| Équations équilibrées la veille |
2 Fe(OH)2 + Pb(OH)3{-} = 2 Fe(OH)3 + Pb + OH{-}
NaOH(aq) + K2SO4(aq) = Na2SO4(aq) + KOH(aq) =>
2 NaOH(aq) + K2SO4(aq) = Na2SO4(aq) + 2 KOH(aq)
Y(NO3)3 + C6H8O7 = Y2O3 + N2 + CO2 + H2O =>
6 Y(NO3)3 + 5 C6H8O7 = 3 Y2O3 + 9 N2 + 30 CO2 + 20 H2O
Sr + SO4 = Sr(SO4) =>
Sr + SO4 = Sr(SO4)
Bi2(SO4)3 + K2CrO4 = Bi2(CrO4)3 + K2SO4 =>
Bi2(SO4)3 + 3 K2CrO4 = Bi2(CrO4)3 + 3 K2SO4
Cr + I2 = CrI3 =>
2 Cr + 3 I2 = 2 CrI3
C5H11OH + H2O = C5H11OOH + H =>
C5H11OH + H2O = C5H11OOH + 2 H
KMnO4 + H2O + Na2SO2 = MnO2 + Na2SO4 + KOH =>
4 KMnO4 + 2 H2O + 3 Na2SO2 = 4 MnO2 + 3 Na2SO4 + 4 KOH
Na2SO3 + KMnO4 + KOH = Na2 + SO4 + K2MnO4 + H2O =>
Na2SO3 + 2 KMnO4 + 2 KOH = Na2 + SO4 + 2 K2MnO4 + H2O
K2SiO3 + S = SO2 + K + Si =>
2 K2SiO3 + 3 S = 3 SO2 + 4 K + 2 Si
CH3CONH2(s) + CH3OH(l) = CH3CNH3CH3(l) + O2 =>
CH3CONH2(s) + CH3OH(l) = CH3CNH3CH3(l) + O2
NO2 + CH4 + O2 = C2H3O5N + H2O =>
4 NO2 + 8 CH4 + 11 O2 = 4 C2H3O5N + 10 H2O
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH4Cl(aq) + NaOH(aq) = NaCl(aq) + NH3(g) + H2O =>
NH4Cl(aq) + NaOH(aq) = NaCl(aq) + NH3(g) + H2O
H2X + H2O = HX + H3O =>
H2X + H2O = HX + H3O
CF4(g) + Br2(g) = CBr4(g) + F2(g) =>
CF4(g) + 2 Br2(g) = CBr4(g) + 2 F2(g)
C2H7N = C2 + H7 + N =>
C2H7N = C2 + H7 + N
Ag2S + NO3{-} + H{+} = S + Ag{+} + NO + H2O =>
3 Ag2S + 2 NO3{-} + 8 H{+} = 3 S + 6 Ag{+} + 2 NO + 4 H2O
Zn + Pb(NO3)2 = Pb + Zn(NO3)32 =>
Zn + 16 Pb(NO3)2 = 16 Pb + Zn(NO3)32
H2S + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + NaHSO4 =>
3 H2S + 4 Na2Cr2O7 + 17 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 8 NaHSO4
FeS2 + O2 + H2O = Fe(OH) + SO4{-2} + H{+} =>
4 FeS2 + 13 O2 + 10 H2O = 4 Fe(OH) + 8 SO4{-2} + 16 H{+}
CH3COH + Ag2O = CO2 + Ag + H2O =>
CH3COH + 5 Ag2O = 2 CO2 + 10 Ag + 2 H2O
MnO3Mn2O3SiO2 + C = MnO + SiO2 + CO =>
MnO3Mn2O3SiO2 + 3 C = 3 MnO + SiO2 + 3 CO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C4H6 + O2 = C2O + H3 =>
C4H6 + O2 = 2 C2O + 2 H3
Cr2O4{2-} + H2O2 + H{+} = Cr(O2)O + H2O =>
Cr2O4{2-} + 3 H2O2 + 2 H{+} = 2 Cr(O2)O + 4 H2O
[Cr(CH3COO)2*2H2O]2 + H2SO4 = Cr2(SO4)3 + SO2 + CH3COOH + H2O =>
[Cr(CH3COO)2*2H2O]2 + 4 H2SO4 = Cr2(SO4)3 + SO2 + 4 CH3COOH + 6 H2O
AsO3{3-} + ClO{-} = AsO4{3-} + Cl{-} =>
AsO3{3-} + ClO{-} = AsO4{3-} + Cl{-}
[Ag(NH3)2]Cl + KI + HNO3 = AgCl + NH4I + KNO3 =>
[Ag(NH3)2]Cl + 2 KI + 2 HNO3 = AgCl + 2 NH4I + 2 KNO3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
CaO + Cr2(SO4)3 = CaSO4 + Cr2O3 =>
3 CaO + Cr2(SO4)3 = 3 CaSO4 + Cr2O3
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
C8H9NO + O2 = CO2 + H2O + N =>
4 C8H9NO + 39 O2 = 32 CO2 + 18 H2O + 4 N
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
(NH3)CO2 = NH3 + CO2 =>
(NH3)CO2 = NH3 + CO2
C3H9N + HNO2 = N2 + C3H8O + H2O =>
C3H9N + HNO2 = N2 + C3H8O + H2O
Mg(C2H3O2)2 + HCl = HC2H3O2 + MgCl2 =>
Mg(C2H3O2)2 + 2 HCl = 2 HC2H3O2 + MgCl2
K2Cr4 + Pb(NO3)2 = KNO3 + PbCr4 =>
K2Cr4 + Pb(NO3)2 = 2 KNO3 + PbCr4
HCl + NaOCl = NaCl + Cl2 + H2O =>
2 HCl + NaOCl = NaCl + Cl2 + H2O
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
Ga(s) + S(s) = Ga2S3(s) =>
2 Ga(s) + 3 S(s) = Ga2S3(s)
CoBr3 + K2S = Co2S3 + KBr =>
2 CoBr3 + 3 K2S = Co2S3 + 6 KBr
KF + Ca(NO3)2 = K(NO3)2 + FCa =>
KF + Ca(NO3)2 = K(NO3)2 + FCa
CO2 = O2C =>
CO2 = O2C
Pb(NO3)2 + NH3 = Pb3N2 + HNO3 =>
3 Pb(NO3)2 + 2 NH3 = Pb3N2 + 6 HNO3
M(l) + H2(g) = MH =>
2 M(l) + H2(g) = 2 MH
C6H11CH2OH + H2SO4 + CrO3 = C6H11COOH + Cr2(SO4)3 + H2O =>
3 C6H11CH2OH + 6 H2SO4 + 4 CrO3 = 3 C6H11COOH + 2 Cr2(SO4)3 + 9 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
BaBr2 + SnO2 = BaO + SnBr4 =>
2 BaBr2 + SnO2 = 2 BaO + SnBr4
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