| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7 + 8 Fe{+2} + 14 H{+} = 2 Cr{+3} + 8 Fe{+3} + 7 H2O
Cl2(aq) + NaOH(aq) = NaCl(aq) + NaClO3(aq) + H2O(l) =>
3 Cl2(aq) + 6 NaOH(aq) = 5 NaCl(aq) + NaClO3(aq) + 3 H2O(l)
NaOH + Cr(NO3)2 = Na(NO3) + Cr(OH)2 =>
2 NaOH + Cr(NO3)2 = 2 Na(NO3) + Cr(OH)2
Sn{4+} + Mn = Mn{2+} + Sn =>
Sn{4+} + 2 Mn = 2 Mn{2+} + Sn
CaNH3OH = CaOHNH3 =>
CaNH3OH = CaOHNH3
HCl + Ni = Cl2Ni + H =>
2 HCl + Ni = Cl2Ni + 2 H
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K2Cr2O7 + HI + HNO2 = KNO2 + CrI3 + I2 + H2O =>
K2Cr2O7 + 12 HI + 2 HNO2 = 2 KNO2 + 2 CrI3 + 3 I2 + 7 H2O
Cr2O7 + Fe{+2} + H{+} = Cr{+3} + Fe{+3} + H2O =>
Cr2O7 + 8 Fe{+2} + 14 H{+} = 2 Cr{+3} + 8 Fe{+3} + 7 H2O
K2Cr2O7 + HI + HNO2 = KNO2 + CrI3 + I2 + H2O =>
K2Cr2O7 + 12 HI + 2 HNO2 = 2 KNO2 + 2 CrI3 + 3 I2 + 7 H2O
ZnCu + H2SO4 = CuSO4 + H2Zn =>
ZnCu + H2SO4 = CuSO4 + H2Zn
H3(PO4) + Ba(OH)2 = H(OH) + Ba3(PO4)2 =>
2 H3(PO4) + 3 Ba(OH)2 = 6 H(OH) + Ba3(PO4)2
PB + NaOH = PBOH + Na =>
PB + NaOH = PBOH + Na
C13H21NO3 + H2O2 = C13H20NO3 + H2O =>
2 C13H21NO3 + H2O2 = 2 C13H20NO3 + 2 H2O
Ag + Sn(NO3)2 = AgNO3 + Sn =>
2 Ag + Sn(NO3)2 = 2 AgNO3 + Sn
KCN + [Fe(H2O)6] = H2O + CN[Fe(K)] =>
KCN + [Fe(H2O)6] = 6 H2O + CN[Fe(K)]
Fe{+3}{+} + SCN{-} = FeSCN{+2} =>
Fe{+3}{+} + SCN{-} = FeSCN{+2}
HBr + BaSO3 = H2SO3 + BaBr2 =>
2 HBr + BaSO3 = H2SO3 + BaBr2
Cr2O7 + Fe{+2} + H{+} = Cr{+3} + Fe{+3} + H2O =>
Cr2O7 + 8 Fe{+2} + 14 H{+} = 2 Cr{+3} + 8 Fe{+3} + 7 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ph3CBr + H2O = Ph3COH + HBr =>
Ph3CBr + H2O = Ph3COH + HBr
Ni(s) + I(s) = NiI(s) =>
Ni(s) + I(s) = NiI(s)
H2O + Li2SO4 = Li2SO4*H2O =>
H2O + Li2SO4 = Li2SO4*H2O
Be(OH)2 + HIO = Be(OH)IO + H2O =>
Be(OH)2 + HIO = Be(OH)IO + H2O
CuS + HNO2 = Cu(NO2)2 + S + H2O + NO =>
CuS + 4 HNO2 = Cu(NO2)2 + S + 2 H2O + 2 NO
HCOH + [Ag(NH3)]OH = HCO2NH4 + Ag + NH3 + H2O =>
HCOH + 2[Ag(NH3)]OH = HCO2NH4 + 2 Ag + NH3 + H2O
H2O2 + Na2S2O3 = Na2SO4 + H2SO4 + H2O =>
4 H2O2 + Na2S2O3 = Na2SO4 + H2SO4 + 3 H2O
Na2O + HOH = Na2(OH)2 =>
Na2O + HOH = Na2(OH)2
MnO2 + SO3{-2} + H{+} = Mn{+2} + S2O6{-2} + H2O =>
MnO2 + 2 SO3{-2} + 4 H{+} = Mn{+2} + S2O6{-2} + 2 H2O
Zn + HClO3 = H + ZnClO3 =>
Zn + HClO3 = H + ZnClO3
H3PO4 + K2SO4 = KH2PO4 + H2SO4 =>
2 H3PO4 + K2SO4 = 2 KH2PO4 + H2SO4
CoCl2(OH)*5NH3 + HCl = CoCl3*5NH3 + H2O =>
CoCl2(OH)*5NH3 + HCl = CoCl3*5NH3 + H2O
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
CaS + Ni2(SO4)3 = CaSO4 + Ni2S3 =>
3 CaS + Ni2(SO4)3 = 3 CaSO4 + Ni2S3
KNO2 + CrO3 + H2SO4 = KNO3 + Cr2(SO4)3 + H2O =>
3 KNO2 + 2 CrO3 + 3 H2SO4 = 3 KNO3 + Cr2(SO4)3 + 3 H2O
HCOOH + Na = (HCOO)Na + H2 =>
2 HCOOH + 2 Na = 2(HCOO)Na + H2
IO3 + Pb(CH3COO)2 = Pb(IO3)2 + CH3COO =>
2 IO3 + Pb(CH3COO)2 = Pb(IO3)2 + 2 CH3COO
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
HCOOH + Na = (HCOO)Na + H2 =>
2 HCOOH + 2 Na = 2(HCOO)Na + H2
Ca(ClO4)2 + (NH4)2SO4 = CaSO4 + NH4ClO4 =>
Ca(ClO4)2 + (NH4)2SO4 = CaSO4 + 2 NH4ClO4
HCOOH + Na = (HCOO)Na + H2 =>
2 HCOOH + 2 Na = 2(HCOO)Na + H2
C14H8O4 + Cr(OH)3 = (C14H7O4)3Cr + H2O =>
3 C14H8O4 + Cr(OH)3 = (C14H7O4)3Cr + 3 H2O
HCOOH + Na = HCOONa + H2 =>
2 HCOOH + 2 Na = 2 HCOONa + H2
HCOOH + Na = HCOONa + H =>
HCOOH + Na = HCOONa + H
HCOOH + Na = (HCOO)Na + H2 =>
2 HCOOH + 2 Na = 2(HCOO)Na + H2
H2 + SO = H2SO =>
H2 + SO = H2SO
Fe + H2O(g) = Fe2O4 + H2 =>
2 Fe + 4 H2O(g) = Fe2O4 + 4 H2
HNO3 + U3O8 + HCl = UO2Cl2 + NO + H2O =>
2 HNO3 + 3 U3O8 + 18 HCl = 9 UO2Cl2 + 2 NO + 10 H2O
H2C2O4 + CsOH = Cs2C2O4 + HOH =>
H2C2O4 + 2 CsOH = Cs2C2O4 + 2 HOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/23
Équations équilibrées sur12/20/22
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