Équations équilibrées la veille |
2 KClO3 = 2 KCl + 3 O2
Al + Cr2O7 = Al2O3 + Cr =>
14 Al + 3 Cr2O7 = 7 Al2O3 + 6 Cr
C12H26 + O2F2 = CO2 + HF + H2O =>
3 C12H26 + 37 O2F2 = 36 CO2 + 74 HF + 2 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NH3 + O2 = H2O + N2O4 =>
4 NH3 + 7 O2 = 6 H2O + 2 N2O4
CO + NO2 = CO2 + NO =>
CO + NO2 = CO2 + NO
Fe + Cl = (FeCl3) =>
Fe + 3 Cl = (FeCl3)
MgO*SiO2 = MgSiO3 =>
MgO*SiO2 = MgSiO3
H2O + CO2 = C6H6O6 + O2 =>
6 H2O + 12 CO2 = 2 C6H6O6 + 9 O2
HCl(aq) + NaOH(aq) = OH2 + NaCl =>
HCl(aq) + NaOH(aq) = OH2 + NaCl
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe + CuNo3 = Fe(No3) + Cu =>
Fe + CuNo3 = Fe(No3) + Cu
F + AgNO3 = AgF + (NO3)2 =>
2 F + 2 AgNO3 = 2 AgF + (NO3)2
HBr + PbS = H2S + PbBr2 =>
2 HBr + PbS = H2S + PbBr2
(CH3COO)2Pb + (COOH)2 = (COO)2Pb + CH3COOH =>
(CH3COO)2Pb + (COOH)2 = (COO)2Pb + 2 CH3COOH
Zn + Pb2{+} = Zn2{+} + Pb =>
2 Zn + Pb2{+} = Zn2{+} + 2 Pb
Na3PO3 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O + Na2SO4 =>
10 Na3PO3 + 4 KMnO4 + 21 H2SO4 = 10 H3PO4 + 4 MnSO4 + 2 K2SO4 + 6 H2O + 15 Na2SO4
H2O + P4O8 = H3PO3 + H3PO4 =>
6 H2O + P4O8 = 2 H3PO3 + 2 H3PO4
C3H3NS + O2 = CO2 + H2O + N2 + S =>
4 C3H3NS + 15 O2 = 12 CO2 + 6 H2O + 2 N2 + 4 S
KOH(aq) + BaCl2(aq) = Ba(OH)2(s) + KCl(s) =>
2 KOH(aq) + BaCl2(aq) = Ba(OH)2(s) + 2 KCl(s)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
K2SO4 + BaOH = K2OH + BaSO4 =>
K2SO4 + BaOH = K2OH + BaSO4
C2 + H = CH3 =>
C2 + 6 H = 2 CH3
AlO + NaOH = Na2AlO2 + H2O =>
AlO + 2 NaOH = Na2AlO2 + H2O
Cs2CrO4 + Rb2O = Cs2O + Rb2CrO4 =>
Cs2CrO4 + Rb2O = Cs2O + Rb2CrO4
CO = C + CO2 =>
2 CO = C + CO2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Pb(NO3)(aq) + NaBr(aq) = PbBr(s) + Na(NO3)(aq) =>
Pb(NO3)(aq) + NaBr(aq) = PbBr(s) + Na(NO3)(aq)
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
FeOHCl + H2O = Fe3O4 + HCl + H2 =>
3 FeOHCl + H2O = Fe3O4 + 3 HCl + H2
Cu + H2SO4 + C = CuSO4 + CH4 =>
2 Cu + 2 H2SO4 + C = 2 CuSO4 + CH4
Zn(NO3)2 + MgCl2 = ZnCl2 + (NO3)2Mg =>
Zn(NO3)2 + MgCl2 = ZnCl2 + (NO3)2Mg
HNo3 + Cu = Cu(No3)2 + H2 =>
2 HNo3 + Cu = Cu(No3)2 + H2
Na + NaNO3 = NaO2 + N2 =>
Na + 2 NaNO3 = 3 NaO2 + N2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
B2S3 + NaI = BI3 + Na2S =>
B2S3 + 6 NaI = 2 BI3 + 3 Na2S
Ag(BrO3) + Be(C2O4) = Ag2(C2O4) + Be(BrO3)2 =>
2 Ag(BrO3) + Be(C2O4) = Ag2(C2O4) + Be(BrO3)2
As2S3 + HNO3 = H3AsO4 + NO2 + H2SO4 + H2O =>
As2S3 + 28 HNO3 = 2 H3AsO4 + 28 NO2 + 3 H2SO4 + 8 H2O
HON2 + H2O = ONH2 + OH =>
HON2 + 2 H2O = 2 ONH2 + OH
Na2CO3(s) + CO2(g) + H2O(g) = NaHCO3(s) =>
Na2CO3(s) + CO2(g) + H2O(g) = 2 NaHCO3(s)
Fe2O3 + Ag = Fe + Ag2O3 =>
Fe2O3 + 2 Ag = 2 Fe + Ag2O3
Ag + NO3 + KI = AgI + KNO3 =>
Ag + NO3 + KI = AgI + KNO3
MnO2 + NH3 = Mn3O4 + NO + H2O =>
15 MnO2 + 4 NH3 = 5 Mn3O4 + 4 NO + 6 H2O
C6H22 + O2 = H2O + CO2 =>
2 C6H22 + 23 O2 = 22 H2O + 12 CO2
F + AgNO3 = AgF + NO3 =>
F + AgNO3 = AgF + NO3
KIO3 + KI + H2S04 = I2 + K2SO4 + H2O =>
17 KIO3 + 7 KI + 3 H2S04 = 12 I2 + 12 K2SO4 + 3 H2O
K + Br + H2O = KOH + HBr =>
K + Br + H2O = KOH + HBr
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
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