| Équations équilibrées la veille | Équations équilibrées le lendemain |
HAsO2 + 7 KOH + 2 HMnO4 = K3AsO4 + 5 H2O + 2 K2MnO4
NaPO4 + HNO3 = HPO4 + NaNO3 =>
NaPO4 + HNO3 = HPO4 + NaNO3
Fe02 = Fe408 =>
204 Fe02 = Fe408
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C5H10O + O2(g) = H2O(g) + CO2(g) =>
C5H10O + 7 O2(g) = 5 H2O(g) + 5 CO2(g)
Cu(NO3)3 + Ca(OH)2 = Cu(OH)3 + Ca(NO3)2 =>
2 Cu(NO3)3 + 3 Ca(OH)2 = 2 Cu(OH)3 + 3 Ca(NO3)2
Cr2O7{2-} + {-} + H{+} = Cr{2+} + H2O =>
Cr2O7{2-} + 8e + 14 H{+} = 2 Cr{2+} + 7 H2O
Cu2O + CH3COOH = Cu(CH3COO) + H2O =>
Cu2O + 2 CH3COOH = 2 Cu(CH3COO) + H2O
C4HBr9 + Br2 = C4Br10 + HBr =>
C4HBr9 + Br2 = C4Br10 + HBr
B + O = BO3 =>
B + 3 O = BO3
H2SO4(l) + Na2CO3(l) = Na2SO4(l) + H2O(l) + CO2(g) =>
H2SO4(l) + Na2CO3(l) = Na2SO4(l) + H2O(l) + CO2(g)
KMnO4 + NaOH + HCOONa = Na2MnO4 + K2MnO4 + Na2CO3 + H2O =>
2 KMnO4 + 3 NaOH + HCOONa = Na2MnO4 + K2MnO4 + Na2CO3 + 2 H2O
H2SO4 + KI = H2S + H2O + I2 + K2SO4 =>
5 H2SO4 + 8 KI = H2S + 4 H2O + 4 I2 + 4 K2SO4
LiF + NH4OH = LiOH + NH4F =>
LiF + NH4OH = LiOH + NH4F
Na2Cr2O7 + H2SO4 = NaHSO4 + CrO3 + H2O =>
Na2Cr2O7 + 2 H2SO4 = 2 NaHSO4 + 2 CrO3 + H2O
C7H6O + K2Gr2O7 + H2SO4 = K2SO4 + Gr2(SO4)3 + H2O + C7H6O2 =>
3 C7H6O + K2Gr2O7 + 4 H2SO4 = K2SO4 + Gr2(SO4)3 + 4 H2O + 3 C7H6O2
Ag + SnCl4 = Sn + AgCl4 =>
Ag + SnCl4 = Sn + AgCl4
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
PBNO32 = NO2 + O2 + PBO =>
2 PBNO32 = 2 NO2 + 29 O2 + 2 PBO
MnSO4 + NaOH + Br2 = Na2SO4 + NaBr + Na2MnO4 + H2O =>
MnSO4 + 8 NaOH + 2 Br2 = Na2SO4 + 4 NaBr + Na2MnO4 + 4 H2O
MnO2 + H2O2 = H2MnO2 + O2 =>
MnO2 + H2O2 = H2MnO2 + O2
Co(H2O)6 + Cl + AgNO3 = Co(NO3)2 + H2O + AgCl =>
Co(H2O)6 + 2 Cl + 2 AgNO3 = Co(NO3)2 + 6 H2O + 2 AgCl
C2H5OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H(H2O) =>
13 C2H5OH + 5 K2Cr2O7 + 20 H2SO4 = 13 CH3COOH + 5 Cr2(SO4)3 + 5 K2SO4 + 22 H(H2O)
Cu2O + CH3COOH = Cu + H2O + CH3COO =>
Cu2O + 2 CH3COOH = 2 Cu + H2O + 2 CH3COO
PbCO3 + HCl = PbCl2 + H2CO3 =>
