| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Br5 + 25 O2 = 10 Br2O5
Mg(s)C(g) = MgC(ac) =>
Mg(s)C(g) = MgC(ac)
NaCl(aq) + CaCl2(aq) = NaCl2(aq) + CaCl(s) =>
NaCl(aq) + CaCl2(aq) = NaCl2(aq) + CaCl(s)
CH3CHO + Cu{2+} + OH{-} = CH3COO{-} + Cu2O + H2O =>
CH3CHO + 2 Cu{2+} + 5 OH{-} = CH3COO{-} + Cu2O + 3 H2O
Co(ClO3)3 + Ca = Co3 + Ca(ClO3)2 =>
6 Co(ClO3)3 + 9 Ca = 2 Co3 + 9 Ca(ClO3)2
Cr(NO3)2 + H3PO4 = Cr3(PO4)2 + HNO3 =>
3 Cr(NO3)2 + 2 H3PO4 = Cr3(PO4)2 + 6 HNO3
C6H5OH + H2O + Mn{+4} = CO2 + Mn{+2} + H{+11} =>
C6H5OH + 11 H2O + 154 Mn{+4} = 6 CO2 + 154 Mn{+2} + 28 H{+11}
C7H6O + CO2 = CO1 + H2O =>
C7H6O + 9 CO2 = 16 CO1 + 3 H2O
Zn(NO3)2(aq) + Na(s) = NaNO3(aq) + Zn(s) =>
Zn(NO3)2(aq) + 2 Na(s) = 2 NaNO3(aq) + Zn(s)
(C2H5)OH + O2 = CO2 + H2O =>
(C2H5)OH + 3 O2 = 2 CO2 + 3 H2O
Li(s) + AgNO3(aq) = LiNO3(aq) + Ag(s) =>
Li(s) + AgNO3(aq) = LiNO3(aq) + Ag(s)
Cr(OH)3 + Na2SO4 + H2O2 = Na2CrO4 + H2SO4 + H2O =>
2 Cr(OH)3 + 2 Na2SO4 + 3 H2O2 = 2 Na2CrO4 + 2 H2SO4 + 4 H2O
P2 + O3 = P4O10 =>
6 P2 + 10 O3 = 3 P4O10
C2H6O + S = C2S + H6O =>
C2H6O + S = C2S + H6O
CrO4(Na2)2 + Na2CO3 = Na2CrO4 + CO3(Na2)2 =>
CrO4(Na2)2 + Na2CO3 = Na2CrO4 + CO3(Na2)2
C(graphite) = C(diamond) =>
C(graphite) = C(diamond)
CS2 + KMnO4 + KOH = S + MnO2 + K2CO3 + H2 =>
2 CS2 + 2 KMnO4 + 2 KOH = 4 S + 2 MnO2 + 2 K2CO3 + H2
Fe2(SO4)3 + HCl = FeCl3 + H2(SO4) =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2(SO4)
Al + KOH + H2O = KAl(OH)4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl(OH)4 + 3 H2
Cl2 + NaBr + H2O = NaCl + HBr + HBrO3 =>
3 Cl2 + 6 NaBr + 3 H2O = 6 NaCl + 5 HBr + HBrO3
XY + Z = ZY2 + X2* =>
2 XY + Z = ZY2 + X2*
Na2SnO2 + Bi(OH)2 = Bi + Na2SnO3H2O =>
Na2SnO2 + Bi(OH)2 = Bi + Na2SnO3H2O
NaNO2 + NaOH + Al + H2O = NH3 + NaAlO2 =>
NaNO2 + NaOH + 2 Al + H2O = NH3 + 2 NaAlO2
Ag2Cr2O4 + HCl = AgCl + H2Cr2O4 =>
Ag2Cr2O4 + 2 HCl = 2 AgCl + H2Cr2O4
Na + HPo = NaPo4 + H2 =>
Na + 4 HPo = NaPo4 + 2 H2
K2Cr2O7 + KHSO3 + H2SO4 = Cr2(SO4)3 + KHSO4 + H2O =>
