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Équations chimiques équilibrées sur08/10/24

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Cu2S + Fe = Cu + FeS =>
Cu2S + Fe = 2 Cu + FeS

CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl

Cu2 + NaOH = Cu(OH)2 + Na =>
Cu2 + 4 NaOH = 2 Cu(OH)2 + 4 Na

CaCO3 + HCOOH = Ca(COOH)2 + CO2 + H2O =>
CaCO3 + 2 HCOOH = Ca(COOH)2 + CO2 + H2O

Pb(s) + O2 = PbO(s) =>
2 Pb(s) + O2 = 2 PbO(s)

NaMnO4 + NaClO2 + H2O = MnO2 + NaClO3 + NaOH =>
2 NaMnO4 + 3 NaClO2 + H2O = 2 MnO2 + 3 NaClO3 + 2 NaOH

S2 + HCl = H2S + Cl =>
S2 + 4 HCl = 2 H2S + 4 Cl

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

BaSO4HNO3 = Ba(NO3)SO4H =>
BaSO4HNO3 = Ba(NO3)SO4H

KI + Cl2 + H2O = HIO3 + KCl + HCl =>
KI + 3 Cl2 + 3 H2O = HIO3 + KCl + 5 HCl

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

SH + O2 = S + H2O =>
4 SH + O2 = 4 S + 2 H2O

Hg2Cl2 = HgCl2 + Hg =>
Hg2Cl2 = HgCl2 + Hg

H2 + NO = H2O + N =>
H2 + NO = H2O + N

C6H5COOH + NaHCO3 = C6HCOONa + CO2 + H2O =>
13 C6H5COOH + 15 NaHCO3 = 15 C6HCOONa + CO2 + 39 H2O

ZnS + H = Zn + H2S =>
ZnS + 2 H = Zn + H2S

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

Br1 + O2 = Br2O1 =>
4 Br1 + O2 = 2 Br2O1

C3H6C6H6 = C6H5C3H7 =>
C3H6C6H6 = C6H5C3H7

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

KI + Cl2 + H2O = HIO3 + KCl + HCl =>
KI + 3 Cl2 + 3 H2O = HIO3 + KCl + 5 HCl

Sr(NO3)2(aq) + Na2C2O4(aq) = SrC2O4(s) + NaNO3(aq) =>
Sr(NO3)2(aq) + Na2C2O4(aq) = SrC2O4(s) + 2 NaNO3(aq)

CoSO4 + NH4OH = [Co(NH3)6]SO4 + H2O =>
CoSO4 + 6 NH4OH = [Co(NH3)6]SO4 + 6 H2O

Pb(NO3)2 + RbCl = Rb(NO3) + PbCl2 =>
Pb(NO3)2 + 2 RbCl = 2 Rb(NO3) + PbCl2

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

NaHCO3 + C6H8O7 = C6H5NaO7 + CO2 + H2 =>
5 NaHCO3 + 6 C6H8O7 = 5 C6H5NaO7 + 11 CO2 + 14 H2

CO2 + H2SO4 = COSO4 + H2O =>
CO2 + H2SO4 = COSO4 + H2O

CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

K2Cr2O7 + S = SO2 + Cr2O3 + K2O =>
2 K2Cr2O7 + 3 S = 3 SO2 + 2 Cr2O3 + 2 K2O

Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

K2Cr2O7 + S = Cr2O3 + K2SO4 =>
K2Cr2O7 + S = Cr2O3 + K2SO4

K2Cr2O7 + S = SO2 + Cr2O3 + K2O =>
2 K2Cr2O7 + 3 S = 3 SO2 + 2 Cr2O3 + 2 K2O

CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)

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