| Équations équilibrées la veille |
N2 + 3 H2 + 2 H2O = 2 NH4OH
NaO + Fe = FeO + Na =>
NaO + Fe = FeO + Na
K2Cr2O7 + H2S = K2CrO4 + Cr(OH)3 + S =>
2 K2Cr2O7 + 3 H2S = 2 K2CrO4 + 2 Cr(OH)3 + 3 S
NaHCO3 = Na2O + CO2 + H2O =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
HSO2 + KOH = H2O + KSO2 =>
HSO2 + KOH = H2O + KSO2
SO2 + K = SO2K =>
SO2 + K = SO2K
(NH4)2S2O8 + KI = I2 + K2SO4 + (NH4)2SO4 =>
(NH4)2S2O8 + 2 KI = I2 + K2SO4 + (NH4)2SO4
Pb(No3)2 + Hl = PbHl + (No3)2 =>
Pb(No3)2 + Hl = PbHl + (No3)2
K[B(OH)4] + H2SO4 = B(OH)3 + K2SO4 + H2O =>
2 K[B(OH)4] + H2SO4 = 2 B(OH)3 + K2SO4 + 2 H2O
PBr3 + H2SO4 = Br2 + P2O5 + SO2 + H2O =>
2 PBr3 + 5 H2SO4 = 3 Br2 + P2O5 + 5 SO2 + 5 H2O
Pb + (NO3)2 + KI = PbI2 + KNO3 =>
Pb + (NO3)2 + 2 KI = PbI2 + 2 KNO3
F2 + S = F2S =>
F2 + S = F2S
K2Cr2O7 + H2S = Cr2O3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = Cr2O3 + 3 S + K2S + 4 H2O
C2H8N2 + H2O2 = CO2(g) + N2(g) + H2O(g) =>
C2H8N2 + 8 H2O2 = 2 CO2(g) + N2(g) + 12 H2O(g)
MnO4{-} + NH3 + OH = NO3{-} + MnO2 + H2O =>
MnO4{-} + NH3 + 5 OH = NO3{-} + MnO2 + 4 H2O
C6H5CHCH2 + KMnO4 + H2SO4 = KMnSO4 + H2O + C6H5CH2COOH =>
3 C6H5CHCH2 + 2 KMnO4 + 2 H2SO4 = 2 KMnSO4 + 2 H2O + 3 C6H5CH2COOH
NiCl2 + NaOH = Ni(OH)2 + NaCl(aq) =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl(aq)
Al(NO3)2 + H2SO4 = HNO3 + Al2(SO4)3 + H2 =>
2 Al(NO3)2 + 3 H2SO4 = 4 HNO3 + Al2(SO4)3 + H2
NH2 + (CH3CO)2O = HNCOCH3 + CH3COOH =>
NH2 + (CH3CO)2O = HNCOCH3 + CH3COOH
CO2 + S = CO2S =>
CO2 + S = CO2S
K2Cr2O7 + H2S = Cr2S3 + K2S + S + H2O =>
K2Cr2O7 + 7 H2S = Cr2S3 + K2S + 3 S + 7 H2O
(NH4)2C2O4 + KMnO4 + H2SO4 = (NH4)2SO4 + K2SO4 + MnSO4 + H2O + CO2 =>
5(NH4)2C2O4 + 2 KMnO4 + 8 H2SO4 = 5(NH4)2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
PBr3 + H2SO4 = H3PO3 + SO2 + Br2 =>
2 PBr3 + 3 H2SO4 = 2 H3PO3 + 3 SO2 + 3 Br2
HIO + H2O = IO{-} + H3O{+} =>
HIO + H2O = IO{-} + H3O{+}
SiH4*CH4 + H2O2 = CO2 + H2O + SiO2 =>
SiH4*CH4 + 8 H2O2 = CO2 + 12 H2O + SiO2
HI + Br2 = HBr + I =>
2 HI + Br2 = 2 HBr + 2 I
PBr3 + H2SO4 = H3PO4 + SO2 + Br2 + HBr =>
PBr3 + 2 H2SO4 = H3PO4 + 2 SO2 + Br2 + HBr
Cu(HO)2 = CuO + H2O =>
Cu(HO)2 = CuO + H2O
C5H11N + HCl = C5H12NCl =>
C5H11N + HCl = C5H12NCl
SiO2 + H2O = SiO(OH)2 =>
SiO2 + H2O = SiO(OH)2
CH4 + H2SO4 = H2S + CO2 + H2O =>
CH4 + H2SO4 = H2S + CO2 + 2 H2O
S2O3{2-} + H2O2 + OH{-} = SO4{2-} + H2O =>
S2O3{2-} + 4 H2O2 + 2 OH{-} = 2 SO4{2-} + 5 H2O
C6H13O2N + H2O = CH4 + CO2 + NH3 =>
4 C6H13O2N + 10 H2O = 15 CH4 + 9 CO2 + 4 NH3
Ag(NO3) + NaCl = AgCl + NaNO3 =>
Ag(NO3) + NaCl = AgCl + NaNO3
CH4 + H2SO4 = CH3COOH + SO2 + H2O =>
2 CH4 + 4 H2SO4 = CH3COOH + 4 SO2 + 6 H2O
Fe(OH)3(ac) + H2SO4(ac) = Fe2(SO4)3(ac) + H2O(l) =>
2 Fe(OH)3(ac) + 3 H2SO4(ac) = Fe2(SO4)3(ac) + 6 H2O(l)
NH4 = NH3 + H =>
NH4 = NH3 + H
AgNO3(aq) + KSCN(aq) = AgSCN(s) + KNO3(aq) =>
AgNO3(aq) + KSCN(aq) = AgSCN(s) + KNO3(aq)
Cu(s) + HCl(l) + H2O2(l) = CuCl2 + H2O =>
Cu(s) + 2 HCl(l) + H2O2(l) = CuCl2 + 2 H2O
H2SO4 + CH4 = CO2 + H2O + S =>
4 H2SO4 + 3 CH4 = 3 CO2 + 10 H2O + 4 S
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
C6H5(CH3)3 + KMnO4 + H2SO4 = C6H5(COOH)3 + K2SO4 + MnSO4 + H2O =>
5 C6H5(CH3)3 + 18 KMnO4 + 27 H2SO4 = 5 C6H5(COOH)3 + 9 K2SO4 + 18 MnSO4 + 42 H2O
Ni(OH)2 + H2 = Ni + H2O =>
Ni(OH)2 + H2 = Ni + 2 H2O
Co(OH)2 + H3O = H2O + Co =>
Co(OH)2 + 2 H3O = 4 H2O + Co
CH4 + H2SO4 = CH3SO4 + H2 =>
2 CH4 + 2 H2SO4 = 2 CH3SO4 + 3 H2
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
NaC18H29SO3 + O2 = CO2 + H2O + H2SO4 + Na2SO4 =>
2 NaC18H29SO3 + 51 O2 = 36 CO2 + 28 H2O + H2SO4 + Na2SO4
MgN2O6 + H2O = MgO2H2 + HNO3 =>
MgN2O6 + 2 H2O = MgO2H2 + 2 HNO3
Na(OH) + H3PO4 = Na3PO4 + H2O =>
3 Na(OH) + H3PO4 = Na3PO4 + 3 H2O
CuSn + HCl = CuCl2 + SnCl2 + H2 =>
CuSn + 4 HCl = CuCl2 + SnCl2 + 2 H2
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