K2Cr2O7 + 3 KHSO3 + 5 H2SO4 = Cr2(SO4)3 + 5 KHSO4 + 4 H2O
CH3CH2CH(OH)CH3 = CH3CH2C(O)CH3 + H2 =>
CH3CH2CH(OH)CH3 = CH3CH2C(O)CH3 + H2
K2[Cu(C2O4)2]*2H2O + NaOH = K2[Cu(OH)4] + Na2C2O4 + H2O =>
K2[Cu(C2O4)2]*2H2O + 4 NaOH = K2[Cu(OH)4] + 2 Na2C2O4 + 2 H2O
C7H12 + KMnO4 + H2O = C7H13O2 + MnO2 + KOH =>
C7H12 + KMnO4 + H2O = C7H13O2 + MnO2 + KOH
Hg + Cl = Hg2Cl2 =>
2 Hg + 2 Cl = Hg2Cl2
BaBr2 + Na2CO3 = BaCO3 + NaBr =>
BaBr2 + Na2CO3 = BaCO3 + 2 NaBr
Fe{2+} + Br2 = Fe{3+} + Br{-} =>
2 Fe{2+} + Br2 = 2 Fe{3+} + 2 Br{-}
SiCl6 = Si + Cl2 =>
SiCl6 = Si + 3 Cl2
Cu + AgNO3 = Ag + CuNO3 =>
Cu + AgNO3 = Ag + CuNO3
ZnO + H2O = H2O2 + Zn =>
ZnO + H2O = H2O2 + Zn
Ca2CO3 + CH3COOH = Ca(CH3COO)2 + H2O + CO2 =>
4 Ca2CO3 + 15 CH3COOH = 8 Ca(CH3COO)2 + 6 H2O + 2 CO2
MnO4{-} + H{+} + HSO3{-} = HSO4{-} + Mn{2+} + H2O =>
2 MnO4{-} + 6 H{+} + 5 HSO3{-} = 5 HSO4{-} + 2 Mn{2+} + 3 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NaCl + HBr2 = NaClBr + H2 =>
4 NaCl + 2 HBr2 = 4 NaClBr + H2
K(MnO4) + K(OH) = K2(MnO4) + H2O + O2 =>
4 K(MnO4) + 4 K(OH) = 4 K2(MnO4) + 2 H2O + O2
CaS + Mg = MgS + Ca =>
CaS + Mg = MgS + Ca
AgNo3 + Na = NaNo3 + Ag =>
AgNo3 + Na = NaNo3 + Ag
CrCl3 + ClO{-} + H2O = CrO7{2-} + Cl{-} + H{+} =>
2 CrCl3 + 9 ClO{-} + 5 H2O = 2 CrO7{2-} + 15 Cl{-} + 10 H{+}
Hg3P2 + Ag2O = HgO + Ag3P =>
Hg3P2 + 3 Ag2O = 3 HgO + 2 Ag3P
C3H6O + C5H6O3 = C5H8O2 + CH3COOH =>
4 C3H6O + 2 C5H6O3 = 4 C5H8O2 + CH3COOH
Ba(OH)2 + Na3PO4 = Na3OH + Ba(PO4)2 =>
Ba(OH)2 + 2 Na3PO4 = 2 Na3OH + Ba(PO4)2
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Mg + MnCl4 = MgCl2 + Mn =>
2 Mg + MnCl4 = 2 MgCl2 + Mn
Ca(OH)2 + Fe(NO3)3 = Ca(NO3)3 + Fe(OH)2 =>
Ca(OH)2 + Fe(NO3)3 = Ca(NO3)3 + Fe(OH)2
KNO3 + Fe + H2SO4 = (NH4)2SO4 + K2SO4 + Fe2(SO4)3 + H2O =>
6 KNO3 + 16 Fe + 30 H2SO4 = 3(NH4)2SO4 + 3 K2SO4 + 8 Fe2(SO4)3 + 18 H2O
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Équations équilibrées sur10/17/24
Équations équilibrées sur11/16/23
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