 141 H2O = 141 Al2Si2O5(OH)4 + 98 Na{+} + 20 K{+} + 82 Ca{2+} + 236 SiO2
Fe(OH)3 + NaOH + Cl2 = Na2FeO4 + NaCl + H2O =>
2 Fe(OH)3 + 10 NaOH + 3 Cl2 = 2 Na2FeO4 + 6 NaCl + 8 H2O
P4 + HNO3 = H3O + H3PO4 + NO2 =>
P4 + 18 HNO3 = 2 H3O + 4 H3PO4 + 18 NO2
Ag3N(aq) + H2SO4(aq) = Ag2SO4(aq) + H3N =>
2 Ag3N(aq) + 3 H2SO4(aq) = 3 Ag2SO4(aq) + 2 H3N
CO2 + H2O = CO2H5OH + O2 =>
CO2 + 3 H2O = CO2H5OH + O2
H2O2 + NaClO = NaClO3 + H2O =>
2 H2O2 + NaClO = NaClO3 + 2 H2O
Pb + H2 = PbH4 =>
Pb + 2 H2 = PbH4
NaHCO3 + C4H6O6 = Na2C4H6O6 + CO2 + H2O =>
10 NaHCO3 + 6 C4H6O6 = 5 Na2C4H6O6 + 14 CO2 + 8 H2O
H2SO4 + Li2O = H2O + Li2SO4 =>
H2SO4 + Li2O = H2O + Li2SO4
C7H8 + O3 = CO2 + H2O =>
C7H8 + 6 O3 = 7 CO2 + 4 H2O
SO2 + NaOH + Br2 = Na2SO4 + BrNa + H2O =>
SO2 + 4 NaOH + Br2 = Na2SO4 + 2 BrNa + 2 H2O
S + OH{-} = S2{-} + S2O32{-} + H2O =>
128 S + 64 OH{-} = 63 S2{-} + S2O32{-} + 32 H2O
BO3 = B + O2 =>
2 BO3 = 2 B + 3 O2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NaCl + H2O + C6H6 = C6H4Cl2 + H2 + NaOH =>
2 NaCl + 2 H2O + C6H6 = C6H4Cl2 + 2 H2 + 2 NaOH
Cr3(AsO4)2 + HCl = H3AsO4 + CrCl2 =>
Cr3(AsO4)2 + 6 HCl = 2 H3AsO4 + 3 CrCl2
CaCO3 + H2 = CaH2 + CO3 =>
CaCO3 + H2 = CaH2 + CO3
Pb(CH3COO)4 + NaSO4 = PbSO4 + Na(CH3COO)4 =>
Pb(CH3COO)4 + NaSO4 = PbSO4 + Na(CH3COO)4
Zn(ClO3)2 = ZnO + Cl2 + O2 =>
2 Zn(ClO3)2 = 2 ZnO + 2 Cl2 + 5 O2
Ag + Au2(CO3)3 = AgCO3 + Au =>
3 Ag + Au2(CO3)3 = 3 AgCO3 + 2 Au
C + H2 = CH9 =>
2 C + 9 H2 = 2 CH9
CaJ2 + H2SO4 = CaSO4 + J2 + H2S + H2O(ell) =>
4 CaJ2 + 5 H2SO4 = 4 CaSO4 + 4 J2 + H2S + 4 H2O(ell)
S + HNO3 = SO2 + NO2 + H2O = =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
C10H15O7 + CHO = C50H10O + CH2O =>
49 C10H15O7 + 25 CHO = 3 C50H10O + 365 CH2O
Ti + (OH) = TiO2 + H2O =>
Ti + 4(OH) = TiO2 + 2 H2O
KJO3 + KJ + H2SO4 = J2 + H2O + K2SO4 =>
KJO3 + 5 KJ + 3 H2SO4 = 3 J2 + 3 H2O + 3 K2SO4
H2S + Br2 + H2O = SO2 + HBr =>
H2S + 3 Br2 + 2 H2O = SO2 + 6 HBr
Mg + N2 = Mg3N2(aq) =>
3 Mg + N2 = Mg3N2(aq)
Ag + KOH = Ag(OH)3 + K =>
Ag + 3 KOH = Ag(OH)3 + 3 K
Cr(MnO4)2(ac) + Fe2S3(s) + NaHCO3(ac) = NaHCrO4(ac) + MnO(s) + NaHSO4(ac) + FeO(s) + CO2(g) =>
11 Cr(MnO4)2(ac) + 3 Fe2S3(s) + 20 NaHCO3(ac) = 11 NaHCrO4(ac) + 22 MnO(s) + 9 NaHSO4(ac) + 6 FeO(s) + 20 CO2(g)
BaCl2 + K2PO4 = BaPO4 + KCl =>
BaCl2 + K2PO4 = BaPO4 + 2 KCl
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
K3Fe(C2O4)3 + KMnO4 + H2SO4 = CO2 + Fe(SO4)3 + MnSO4 + K2SO4 + H2O =>
5 K3Fe(C2O4)3 + 9 KMnO4 + 36 H2SO4 = 30 CO2 + 5 Fe(SO4)3 + 9 MnSO4 + 12 K2SO4 + 36 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Ag + KSCN = AgKSCN =>
Ag + KSCN = AgKSCN
KMnO4 + FeSO4 + H2SO4 = MnSO4 + K2SO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Fe2(SO4)3 + 8 H2O
PbCr2O7 + HCl = PbCl2 + CrCl3 + Cl2 + H2O =>
PbCr2O7 + 14 HCl = PbCl2 + 2 CrCl3 + 3 Cl2 + 7 H2O
(NH4)2 + O = (H2O)3 + N =>
3(NH4)2 + 12 O = 4(H2O)3 + 6 N
Cl2(g) + NaI(g) = NaCl(g) + I2(g) =>
Cl2(g) + 2 NaI(g) = 2 NaCl(g) + I2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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