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Équations chimiques équilibrées sur06/15/17

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CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2

KCLO2 + KI + H2O = KCL + KOH + I2 =>
KCLO2 + 4 KI + 2 H2O = KCL + 4 KOH + 2 I2

Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2

N2 + HNO3 = NO2 + H2O =>
N2 + 8 HNO3 = 10 NO2 + 4 H2O

C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O

KCLO2 + KI + H2O = KCL + KOH + I =>
KCLO2 + 4 KI + 2 H2O = KCL + 4 KOH + 4 I

PbS + Na2CO3 + C = CO2 + Na2S + Pb =>
2 PbS + 2 Na2CO3 + C = 3 CO2 + 2 Na2S + 2 Pb

CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O

CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O

KMnO4 + FeSO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O

AGNO3 + CACl2 = AGCl + CA(NO3)2 =>
2 AGNO3 + CACl2 = 2 AGCl + CA(NO3)2

SO2 + H2S = H2O + S =>
SO2 + 2 H2S = 2 H2O + 3 S

H2O = H2 + O2 =>
2 H2O = 2 H2 + O2

C3H6Cl2 + Zn = C3H6 + ZnCl2 =>
C3H6Cl2 + Zn = C3H6 + ZnCl2

CuS + H2NO3 = CuNO3 + NO + S + H2O =>
CuS + 2 H2NO3 = CuNO3 + NO + S + 2 H2O

Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O

CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O

H2SO4 + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4

CH3OH + CuO = CH2O + Cu2O + H2O =>
CH3OH + 2 CuO = CH2O + Cu2O + H2O

P + KClO3 = P2O3 + KCl =>
2 P + KClO3 = P2O3 + KCl

NO + O2 = NO2 =>
2 NO + O2 = 2 NO2

N2 + Na2CO3 + C = CO + NaCN =>
N2 + Na2CO3 + 4 C = 3 CO + 2 NaCN

C2H5OH + Na2B4O7 + NaHSO4 = C6H15BO3 + Na2SO4 + H2O =>
12 C2H5OH + Na2B4O7 + 2 NaHSO4 = 4 C6H15BO3 + 2 Na2SO4 + 7 H2O

Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al

Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3

NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO

HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O

Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O

H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4

NaI + H2SO4 = I + H2S + H2O + NaSO4 =>
4 NaI + 5 H2SO4 = 4 I + H2S + 4 H2O + 4 NaSO4

C6H12O6 + NH4 + H2PO4 + O2 = C60H87O23N12P + H2O =>
40 C6H12O6 + 48 NH4 + 4 H2PO4 + O2 = 4 C60H87O23N12P + 166 H2O

CH3NH2 + HNO2 = CH3OH + N2 + H2O =>
CH3NH2 + HNO2 = CH3OH + N2 + H2O

Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2

Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O

CH3OH + Na2B4O7 + H2SO4 = C3H9BO3 + NaHSO4 + H2O =>
12 CH3OH + Na2B4O7 + 2 H2SO4 = 4 C3H9BO3 + 2 NaHSO4 + 7 H2O

U + CLF3 = UF6 + CLF =>
U + 3 CLF3 = UF6 + 3 CLF

Mg + HNO3 = Mg(HNO3)2 =>
Mg + 2 HNO3 = Mg(HNO3)2

KMNO4 + KI + H2SO4 = MNSO4 + K2SO4 + H2O + I2 =>
2 KMNO4 + 10 KI + 8 H2SO4 = 2 MNSO4 + 6 K2SO4 + 8 H2O + 5 I2

NaI + KMnO4 + KOH = I2 + K2MnO4 + NaOH =>
2 NaI + 2 KMnO4 + 2 KOH = I2 + 2 K2MnO4 + 2 NaOH

C2H5OH + Na2B4O7 + H2SO4 = C6H15BO3 + NaHSO4 + H2O =>
12 C2H5OH + Na2B4O7 + 2 H2SO4 = 4 C6H15BO3 + 2 NaHSO4 + 7 H2O

Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2

C6H12O6 + NH4 + H2PO4 + O2 = C60H87O23N12P + H2O =>
40 C6H12O6 + 48 NH4 + 4 H2PO4 + O2 = 4 C60H87O23N12P + 166 H2O

C2H5OH + K2B4O7 + H2SO4 = C6H15BO3 + KHSO4 + H2O =>
12 C2H5OH + K2B4O7 + 2 H2SO4 = 4 C6H15BO3 + 2 KHSO4 + 7 H2O

CH3OH + NH3 = CH3NH2 + H2O =>
CH3OH + NH3 = CH3NH2 + H2O

Na2SO3 + H3PO4 = H2SO3 + Na3PO4 =>
3 Na2SO3 + 2 H3PO4 = 3 H2SO3 + 2 Na3PO4

KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2

HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O

S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O

ICl = I2 + Cl2 =>
2 ICl = I2 + Cl2

1 2 3 4 5 6
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