| Équations équilibrées la veille |
Na2(CrO4) + BaCl2 = Ba(CrO4) + 2 NaCl
Mn + NH3 + H2O = Mn(OH)2 + NH4Mn =>
3 Mn + 2 NH3 + 2 H2O = Mn(OH)2 + 2 NH4Mn
KOH + Fe2S3 = K2S + Fe(OH)3 =>
6 KOH + Fe2S3 = 3 K2S + 2 Fe(OH)3
Cr(s) + N2(g) = CrN(s) =>
2 Cr(s) + N2(g) = 2 CrN(s)
CH2CHCH2 + O2 = CO2 + H2O =>
4 CH2CHCH2 + 17 O2 = 12 CO2 + 10 H2O
CUO + H2O = CU + H2O2 =>
CUO + H2O = CU + H2O2
Zn + HCl + CuSO4 = ZnSO4 + CuCl2 + H2 =>
Zn + 2 HCl + CuSO4 = ZnSO4 + CuCl2 + H2
Na2[Mn(OH)4] + NaOH = Na4[Mn(OH)6] =>
Na2[Mn(OH)4] + 2 NaOH = Na4[Mn(OH)6]
KCl*NaCl + AgNO3 = AgCl + KNO3 + NaNO3 =>
KCl*NaCl + 2 AgNO3 = 2 AgCl + KNO3 + NaNO3
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
C6H14 + HBr = C6H15Br =>
C6H14 + HBr = C6H15Br
Pb(NO3)2 + KI = (NO3)2 + PbKI =>
Pb(NO3)2 + KI = (NO3)2 + PbKI
KMnO4 + H2C2O4 + H{+} = Mn2{+} + CO2 + H2O + K2CO3 =>
4 KMnO4 + 13 H2C2O4 + 2 H{+} = 2 Mn2{+} + 24 CO2 + 14 H2O + 2 K2CO3
K2Cr2O7 + CuSO4 = K2SO4 + CuCr2O7 =>
K2Cr2O7 + CuSO4 = K2SO4 + CuCr2O7
(NH4)2SO4(aq) + Pb(NO3)2(aq) = Pb(SO4)(s) + NH4(NO3) =>
(NH4)2SO4(aq) + Pb(NO3)2(aq) = Pb(SO4)(s) + 2 NH4(NO3)
(CH3)3N + H2O = [(CH3)3NH]OH =>
(CH3)3N + H2O = [(CH3)3NH]OH
Ag2CO3 + H2 = Ag + CO2 + H2O =>
Ag2CO3 + H2 = 2 Ag + CO2 + H2O
XeO3 + NaOH = Na4XeO6 + Xe + H2O =>
4 XeO3 + 12 NaOH = 3 Na4XeO6 + Xe + 6 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Na2SO4 + H2C2O4 = Na2C2O4 + H2SO4 =>
Na2SO4 + H2C2O4 = Na2C2O4 + H2SO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
SnCl2 + KIO + HCl = SnCl4 + KI + H2O =>
SnCl2 + KIO + 2 HCl = SnCl4 + KI + H2O
H2SiO3 + Al = Al(SiO3)3 + H2 =>
3 H2SiO3 + Al = Al(SiO3)3 + 3 H2
Pb(NO3)4 + Na2(SO4) = Pb2(SO4)4 + Na(NO3) =>
2 Pb(NO3)4 + 4 Na2(SO4) = Pb2(SO4)4 + 8 Na(NO3)
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Zn + Al2(SO4)3 + H2O = ZnSO4 + AlOHSO4 + H =>
Zn + Al2(SO4)3 + 2 H2O = ZnSO4 + 2 AlOHSO4 + 2 H
HNO3 + CaF2 = Ca(NO3)2 + HF =>
2 HNO3 + CaF2 = Ca(NO3)2 + 2 HF
Ba(IO3)2 + H2O = H(IO3)2 + BaOH =>
Ba(IO3)2 + H2O = H(IO3)2 + BaOH
PCl3 = P4 + Cl2 =>
4 PCl3 = P4 + 6 Cl2
H2SO4 + TiO2 = H2O2 + TiSO4 =>
H2SO4 + TiO2 = H2O2 + TiSO4
CH3(CH2)7CHCH(CH2)7COO + O2 = CO2 + H2O =>
4 CH3(CH2)7CHCH(CH2)7COO + 101 O2 = 72 CO2 + 66 H2O
Al(OH)3 + NH4Cl = Al + H2O + NH3 + Cl =>
Al(OH)3 + 3 NH4Cl = Al + 3 H2O + 3 NH3 + 3 Cl
MgSO3(s) + HBr(aq) = MgBr2(aq) + SO2(g) + H2O(l) =>
MgSO3(s) + 2 HBr(aq) = MgBr2(aq) + SO2(g) + H2O(l)
CuSO4 + H2O = CuO + H2SO4 =>
CuSO4 + H2O = CuO + H2SO4
Cr2O7{2-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Mg(OH)2 + Na3 + PO4 = Mg3(PO4)2 + NaOH =>
3 Mg(OH)2 + 2 Na3 + 2 PO4 = Mg3(PO4)2 + 6 NaOH
Cu + Fe{+3} = Cu{+} + Fe{+2} =>
Cu + Fe{+3} = Cu{+} + Fe{+2}
CH3COOK + KOH = CH4 + K2CO3 =>
CH3COOK + KOH = CH4 + K2CO3
CaC2 + AsBr3 = C + As + CaBr2 =>
3 CaC2 + 2 AsBr3 = 6 C + 2 As + 3 CaBr2
H{+} + I{-} + IO3{-} = I3{-} + OH{-} =>
3 H{+} + 8 I{-} + IO3{-} = 3 I3{-} + 3 OH{-}
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Pb(NO3)2(aq) + K2Cr2O7(aq) = PbCr2O7(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2Cr2O7(aq) = PbCr2O7(s) + 2 KNO3(aq)
SodiumSulfate + Gold(III)Nitrate = SodiumNitrate + Gold(III)Sulfate =>
SodiumSulfate + Gold(III)Nitrate = SodiumNitrate + Gold(III)Sulfate
S + O = O{2-} + S{4+} =>
S + 2 O = 2 O{2-} + S{4+}
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Zn(s) + O2(s) = ZnO(s) =>
2 Zn(s) + O2(s) = 2 ZnO(s)
Pb(CH3)4 + O2 = PbO + CO2 + H2O =>
2 Pb(CH3)4 + 15 O2 = 2 PbO + 8 CO2 + 12 H2O
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Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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