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Équations chimiques équilibrées sur12/24/24

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HCl + H2O + Zn = ZnCl + H3O =>
HCl + H2O + Zn = ZnCl + H3O

MnC2O4*3H2O(s) + O2 = MnO(s) + H2O(g) + CO2(g) =>
2 MnC2O4*3H2O(s) + O2 = 2 MnO(s) + 6 H2O(g) + 4 CO2(g)

CO + K2Cr2O7 + H2O + KOH = Cr(OH)3 + KHCO3 =>
3 CO + K2Cr2O7 + 4 H2O + KOH = 2 Cr(OH)3 + 3 KHCO3

Ba(NO3)2 + NH4C2H3O2 = BaC2H3O2 + NH4(NO3)2 =>
Ba(NO3)2 + NH4C2H3O2 = BaC2H3O2 + NH4(NO3)2

H2CO3 + Nb(OH)3 = Nb2(CO3)3 + H2O =>
3 H2CO3 + 2 Nb(OH)3 = Nb2(CO3)3 + 6 H2O

Li + Mg(NO3)2 = Li2(NO3)2 + Mg =>
2 Li + Mg(NO3)2 = Li2(NO3)2 + Mg

Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}

CrCl3*H2O + NaOH = Cr2O3 + NaCl + H2O =>
2 CrCl3*H2O + 6 NaOH = Cr2O3 + 6 NaCl + 5 H2O

NaI + H2O2 = NaOH + I =>
2 NaI + H2O2 = 2 NaOH + 2 I

Al(ClO2)3 + NH3 + H2O = Al(OH)3 + NH4(ClO2) =>
Al(ClO2)3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4(ClO2)

MnSO4 + NaClO + NaOH = MnO2 + NaCl + H2O + Na2SO4 =>
MnSO4 + NaClO + 2 NaOH = MnO2 + NaCl + H2O + Na2SO4

ZnCO3 + HCl = ZnCl2 + H2OCO2 =>
ZnCO3 + 2 HCl = ZnCl2 + H2OCO2

Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O

Cu2O2 + HNO3 = Cu(NO3)2 + H2O =>
Cu2O2 + 4 HNO3 = 2 Cu(NO3)2 + 2 H2O

Na2C2 + H2O = NaOH + CO2 + H2 =>
Na2C2 + 6 H2O = 2 NaOH + 2 CO2 + 5 H2

Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}

(CH3)2NHHCl = (CH3)2NH2Cl =>
(CH3)2NHHCl = (CH3)2NH2Cl

CH2Cl2 + H2O = CH2ClOH + HCl =>
CH2Cl2 + H2O = CH2ClOH + HCl

C6H12 + KMnO4 = C3H6O2 + KMnO2 =>
C6H12 + 2 KMnO4 = 2 C3H6O2 + 2 KMnO2

Zn(NO3)2 + Co(NO3)2 = CoZnO2 + NO2 + O2 =>
Zn(NO3)2 + Co(NO3)2 = CoZnO2 + 4 NO2 + O2

H3PO4 + H3BO3 + C = CBP + CO2 + H2O =>
H3PO4 + H3BO3 + 3 C = CBP + 2 CO2 + 3 H2O

BaCl2 + CH3COOAg = Ba(CH3COO)2 + AgCl =>
BaCl2 + 2 CH3COOAg = Ba(CH3COO)2 + 2 AgCl

C2H5OH + Cl2 + NaOH = CH3COOH + NaCl + H2O =>
C2H5OH + 2 Cl2 + 4 NaOH = CH3COOH + 4 NaCl + 3 H2O

IO2 + OH{-} = IO3{-} + H2O + e =>
IO2 + 2 OH{-} = IO3{-} + H2O + e

CdSO4 + Zn = ZnSO4 + Cd =>
CdSO4 + Zn = ZnSO4 + Cd

CaS + Na = Na2S + Ca =>
CaS + 2 Na = Na2S + Ca

Mg(NO3)2 + Al(NO3)3 + (NH2)2CO = MgAl2O4 + H2O + N2 + CO2 =>
3 Mg(NO3)2 + 6 Al(NO3)3 + 20(NH2)2CO = 3 MgAl2O4 + 40 H2O + 32 N2 + 20 CO2

