| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KMnO4Na2O2 + 10 H2SO4 = 2 K2SO4 + 4 MnSO4 + 4 Na2SO4 + 10 H2O + 7 O2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
(NH4)2CO3 + HNO3 = NH4NO3 + CO2 + H2O =>
(NH4)2CO3 + 2 HNO3 = 2 NH4NO3 + CO2 + H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
H{+} + NO2{-} + CrO4{2-} = Cr{3+} + NO3{-} + H2O =>
10 H{+} + 3 NO2{-} + 2 CrO4{2-} = 2 Cr{3+} + 3 NO3{-} + 5 H2O
IBr + NH3 = NI3 + NH4Br =>
3 IBr + 4 NH3 = NI3 + 3 NH4Br
K2O + MnO + O2 = KMnO4 =>
2 K2O + 4 MnO + 5 O2 = 4 KMnO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
FeSO4 + KCl = FeCl2 + K2SO4 =>
FeSO4 + 2 KCl = FeCl2 + K2SO4
Cu{2} + NaOH = CuOH{2} + Na =>
Cu{2} + NaOH = CuOH{2} + Na
K2O = K + O2 =>
2 K2O = 4 K + O2
Al(OH)2 = AlO + H2O =>
Al(OH)2 = AlO + H2O
Ca(OH)2 + P2O5 = Ca3(OH)3PO4 + H2O =>
6 Ca(OH)2 + P2O5 = 2 Ca3(OH)3PO4 + 3 H2O
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
Al + CrCl3 = AlCl3 + Cr =>
Al + CrCl3 = AlCl3 + Cr
ZnS + NaOH = NaS + Zn(OH) =>
ZnS + NaOH = NaS + Zn(OH)
ZnO + CH3COOH = Zn(CH3COOH)2 + O2 =>
2 ZnO + 4 CH3COOH = 2 Zn(CH3COOH)2 + O2
Hg2CO3 + O2 = HgO + CO2 =>
2 Hg2CO3 + O2 = 4 HgO + 2 CO2
C8H18 + O5 = CO2 + H2O =>
C8H18 + 5 O5 = 8 CO2 + 9 H2O
C7H6O + O2 = CO2 + H2O =>
C7H6O + 8 O2 = 7 CO2 + 3 H2O
KMnO4 + NaCl + H2O = MnO2 + Cl2 + KOH + NaOH =>
2 KMnO4 + 6 NaCl + 4 H2O = 2 MnO2 + 3 Cl2 + 2 KOH + 6 NaOH
Na2SO3 + H2SO4 + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 Na2SO3 + 4 H2SO4 + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O
KMnO4 + SO2 + H2O = KHSO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 KHSO4 + 2 MnSO4 + H2SO4
S8 + KOH = K2S + K2S2O3 + H2O =>
S8 + 12 KOH = 4 K2S + 2 K2S2O3 + 6 H2O
C6H3NH2OHSO3H + NaNO2 + HCl = C6H3N2OHSO3 + NaCl + H2O =>
C6H3NH2OHSO3H + NaNO2 + HCl = C6H3N2OHSO3 + NaCl + 2 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
Cl2 + NiBr2 = NiCl2 + Br2 =>
Cl2 + NiBr2 = NiCl2 + Br2
NaCIO3 = NaCI + O2 =>
2 NaCIO3 = 2 NaCI + 3 O2
P2S5 + O2 = P4O10 + S =>
2 P2S5 + 5 O2 = P4O10 + 10 S
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
(NH4)2CO3 + Zn(NO3)2 = (NH4)NO3 + ZnCO3 =>
(NH4)2CO3 + Zn(NO3)2 = 2(NH4)NO3 + ZnCO3
KOH + I = KI + OH =>
KOH + I = KI + OH
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Na2CO3 + KCl = K2CO3 + NaCl =>
Na2CO3 + 2 KCl = K2CO3 + 2 NaCl
HSO3Cl + H2O = H2SO4HCl =>
HSO3Cl + H2O = H2SO4HCl
Al(SO4)3 + ZnCl2 = Zn(SO4)2 + AlCl3 =>
2 Al(SO4)3 + 3 ZnCl2 = 3 Zn(SO4)2 + 2 AlCl3
HBr(aq) + Rb(s) = RbBr(aq) + H(aq) =>
HBr(aq) + Rb(s) = RbBr(aq) + H(aq)
C40H81O21N8P2S + O2 = CO2 + NH3 + H3PO4 + HSO4 + H2O =>
C40H81O21N8P2S + 48 O2 = 40 CO2 + 8 NH3 + 2 H3PO4 + HSO4 + 25 H2O
Cl4Si + Mg = Si + MgCl2 =>
Cl4Si + 2 Mg = Si + 2 MgCl2
K2CO3 + HCI = CO2 + H2O + KCI =>
K2CO3 + 2 HCI = CO2 + H2O + 2 KCI
NH4(OH) + CrCl3 = NH4Cl + Cr(OH)3 =>
3 NH4(OH) + CrCl3 = 3 NH4Cl + Cr(OH)3
H2SO4 + KOH = H3(OH)3 + K2SO4 =>
3 H2SO4 + 6 KOH = 2 H3(OH)3 + 3 K2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CaCl(aq) + NaSO4(aq) = CaSO4 + NaCl(aq) =>
CaCl(aq) + NaSO4(aq) = CaSO4 + NaCl(aq)
AlCl3 + H2S = Al2S3 + HCl =>
2 AlCl3 + 3 H2S = Al2S3 + 6 HCl
MgCl2 + H2CO3 = MgCO3 + HCl =>
MgCl2 + H2CO3 = MgCO3 + 2 HCl
Ca + N2 = (Ca)2(N)3 =>
4 Ca + 3 N2 = 2(Ca)2(N)3
Ca{2+} + e = Ca =>
Ca{2+} + 2e = Ca
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/28/24
Équations équilibrées sur01/27/24
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