| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Sn(SO4)2 + 4 Pb(NO3)3 = 3 Sn(NO3)4 + 2 Pb2(SO4)3
K2CrO4 + H2SO4 + K2SO3 = K2SO4 + Cr2(SO4)3 + H2O =>
2 K2CrO4 + 5 H2SO4 + 3 K2SO3 = 5 K2SO4 + Cr2(SO4)3 + 5 H2O
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
Ca(NO3)2*4H2O + H2SO4 = CaSO4 + HNO3 + H2O =>
Ca(NO3)2*4H2O + H2SO4 = CaSO4 + 2 HNO3 + 4 H2O
Na2SO3 + H2O = Na2OH2 + SO3 =>
Na2SO3 + H2O = Na2OH2 + SO3
Ca(OCl)2 + NH3 = Ca(OH)2 + N2H4*HCl =>
Ca(OCl)2 + 4 NH3 = Ca(OH)2 + 2 N2H4*HCl
Ca + Si = Ca2Si =>
2 Ca + Si = Ca2Si
SiO2 + NaCl = SiCl4 + Na2O =>
SiO2 + 4 NaCl = SiCl4 + 2 Na2O
CuFeS2 + O2 = CuS + SO2 + FeO =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
KClLiSCN = KSCNLiCl =>
KClLiSCN = KSCNLiCl
CH2CHCH2OH + KMnO4 + H2O = KOH + MnO2 + CH2(OH)CH(OH)CH2(OH) =>
3 CH2CHCH2OH + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 3 CH2(OH)CH(OH)CH2(OH)
NaBiO3 + HNO3 + Mn(NO3)2 = NaNO3 + HMnO4 + Bi(NO3)3 + H2O =>
5 NaBiO3 + 16 HNO3 + 2 Mn(NO3)2 = 5 NaNO3 + 2 HMnO4 + 5 Bi(NO3)3 + 7 H2O
FeCl2 + K2Cr2O7 = Cr2O3 + FeCl3 + Fe2O3 + K2O =>
6 FeCl2 + K2Cr2O7 = Cr2O3 + 4 FeCl3 + Fe2O3 + K2O
Br + P + H2O = HBr + H3PO4 =>
5 Br + P + 4 H2O = 5 HBr + H3PO4
FeSO4 + H2SO4 = H2 + Fe2(SO4)3 =>
2 FeSO4 + H2SO4 = H2 + Fe2(SO4)3
KBr + CeS2 = K2S + CeBr4 =>
4 KBr + CeS2 = 2 K2S + CeBr4
AgNO3 + BaSO4 = AgSO4 + BaNO3 =>
AgNO3 + BaSO4 = AgSO4 + BaNO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Na2CO3(s) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 CH3COOH(aq) = 2 CH3COONa(aq) + CO2(g) + H2O(l)
BaCl2(aq) + HCl(aq) = Ba(HCl) + Cl2 =>
BaCl2(aq) + HCl(aq) = Ba(HCl) + Cl2
In + NaOH + O2 = NaInO2 + H2O =>
4 In + 4 NaOH + 3 O2 = 4 NaInO2 + 2 H2O
CH3CHO + Cu(OH)2 = CuOH + CH3COOH + H2O =>
CH3CHO + 2 Cu(OH)2 = 2 CuOH + CH3COOH + H2O
Zn + Na2MoO4 + H2SO4 = ZnSO4 + Mo2(SO4)3 + Na2SO4 + H2O =>
3 Zn + 2 Na2MoO4 + 8 H2SO4 = 3 ZnSO4 + Mo2(SO4)3 + 2 Na2SO4 + 8 H2O
H3PO2 + HNO3 = H3PO4 + NO + H2O =>
3 H3PO2 + 4 HNO3 = 3 H3PO4 + 4 NO + 2 H2O
C2H4 + O2 = (CH2)2O =>
2 C2H4 + O2 = 2(CH2)2O
