| Équations équilibrées la veille |
N2H4(aq) + 2 Cu(OH)2(s) = 2 Cu(s) + N2(g) + 4 H2O
Fe(SO4) + K4(Fe(CN)6) = K2(SO4) + Fe2(Fe(CN)6) =>
2 Fe(SO4) + K4(Fe(CN)6) = 2 K2(SO4) + Fe2(Fe(CN)6)
PbS + SO4 = Pb + SO2 =>
PbS + SO4 = Pb + 2 SO2
NO3 = N + O =>
NO3 = N + 3 O
Co(OH)3(aq) + HNO3(aq) = Co(NO3)3(aq) + H2O(l) =>
Co(OH)3(aq) + 3 HNO3(aq) = Co(NO3)3(aq) + 3 H2O(l)
K2SO4(aq) + CaCl2(aq) = CaSO4(aq) + K2Cl2(aq) =>
K2SO4(aq) + CaCl2(aq) = CaSO4(aq) + K2Cl2(aq)
NaNO2 + KMnO4 + H2SO4 = NO2 + K2SO4 + Na2SO4 + MnSO4 + H2O =>
10 NaNO2 + 2 KMnO4 + 8 H2SO4 = 10 NO2 + K2SO4 + 5 Na2SO4 + 2 MnSO4 + 8 H2O
CaCO3(aq) = CaO(aq) + CO2(g) =>
CaCO3(aq) = CaO(aq) + CO2(g)
P4O4 + O2 = P4O10 =>
P4O4 + 3 O2 = P4O10
C3H8O3 + O2 = CO + H2O =>
C3H8O3 + 2 O2 = 3 CO + 4 H2O
SO2 + H2O + KMnO4 = K2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 H2O + 2 KMnO4 = K2SO4 + 2 MnSO4 + 2 H2SO4
C4H8N2O3 + HCl = [C4H9N2O3]Cl =>
C4H8N2O3 + HCl = [C4H9N2O3]Cl
Cl2 + HF = HCl + F =>
Cl2 + 2 HF = 2 HCl + 2 F
BaCl2(aq) + NaOH(aq) = Ba(OH)2(s) + NaCl(aq) =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2(s) + 2 NaCl(aq)
Cr2O3(s) + CO(s) = Cr(s) + CO2(g) =>
Cr2O3(s) + 3 CO(s) = 2 Cr(s) + 3 CO2(g)
Mg(OH)2 + BaCl2 = MgCl2 + Ba(OH)2 =>
Mg(OH)2 + BaCl2 = MgCl2 + Ba(OH)2
Cl2(g) + CaBr(aq) = CaCl2(aq) + Br2(g) =>
2 Cl2(g) + 2 CaBr(aq) = 2 CaCl2(aq) + Br2(g)
CH3OH + Br2 = CH3Br + Br(OH)2 =>
4 CH3OH + 3 Br2 = 4 CH3Br + 2 Br(OH)2
AlBr3 + K2O = KBr + Al2O3 =>
2 AlBr3 + 3 K2O = 6 KBr + Al2O3
Mg + P = MgP =>
Mg + P = MgP
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
Mg + Pb2(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb2(NO3)2 = Mg(NO3)2 + 2 Pb
Zr + Br = ZrBr =>
Zr + Br = ZrBr
B10H14 + SEt2 = B10H12(SEt2)2 + H2 =>
B10H14 + 2 SEt2 = B10H12(SEt2)2 + H2
NaOH(s) + H2S(s) = Na2S(s) + H2O(g) =>
2 NaOH(s) + H2S(s) = Na2S(s) + 2 H2O(g)
Bi(NO3)2 + Co(NO3)2 + NH4VO3 + H3PO4 = BiCoV2P4O12 + NO2 + H2O =>
Bi(NO3)2 + Co(NO3)2 + 2 NH4VO3 + 4 H3PO4 = BiCoV2P4O12 + 6 NO2 + 10 H2O
H2C6O5H7{-} + H2O = OH{-} + H3C6O5H7 =>
H2C6O5H7{-} + H2O = OH{-} + H3C6O5H7
HNO3 + Ca + OH = Ca(NO3)2 + H2O =>
2 HNO3 + Ca + 2 OH = Ca(NO3)2 + 2 H2O
CaS4 + H2O2 = CaSO4 + SO2 + H2O =>
CaS4 + 10 H2O2 = CaSO4 + 3 SO2 + 10 H2O
K2SO4 + HNO3 = H2SO4 + KNO3 =>
K2SO4 + 2 HNO3 = H2SO4 + 2 KNO3
Ce(OH)4 + HCl = Ce(OH)3 + H2O + HClO4 =>
8 Ce(OH)4 + HCl = 8 Ce(OH)3 + 4 H2O + HClO4
CrO3 + HCl = Cl2 + CrCl3 + H2O =>
2 CrO3 + 12 HCl = 3 Cl2 + 2 CrCl3 + 6 H2O
KMnO4 + C3H6O3 = CO2 + H2O + Mn2O3 + K2CO3 =>
6 KMnO4 + 2 C3H6O3 = 3 CO2 + 6 H2O + 3 Mn2O3 + 3 K2CO3
KOH + Cl2 + KI = KCl + KIO3 + HCl =>
3 KOH + 3 Cl2 + KI = 3 KCl + KIO3 + 3 HCl
HI + Al2S3 = H2 + AlI3 + S =>
6 HI + Al2S3 = 3 H2 + 2 AlI3 + 3 S
CO2 + H2SO4 = C(SO4)2 + H2O =>
CO2 + 2 H2SO4 = C(SO4)2 + 2 H2O
CuSO4 + H2O + Zn = Cu + H2SO4 + ZnO =>
CuSO4 + H2O + Zn = Cu + H2SO4 + ZnO
Cu + H2SO3 = CuSO3 + H =>
Cu + H2SO3 = CuSO3 + 2 H
SrN = Sr + N =>
SrN = Sr + N
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
CH3OH + PI3 = CH3I + PO + HI2 =>
CH3OH + PI3 = CH3I + PO + HI2
H2SO3 + CaO = SO3Ca + H2O =>
H2SO3 + CaO = SO3Ca + H2O
Ni{2+} + NH4OH = Ni(OH)2 + NH4{+} =>
Ni{2+} + 2 NH4OH = Ni(OH)2 + 2 NH4{+}
CrO3 + XH + C12H22O11 = CrX3 + H2O + CO2 =>
16 CrO3 + 48 XH + C12H22O11 = 16 CrX3 + 35 H2O + 12 CO2
CH3CH2OH + CH3COOH = CH3CHOOCH2 + H2O =>
CH3CH2OH + 2 CH3COOH = 2 CH3CHOOCH2 + H2O
Zn(OH)2 + K2O + H2O = K2[Zn(OH)4] =>
Zn(OH)2 + K2O + H2O = K2[Zn(OH)4]
FeOHCl2H2O = Fe(OH)2ClHCl =>
FeOHCl2H2O = Fe(OH)2ClHCl
MoSO4 = MoSO3 + O2 =>
2 MoSO4 = 2 MoSO3 + O2
Pb(OH)4 + HI = PbI4 + H2O =>
Pb(OH)4 + 4 HI = PbI4 + 4 H2O
KHCO3 + C2H5OH = C2H5COK + CO2 + H2O =>
3 KHCO3 + 4 C2H5OH = 3 C2H5COK + 2 CO2 + 6 H2O
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