PbCO3 + 2 HCl = PbCl2 + H2CO3
KI + KCr2O7 + H2SO4 = I + Cr2(SO4)3 + K2SO4 + H2O =>
7 KI + KCr2O7 + 7 H2SO4 = 7 I + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
Al2(s) + S2(s) = Al2S3(s) =>
2 Al2(s) + 3 S2(s) = 2 Al2S3(s)
Fe + Co = FeCo =>
Fe + Co = FeCo
NH4I + KOH = H2O + KNH3I =>
NH4I + KOH = H2O + KNH3I
H2O + Na2CO3 = Na2CO3*10H2O =>
10 H2O + Na2CO3 = Na2CO3*10H2O
H2SO4 + FeO = Fe2(SO4)3 + SO2 + H2O =>
4 H2SO4 + 2 FeO = Fe2(SO4)3 + SO2 + 4 H2O
H2SO4 + KMnO4 + NaCl = Cl2 + H2O + MnSO4 + Na2SO4 + K2SO4 =>
8 H2SO4 + 2 KMnO4 + 10 NaCl = 5 Cl2 + 8 H2O + 2 MnSO4 + 5 Na2SO4 + K2SO4
HCN + H2O = H2CO2 + NH3 =>
HCN + 2 H2O = H2CO2 + NH3
H2ClO2 + Ca(OH)2 = CaClO2 + H2O =>
H2ClO2 + Ca(OH)2 = CaClO2 + 2 H2O
Fe(NO3)3 + CaI2 = FeI3 + Ca(NO3)2 =>
2 Fe(NO3)3 + 3 CaI2 = 2 FeI3 + 3 Ca(NO3)2
Pb(NO)3 + NaCl = Na + (NO)3 + PbCl2 =>
Pb(NO)3 + 2 NaCl = 2 Na + (NO)3 + PbCl2
As + NO3{-} + OH{-} = AsO4{3-} + NO + H2O =>
3 As + 5 NO3{-} + 4 OH{-} = 3 AsO4{3-} + 5 NO + 2 H2O
CH4 + NH3 = CH3NH2 + H2 =>
CH4 + NH3 = CH3NH2 + H2
CrI3 + Cl2 + KOH = K2CrO4 + KIO3 + KCl + HOH =>
2 CrI3 + 21 Cl2 + 52 KOH = 2 K2CrO4 + 6 KIO3 + 42 KCl + 26 HOH
H2Cl3 + Fe(OH)2 = FeCl3 + H2O =>
H2Cl3 + Fe(OH)2 = FeCl3 + 2 H2O
C2H5COOH + Na2CO3 = CH3COONa + CO2 + H2O =>
8 C2H5COOH + 7 Na2CO3 = 14 CH3COONa + 3 CO2 + 3 H2O
Mg(OH)2 + Al2O3 = MgAl2O4 + H2O =>
Mg(OH)2 + Al2O3 = MgAl2O4 + H2O
Na2S2O3 + O2 = Na2S2O7 =>
Na2S2O3 + 2 O2 = Na2S2O7
FeS2 + SO3 = Fe2(SO4)3 + SO2 =>
2 FeS2 + 14 SO3 = Fe2(SO4)3 + 15 SO2
propane + oxygen = C3H8O2 =>
C3H8 + O2 = C3H8O2
Br2 + H2O = HBrO + HBr =>
Br2 + H2O = HBrO + HBr
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2C2O4 + CuSO4 = K2SO4 + Cu(C2O4) =>
K2C2O4 + CuSO4 = K2SO4 + Cu(C2O4)
SO2 + Zn(OH)2 = ZnSO3 + H2O =>
SO2 + Zn(OH)2 = ZnSO3 + H2O
KMnO4 + Na2S + KOH = K2MnO4 + S + NaOH =>
2 KMnO4 + Na2S + 2 KOH = 2 K2MnO4 + S + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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