| Équations équilibrées la veille |
CH4 + I2 = CH3I + HI
Ca2PO4F + H2SO4 = CaSO4 + HF + CaHPO4 =>
Ca2PO4F + H2SO4 = CaSO4 + HF + CaHPO4
Na2O + Br2O5 = NaBrO3 =>
Na2O + Br2O5 = 2 NaBrO3
CH3COH3 + O2 = H2O + CO2 =>
CH3COH3 + 3 O2 = 3 H2O + 2 CO2
SbI5 = Sb + I =>
SbI5 = Sb + 5 I
Ba{2+} + OH{-}H2O2 + ClO2 = Ba(ClO2)2 + H2O + O2 =>
2 Ba{2+} + 4 OH{-}H2O2 + 4 ClO2 = 2 Ba(ClO2)2 + 2 H2O + O2
Mg(OH)2 + Ca = Mg + Ca(OH)2 =>
Mg(OH)2 + Ca = Mg + Ca(OH)2
NaBr(ac) + Cl2(g) = NaCl(ac) + Br2(l) =>
2 NaBr(ac) + Cl2(g) = 2 NaCl(ac) + Br2(l)
Cu(k) + HNO3(aq)(prask) = Cu(NO3)2(aq) + NO(d) + H2O(s) =>
3 Cu(k) + 8 HNO3(aq)(prask) = 3 Cu(NO3)2(aq) + 2 NO(d) + 4 H2O(s)
Ir + I2 = Ir5I6 =>
5 Ir + 3 I2 = Ir5I6
HS(CN) + KMnO4 + H2SO4 = MnSO4 + K2SO4 + HCN + H2O =>
5 HS(CN) + 6 KMnO4 + 4 H2SO4 = 6 MnSO4 + 3 K2SO4 + 5 HCN + 4 H2O
Sn + H2SO3 + HCl = S + SnCl(OH)2 + H2O =>
4 Sn + 3 H2SO3 + 4 HCl = 3 S + 4 SnCl(OH)2 + H2O
MgS + N2 = N2S3 + Mg =>
3 MgS + N2 = N2S3 + 3 Mg
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
NaNO2 + H2O + Br2 = NaBr + NaNO3 + HNO2 =>
3 NaNO2 + H2O + Br2 = 2 NaBr + NaNO3 + 2 HNO2
CrO + O2 = Cr2O3 =>
4 CrO + O2 = 2 Cr2O3
K2SO4 + AgNO3 = K2Ag + SO4NO3 =>
K2SO4 + AgNO3 = K2Ag + SO4NO3
KClO3 + H2SO4 = K2SO4 + ClO + O2 + H2O =>
4 KClO3 + 2 H2SO4 = 2 K2SO4 + 4 ClO + 3 O2 + 2 H2O
K2CO3 + Pb(NO3)4 = Pb(CO3)2 + KNO3 =>
2 K2CO3 + Pb(NO3)4 = Pb(CO3)2 + 4 KNO3
Na2S + KMnO4 + KOH = K2MnO4 + NaOH + S =>
Na2S + 2 KMnO4 + 2 KOH = 2 K2MnO4 + 2 NaOH + S
Fe(SCN)3 + H3PO4 = H3[Fe(PO4)2] + HSCN =>
Fe(SCN)3 + 2 H3PO4 = H3[Fe(PO4)2] + 3 HSCN
CH3CH2CH2OH + Na = CH3CH2CH2ONa + H2 =>
2 CH3CH2CH2OH + 2 Na = 2 CH3CH2CH2ONa + H2
BaN2O6 + C7H8 = Ba4C + N2 + H2O + C =>
4 BaN2O6 + 6 C7H8 = Ba4C + 4 N2 + 24 H2O + 41 C
H2SO4 + P(OH)3 = P2(SO4)3 + H2O =>
3 H2SO4 + 2 P(OH)3 = P2(SO4)3 + 6 H2O
ZnO = Zn + O =>
ZnO = Zn + O
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
CaH2 + HO = Ca(OH)2 + H2 =>
CaH2 + 2 HO = Ca(OH)2 + H2
C3H6 + H2O = C2H5OH =>
2 C3H6 + 3 H2O = 3 C2H5OH
Na2S + HNO2 = NaNO2 + H2S =>
Na2S + 2 HNO2 = 2 NaNO2 + H2S
HF + Na2O = FNa + H2O =>
2 HF + Na2O = 2 FNa + H2O
K2(SO4) + HCl = K2 + HCl(SO4) =>
K2(SO4) + HCl = K2 + HCl(SO4)
Ni2(SO3)3 = Ni2O3 + SO2 =>
Ni2(SO3)3 = Ni2O3 + 3 SO2
Sr + N2 = Sr(N2) =>
Sr + N2 = Sr(N2)
HNO3 + Ni(s) = Ni(NO3)2 + H2 =>
2 HNO3 + Ni(s) = Ni(NO3)2 + H2
Fe + O2 = Fe3O2 =>
3 Fe + O2 = Fe3O2
Ag2S + NaHCO3 + Al = NaHS + Na2CO3 + Al(OH)3 + Ag + CO2 =>
3 Ag2S + 9 NaHCO3 + 2 Al = 3 NaHS + 3 Na2CO3 + 2 Al(OH)3 + 6 Ag + 6 CO2
ZnCl2 + Au = Zn + AuCl3 =>
3 ZnCl2 + 2 Au = 3 Zn + 2 AuCl3
CuO + CH = Cu(s) + CO2 + H2O =>
5 CuO + 2 CH = 5 Cu(s) + 2 CO2 + H2O
Fe(SCN)3 + K2S2O8 + H2O = Fe2(SO4)3 + K2SO4 + CO + N2 + H2SO4 =>
2 Fe(SCN)3 + 27 K2S2O8 + 30 H2O = Fe2(SO4)3 + 27 K2SO4 + 6 CO + 3 N2 + 30 H2SO4
BaBr2 + HCl = BaCl2 + HBr =>
BaBr2 + 2 HCl = BaCl2 + 2 HBr
H2O + MnO2 = H2MnO3 =>
H2O + MnO2 = H2MnO3
KI + KCIO3 + HCI = I2 + H2O + KCI =>
6 KI + KCIO3 + 6 HCI = 3 I2 + 3 H2O + 7 KCI
Bi(OH)3 + NaSn(OH)3 + NaOH = Bi + Na2Sn(OH)6 =>
2 Bi(OH)3 + 3 NaSn(OH)3 + 3 NaOH = 2 Bi + 3 Na2Sn(OH)6
A12O3(s) + H2(g) = A1(s) + H2O(g) =>
A12O3(s) + 3 H2(g) = 12 A1(s) + 3 H2O(g)
PO4{3+} + SO4{2-} = (PO4)2(SO4)3 =>
2 PO4{3+} + 3 SO4{2-} = (PO4)2(SO4)3
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
SrBr2 + Na2SO4 = SrSO4 + Na2Br2 =>
SrBr2 + Na2SO4 = SrSO4 + Na2Br2
[Co(CN)6]{4-} + ClO3{-} + H2O = [Co(CN)6]{3-} + Cl2 + OH{-} =>
10[Co(CN)6]{4-} + 2 ClO3{-} + 6 H2O = 10[Co(CN)6]{3-} + Cl2 + 12 OH{-}
CeC2 + H2O = Ce(OH)4 + C2H4 =>
CeC2 + 4 H2O = Ce(OH)4 + C2H4
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