| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KCrO2 + 3 Br2 + 8 KON = 2 K2CrO4 + 6 KBr + 4 N2O
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NaF + Ba(OH)2 = BaF2 + NaOH =>
2 NaF + Ba(OH)2 = BaF2 + 2 NaOH
LiOH + HNO3 = H2O + LiNO3 =>
LiOH + HNO3 = H2O + LiNO3
SO3(g) + H2O(aq) = H2SO4 =>
SO3(g) + H2O(aq) = H2SO4
IF7 + H2O = HIO4 + HF =>
IF7 + 4 H2O = HIO4 + 7 HF
N2O5 = N2 + O2* =>
2 N2O5 = 2 N2 + 5 O2*
C14H28(s) + O2(g) = CO2(g) + H2O(g) =>
C14H28(s) + 21 O2(g) = 14 CO2(g) + 14 H2O(g)
Co2(SO4)3 + LiOH = Co2OH + Li(SO4)3 =>
Co2(SO4)3 + LiOH = Co2OH + Li(SO4)3
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Au2(SO4)3 + Fe = FeSO4 + Au =>
Au2(SO4)3 + 3 Fe = 3 FeSO4 + 2 Au
HOCH2CHO + Ag[(NH3)2]OH = OHCH2COOH + Ag + NH3 + H2O =>
HOCH2CHO + 2 Ag[(NH3)2]OH = OHCH2COOH + 2 Ag + 4 NH3 + H2O
NH4OH + CO2 = NH2CO2NH4 + H2O =>
2 NH4OH + CO2 = NH2CO2NH4 + 2 H2O
Cu(OH)2Mg = Mg(OH)2Cu =>
Cu(OH)2Mg = Mg(OH)2Cu
Mn(OH)2 + Na2O2 = Na2MnO4 + NaOH =>
Mn(OH)2 + 2 Na2O2 = Na2MnO4 + 2 NaOH
Cl2 + Na2S203 + NaOH = NaCl + Na2SO4 + H2O =>
610 Cl2 + Na2S203 + 1624 NaOH = 1220 NaCl + 203 Na2SO4 + 812 H2O
Pb3*O4 + H2 = Pb3 + H2O =>
Pb3*O4 + 4 H2 = Pb3 + 4 H2O
H2SO4 + Na2O = H2O + Na2SO4 =>
H2SO4 + Na2O = H2O + Na2SO4
HNo3 + Mg(OH)2 = H2O + Mg(No3)2 =>
2 HNo3 + Mg(OH)2 = 2 H2O + Mg(No3)2
Cu{2}SO4 + Fe = Cu + Fe{3}SO4 =>
3 Cu{2}SO4 + 2 Fe = 3 Cu + 2 Fe{3}SO4
CaCO3 + FeCl2 = CaCl2 + FeCO3 =>
CaCO3 + FeCl2 = CaCl2 + FeCO3
K2SeO4 + HCl = KCl + H2SeO3 + Cl2 + H2O =>
K2SeO4 + 4 HCl = 2 KCl + H2SeO3 + Cl2 + H2O
NaBr(aq) + Ag2SO3(aq) = AgBr(s) + Na2SO3(aq) =>
2 NaBr(aq) + Ag2SO3(aq) = 2 AgBr(s) + Na2SO3(aq)
NO2(g) = O2(g) + N2(g) =>
2 NO2(g) = 2 O2(g) + N2(g)
CH3OH + KMnO4 = HCHO + KOH + H2O + MnO2 =>
3 CH3OH + 2 KMnO4 = 3 HCHO + 2 KOH + 2 H2O + 2 MnO2
ZnCl2 + H2CO3 = HCl + Zn2(CO3)2 =>
2 ZnCl2 + 2 H2CO3 = 4 HCl + Zn2(CO3)2
MgO + HAlO2 = Mg(AlO2)2 + H2O =>
MgO + 2 HAlO2 = Mg(AlO2)2 + H2O
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C5H2OH + O2 = H2O + CO2 =>
4 C5H2OH + 21 O2 = 6 H2O + 20 CO2
C4H9OH + PCl5 = C4H9Cl + HCl + POCl3 =>
C4H9OH + PCl5 = C4H9Cl + HCl + POCl3
Be + NaOH + NaClO3 + H2O = Na2[Be(OH)4] + NaCl =>
3 Be + 6 NaOH + NaClO3 + 3 H2O = 3 Na2[Be(OH)4] + NaCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H14O4 + O2 = C02 + H2O =>
2 C6H14O4 + 3 O2 = 6 C02 + 14 H2O
V2O5 + N2H4H2O = VO2 + NH + H2O =>
V2O5 + N2H4H2O = 2 VO2 + 2 NH + 2 H2O
(CH2)5CHOH + O2 = CO2 + H2O =>
2(CH2)5CHOH + 17 O2 = 12 CO2 + 12 H2O
CH3CH(OH)CH3 + Cr2O7{2-} + H{+} = CH3CHOCH3 + Cr{3+} + H2O =>
6 CH3CH(OH)CH3 + Cr2O7{2-} + 8 H{+} = 6 CH3CHOCH3 + 2 Cr{3+} + 7 H2O
Li3PO4(aq) + NaI(aq) = LiI(s) + Na3PO4(aq) =>
Li3PO4(aq) + 3 NaI(aq) = 3 LiI(s) + Na3PO4(aq)
Sb(ClO2)5 = SbCl5 + O2 =>
Sb(ClO2)5 = SbCl5 + 5 O2
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
Cl2O + H2 = Cl2 + H2O =>
Cl2O + H2 = Cl2 + H2O
Mg + HI = MgI2 + H =>
Mg + 2 HI = MgI2 + 2 H
HF + H2O = H2 + FOH =>
HF + H2O = H2 + FOH
C5H10O5 + H2SO4 = H2O + SO2 + CO2 =>
C5H10O5 + 10 H2SO4 = 15 H2O + 10 SO2 + 5 CO2
MgCO3 + H3PO4 = Mg3(PO4)2 + CO2 + H2O =>
3 MgCO3 + 2 H3PO4 = Mg3(PO4)2 + 3 CO2 + 3 H2O
Zn2 + Na3Po4 = Na + Zn3(Po4)2 =>
3 Zn2 + 4 Na3Po4 = 12 Na + 2 Zn3(Po4)2
Cu + NaNO3 + HCl = Cu(NO3)2 + NaCl + NO2 + H2O =>
Cu + 4 NaNO3 + 4 HCl = Cu(NO3)2 + 4 NaCl + 2 NO2 + 2 H2O
HNO3 + Na2SO3 = NaNO3 + SO2 + H2O =>
2 HNO3 + Na2SO3 = 2 NaNO3 + SO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C8H7NO3 + Sn + HCl = C8H7ONH2 + SnCl4 + H2O =>
2 C8H7NO3 + 3 Sn + 12 HCl = 2 C8H7ONH2 + 3 SnCl4 + 4 H2O
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Équations équilibrées sur10/18/24
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