C2H6 + Br2 = C2H4Br2 + HBr =>
C2H6 + 2 Br2 = C2H4Br2 + 2 HBr
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Fe + SCN + NaOH = Fe(OH)3 + NaSCN =>
Fe + 3 SCN + 3 NaOH = Fe(OH)3 + 3 NaSCN
KOH + CaCo3 = Ca(OH)2 + K2Co3 =>
2 KOH + CaCo3 = Ca(OH)2 + K2Co3
Fe2O3 + H{+} + e = Fe{2+} + H2O =>
Fe2O3 + 6 H{+} + 2e = 2 Fe{2+} + 3 H2O
NiSO4*7H2O + KIO4 + K2S2O8 = KNiIO6*5H2O + KHSO4 + H2SO4 =>
NiSO4*7H2O + KIO4 + K2S2O8 = KNiIO6*5H2O + 2 KHSO4 + H2SO4
S + H2O2 = S2O3 + H2 =>
4 S + 3 H2O2 = 2 S2O3 + 3 H2
Li + (H2O) = LiOH + (H2) =>
2 Li + 2(H2O) = 2 LiOH + (H2)
KI(s) + Cl2(g) = KCl + I =>
2 KI(s) + Cl2(g) = 2 KCl + 2 I
PH3(g) = P4 + H2 =>
4 PH3(g) = P4 + 6 H2
Ag + C2H4O2 = AgC2H3O2 + H2 =>
2 Ag + 2 C2H4O2 = 2 AgC2H3O2 + H2
Li2S + MgSO4 = Li2SO4 + MgS =>
Li2S + MgSO4 = Li2SO4 + MgS
KMnO4H2O2 + H2SO4 = K2SO4 + MnSO4 + H2O + O2 =>
4 KMnO4H2O2 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 H2O + 7 O2
Pb + Ag2SO4 = PbSO4 + Ag =>
Pb + Ag2SO4 = PbSO4 + 2 Ag
CH4N2O + GdAl3(BO3)4 = Gd2O3 + Al2O3 + N2 + CO2 + B2O + H2O =>
8 CH4N2O + 6 GdAl3(BO3)4 = 3 Gd2O3 + 9 Al2O3 + 8 N2 + 8 CO2 + 12 B2O + 16 H2O
Fe(OH)3 + H3PO4 = FePO4 + H2O =>
Fe(OH)3 + H3PO4 = FePO4 + 3 H2O
C15H10 + O2 = CO2 + H2O =>
2 C15H10 + 35 O2 = 30 CO2 + 10 H2O
C12H23 + O2 = CO2 + H2O =>
4 C12H23 + 71 O2 = 48 CO2 + 46 H2O
Fe2[Fe(CN)6] + H2SO4 + O2 = Fe2(SO4)3 + Fe4[Fe(CN)6]3 + H2O =>
6 Fe2[Fe(CN)6] + 6 H2SO4 + 3 O2 = 2 Fe2(SO4)3 + 2 Fe4[Fe(CN)6]3 + 6 H2O
C6H4(COOH)2 + LiAlH4 + H2O = C6H4(CH2OH)2 + LiOH + Al(OH)3 =>
C6H4(COOH)2 + LiAlH4 + 2 H2O = C6H4(CH2OH)2 + LiOH + Al(OH)3
CaCl2(l) + H2O(aq) = Ca(OH)2(aq) + HCl(aq) =>
CaCl2(l) + 2 H2O(aq) = Ca(OH)2(aq) + 2 HCl(aq)
CaO + KOH = Ca(OH)2 + K2O =>
CaO + 2 KOH = Ca(OH)2 + K2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
*H2*I2 = *2HI =>
*H2*I2 = *2HI
(Co(NH3)5Cl)Cl2 + NaNO2 = (Co(NH3)5ONO)Cl2 + NaCl =>
(Co(NH3)5Cl)Cl2 + NaNO2 = (Co(NH3)5ONO)Cl2 + NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/24
Équations équilibrées sur02/22/23
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