| Équations équilibrées la veille | Équations équilibrées le lendemain |
La2O3 + Al2O3 = La2Al2O6
Au + MgO = Au2O3 + Mg =>
2 Au + 3 MgO = Au2O3 + 3 Mg
(CH2OH)2CHOH + O2 = CO2 + H2O =>
2(CH2OH)2CHOH + 7 O2 = 6 CO2 + 8 H2O
CoCl2 + HCl = CoCl4 + H =>
CoCl2 + 2 HCl = CoCl4 + 2 H
Hg + Sb + H2O2 = Hg2Sb2O9 + H2O =>
2 Hg + 2 Sb + 9 H2O2 = Hg2Sb2O9 + 9 H2O
NaHSO4 + KOH = KNaSO4 + H2O =>
NaHSO4 + KOH = KNaSO4 + H2O
SeO2 + SO2 + KOH = Se + H2O + K2SO4 =>
SeO2 + 2 SO2 + 4 KOH = Se + 2 H2O + 2 K2SO4
HCl(aq) + KMnO4(s) = MnCl2(aq) + H2O(l) + Cl2(g) + KCl(aq) =>
16 HCl(aq) + 2 KMnO4(s) = 2 MnCl2(aq) + 8 H2O(l) + 5 Cl2(g) + 2 KCl(aq)
Fe + O2 = FeOO =>
Fe + O2 = FeOO
OH + C6H5CH3 = H2O + CH3COOH =>
16 OH + 2 C6H5CH3 = 2 H2O + 7 CH3COOH
Na2WO4*2H2O + Na2HPO4 + Na2MoO4*2H2O + H2SO4 = H3PW10Mo2O40 + NaHSO4 + H2O =>
10 Na2WO4*2H2O + Na2HPO4 + 2 Na2MoO4*2H2O + 26 H2SO4 = H3PW10Mo2O40 + 26 NaHSO4 + 36 H2O
VOSO4 + NaOH = Na4VO4 + H2O + Na2SO4 =>
VOSO4 + 6 NaOH = Na4VO4 + 3 H2O + Na2SO4
K2CO3 + PbNO3 = KPb + (NO3)2CO3 =>
K2CO3 + 2 PbNO3 = 2 KPb + (NO3)2CO3
Se + HNO3 = H2SeO3 + NO2 + H2O =>
Se + 4 HNO3 = H2SeO3 + 4 NO2 + H2O
NaCH3COO + NaOH = CH4 + Na2CO3 =>
NaCH3COO + NaOH = CH4 + Na2CO3
Ag + Au(No3)2 = AgNo3 + Au =>
2 Ag + Au(No3)2 = 2 AgNo3 + Au
HCN + Cu(SO4) = H2SO4 + Cu(CN)2 =>
2 HCN + Cu(SO4) = H2SO4 + Cu(CN)2
Cl2 + AgNO3 + H2O = AgCl + HClO3 + HNO3 =>
3 Cl2 + 5 AgNO3 + 3 H2O = 5 AgCl + HClO3 + 5 HNO3
Al + Br2 = Al(Br2) =>
Al + Br2 = Al(Br2)
CH2OH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CH2ONa + H2
C3H8 + Br2 = C3H3Br5 + HBr =>
C3H8 + 5 Br2 = C3H3Br5 + 5 HBr
Fe + H2O = H3Fe + OH =>
Fe + 3 H2O = H3Fe + 3 OH
FeBr3(aq) + Ba(OH)2(aq) = Fe(OH)3(s) + BaBr2(aq) =>
2 FeBr3(aq) + 3 Ba(OH)2(aq) = 2 Fe(OH)3(s) + 3 BaBr2(aq)
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH3CO + H2O =>
5 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH3CO + 9 H2O
Al + PtCl2 = Pt + AlCl2 =>
Al + PtCl2 = Pt + AlCl2
Na2B4O7*10H2O + AgNO3 = AgBO2 + B2O3 + NaNO3 + H2O =>
Na2B4O7*10H2O + 2 AgNO3 = 2 AgBO2 + B2O3 + 2 NaNO3 + 10 H2O
Ca(NO2)2 + HBr = HNO2 + CaBr2 =>
Ca(NO2)2 + 2 HBr = 2 HNO2 + CaBr2
C6H12O6 + AgO2 = Ag + C6H8O7 + H2O =>
2 C6H12O6 + 3 AgO2 = 3 Ag + 2 C6H8O7 + 4 H2O
CH6N2O2 = NH3 + CO2 =>
CH6N2O2 = 2 NH3 + CO2
CuO + Na2SO4 = CuSO4 + Na2O =>
CuO + Na2SO4 = CuSO4 + Na2O
Mg + O2 + C = MgCO2 =>
Mg + O2 + C = MgCO2
FeCl3 + P = PCl3 + Fe =>
FeCl3 + P = PCl3 + Fe
Al2(SO4)3 + Li = Li2(SO4)3 + Al =>
Al2(SO4)3 + 2 Li = Li2(SO4)3 + 2 Al
Ca + Li(OH) = Ca(OH) + Li =>
Ca + Li(OH) = Ca(OH) + Li
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Al(NO3)3 + Ca3(AsO4)2 = Al(AsO4) + Ca(NO3)2 =>
2 Al(NO3)3 + Ca3(AsO4)2 = 2 Al(AsO4) + 3 Ca(NO3)2
KAl(SO4)2 + NaOH = Na3K(SO4)2 + Al(OH)3 =>
KAl(SO4)2 + 3 NaOH = Na3K(SO4)2 + Al(OH)3
Cu2S + HCl = CuCl + H2S =>
Cu2S + 2 HCl = 2 CuCl + H2S
NO + SO2 = N2O + SO3 =>
2 NO + SO2 = N2O + SO3
Br2 + NaCl = BrCl + Na =>
Br2 + 2 NaCl = 2 BrCl + 2 Na
KI(s) + Cl2(g) = KCl + I =>
2 KI(s) + Cl2(g) = 2 KCl + 2 I
NaOH + FeCl3 = H3FeO3 + NaCl =>
3 NaOH + FeCl3 = H3FeO3 + 3 NaCl
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
NaHCO3 + Cl = CO2 + NaCl + NaClO3 + H2O =>
6 NaHCO3 + 6 Cl = 6 CO2 + 5 NaCl + NaClO3 + 3 H2O
Cl2 + SO3{2-} + H2O = Cl{-} + SO4{-} + H{+} =>
3 Cl2 + 2 SO3{2-} + 2 H2O = 6 Cl{-} + 2 SO4{-} + 4 H{+}
Fe + HNO3 = Fe(NO3)2 + N2O2 + H2O =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + N2O2 + 4 H2O
Br2 + S2O3{2-} + H2O = Br{-} + SO4 + H{+} =>
6 Br2 + S2O3{2-} + 5 H2O = 12 Br{-} + 2 SO4 + 10 H{+}
CrCl3 + FeCl2 = CrCl2 + FeCl3 =>
CrCl3 + FeCl2 = CrCl2 + FeCl3
HClO4(aq) + LiOH(aq) = LiClO4 + H2O(l) =>
HClO4(aq) + LiOH(aq) = LiClO4 + H2O(l)
CH2N3O9 = N2 + CO2 + H2O + O2 =>
2 CH2N3O9 = 3 N2 + 2 CO2 + 2 H2O + 6 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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