FeCl3 + K4FeC6N6 = KCl + Fe4(FeC6N6)3 =>
4 FeCl3 + 3 K4FeC6N6 = 12 KCl + Fe4(FeC6N6)3

Fe + HCl + HNO3 = FeCl + NO + H2O =>
3 Fe + 3 HCl + HNO3 = 3 FeCl + NO + 2 H2O

MoF6 + [(CH3)3Si]2O + CH3CN = MoOF4(NCCH3) + (CH3)3SiF =>
MoF6 + [(CH3)3Si]2O + CH3CN = MoOF4(NCCH3) + 2(CH3)3SiF

CaCl2(aq) + K2PO4(aq) = K2Cl2(aq) + CaPO4(s) =>
CaCl2(aq) + K2PO4(aq) = K2Cl2(aq) + CaPO4(s)

PbCr2O7 + AlCl3 = PbCl2 + Al2(Cr2O7)3 =>
3 PbCr2O7 + 2 AlCl3 = 3 PbCl2 + Al2(Cr2O7)3

Me(OH)2 = MeO + H2O =>
Me(OH)2 = MeO + H2O

Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3

Al + KOH + H2O = K(Al(OH)4) + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K(Al(OH)4) + 3 H2

MnO4{-} + H{+} + Br{-} = Mn{+2} + Br2 + H2O =>
2 MnO4{-} + 16 H{+} + 10 Br{-} = 2 Mn{+2} + 5 Br2 + 8 H2O

H2O + SbO3{-3} + ClO2 = ClO2{-} + Sb(OH)6{-} =>
3 H2O + SbO3{-3} + 2 ClO2 = 2 ClO2{-} + Sb(OH)6{-}

FeSO4(aq) + K3PO4(aq) = Fe3(PO4)2(s) + K2SO4(aq) =>
3 FeSO4(aq) + 2 K3PO4(aq) = Fe3(PO4)2(s) + 3 K2SO4(aq)

Pb(NO3)2 + Na2SO4 = PbSO4 + Na(NO3) =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 Na(NO3)

(CH3)4OH + O2 = CO2 + H2O =>
4(CH3)4OH + 27 O2 = 16 CO2 + 26 H2O

Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O

CuCl2 + K4Fe(CN)6 = Cu(CN)2 + K4Fe(Cl)6 =>
3 CuCl2 + K4Fe(CN)6 = 3 Cu(CN)2 + K4Fe(Cl)6

MgCl2 + Na(OH) = Mg(OH)2 + NaCl =>
MgCl2 + 2 Na(OH) = Mg(OH)2 + 2 NaCl

H2SO4 + NaOH = (Na2SO4) + H2O =>
H2SO4 + 2 NaOH = (Na2SO4) + 2 H2O

Al2O3 + NH4Cl = AlCl3 + NH3 + H2O =>
Al2O3 + 6 NH4Cl = 2 AlCl3 + 6 NH3 + 3 H2O

C4H10(liq) + O2(g) = CO2(g) + H2O(liq) =>
2 C4H10(liq) + 13 O2(g) = 8 CO2(g) + 10 H2O(liq)

K(s) + H2O(aq) = KOH(s) + H2(s) =>
2 K(s) + 2 H2O(aq) = 2 KOH(s) + H2(s)

CHCl3 + C6H6 = CH(C6H5)3 + HCl =>
CHCl3 + 3 C6H6 = CH(C6H5)3 + 3 HCl

CH3COOH + C2H5OH = CH3COOC2H5 + H3O =>
4 CH3COOH + 6 C2H5OH = 5 CH3COOC2H5 + 4 H3O

H2P = PH3 + H2P4 =>
10 H2P = 6 PH3 + H2P4

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