| Équations équilibrées la veille |
K3AsO4 + 2 KI + H2SO4 = K3AsO3 + I2 + K2SO4 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2Cr2O7 + H2SO4 + CH3OH = Cr2(SO4)3 + CH2O2 + H2O =>
2 H2Cr2O7 + 6 H2SO4 + 3 CH3OH = 2 Cr2(SO4)3 + 3 CH2O2 + 11 H2O
ClO2 + HCl = Cl2 + H2O =>
2 ClO2 + 8 HCl = 5 Cl2 + 4 H2O
MnI = Mn + I =>
MnI = Mn + I
Ge + H = GeH4 =>
Ge + 4 H = GeH4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
ClO2 + HCl = Cl2 + H2O =>
2 ClO2 + 8 HCl = 5 Cl2 + 4 H2O
Fe(SO4) + KOH = K2SO4 + Fe(OH)2 =>
Fe(SO4) + 2 KOH = K2SO4 + Fe(OH)2
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Fe(ii) + HCl = FeCl2 + H2 =>
Fe(ii) + 2 HCl = FeCl2 + H2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2 + La(OH)3 = La + H2O =>
3 H2 + 2 La(OH)3 = 2 La + 6 H2O
CsOH + H2SO4 = Cs2SO4 + H2O =>
2 CsOH + H2SO4 = Cs2SO4 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Ca(OH)2 + P2O5 = Ca + (PO4)2 + H2O =>
3 Ca(OH)2 + P2O5 = 3 Ca + (PO4)2 + 3 H2O
Cr(s) + Fe(NO3)2(aq) = Fe(s) + Cr(NO3)3(aq) =>
2 Cr(s) + 3 Fe(NO3)2(aq) = 3 Fe(s) + 2 Cr(NO3)3(aq)
H2 + La(OH)3 = H2(OH)3 + La =>
H2 + La(OH)3 = H2(OH)3 + La
C7H16(g) + O2(g) = CO2(g) + H2(g) =>
C7H16(g) + 7 O2(g) = 7 CO2(g) + 8 H2(g)
ZnC2O4 = ZnO + CO2 + CO =>
ZnC2O4 = ZnO + CO2 + CO
La(OH)3 + H2 = LaH10 + H2O =>
2 La(OH)3 + 13 H2 = 2 LaH10 + 6 H2O
ZnC2O4 = ZnO + CO2 + CO =>
ZnC2O4 = ZnO + CO2 + CO
Ca + CuF2 = CaF2 + Cu =>
Ca + CuF2 = CaF2 + Cu
La(OH)3 + H2 = LaH3 + H2O =>
La(OH)3 + 3 H2 = LaH3 + 3 H2O
HCl + FeS = FeCl2H2S =>
2 HCl + FeS = FeCl2H2S
S + O2 = SO8 =>
S + 4 O2 = SO8
AuCl3 + H2O = HCl + Au(OH)3 =>
AuCl3 + 3 H2O = 3 HCl + Au(OH)3
KCl + MnCl2 = KMnCl2 + Cl2 =>
2 KCl + 2 MnCl2 = 2 KMnCl2 + Cl2
NH4Cl + Pb3(PO4)4 = PbCl4 + (NH4)3PO4 =>
12 NH4Cl + Pb3(PO4)4 = 3 PbCl4 + 4(NH4)3PO4
Pb(C2H3O2)2 + Li2S = PbS + LiC2H3O2 =>
Pb(C2H3O2)2 + Li2S = PbS + 2 LiC2H3O2
(NH4)2[Hg(CNS)4] + ZnSO4 = Zn[Hg(CNS)4] + (NH4)2SO4 =>
(NH4)2[Hg(CNS)4] + ZnSO4 = Zn[Hg(CNS)4] + (NH4)2SO4
Na3BiO3 + HCl = BiCl3 + NaCl + H2O =>
Na3BiO3 + 6 HCl = BiCl3 + 3 NaCl + 3 H2O
Zn(s) + AgNO3(aq) = Ag(s) + Zn(NO3)4(aq) =>
Zn(s) + 4 AgNO3(aq) = 4 Ag(s) + Zn(NO3)4(aq)
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
AlPO4 + CaNO3 = AlNO3 + CaPO4 =>
AlPO4 + CaNO3 = AlNO3 + CaPO4
Cl8 + O4 = Cl2O =>
Cl8 + O4 = 4 Cl2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
K2[Zn(OH)4] + CaCl2 = ZnCl2 + K2[Ca(OH)4] =>
K2[Zn(OH)4] + CaCl2 = ZnCl2 + K2[Ca(OH)4]
KMnO4 + Zn + H2SO4 = MnSO4 + ZnSO4 + H2O + K2SO =>
2 KMnO4 + 8 Zn + 11 H2SO4 = 2 MnSO4 + 8 ZnSO4 + 11 H2O + K2SO
H{+} + No2{-} + Cr2O7{2-} = Cr{3+} + No3{-} + H2O =>
14 H{+} + 18 No2{-} + Cr2O7{2-} = 2 Cr{3+} + 12 No3{-} + 7 H2O
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O7 =>
10 Zn + 34 HNO3 = 10 Zn(NO3)2 + 7 NH4NO3 + 3 H2O7
NaCl + H2SO4 + C + CaCO3 = HCl + CO + CaS + Na2CO3 =>
2 NaCl + H2SO4 + 4 C + CaCO3 = 2 HCl + 4 CO + CaS + Na2CO3
K2Cr2O7 + H2C2O4*2H2O = K[Cr(H2O)2(C2O4)2] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(H2O)2(C2O4)2] + 17 H2O + 6 CO2
MnO3{-2} + C2O4{-2} + H{+} = Mn{+2} + CO2 + H2O =>
MnO3{-2} + C2O4{-2} + 6 H{+} = Mn{+2} + 2 CO2 + 3 H2O
C2H2O4 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
5 C2H2O4 + 2 KMnO4 + 3 H2SO4 = 10 CO2 + 8 H2O + 2 MnSO4 + K2SO4
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