| Équations équilibrées la veille |
PbCl2 = 2 Cl + Pb
CH3OH + CH2O = CH3CH2OH + O2 =>
2 CH3OH + 2 CH2O = 2 CH3CH2OH + O2
AsH3 + KClO3 + KOH = Cl2 + K2AsO4 + H2O =>
10 AsH3 + 18 KClO3 + 2 KOH = 9 Cl2 + 10 K2AsO4 + 16 H2O
HCl + S = H2 + SCl2 =>
2 HCl + S = H2 + SCl2
Pb(NO3)2 + K2Cr2O7 = PbCr2 + K(NO3) + O =>
Pb(NO3)2 + K2Cr2O7 = PbCr2 + 2 K(NO3) + 7 O
FeI3 + Mg3 = MgI3 + Fe =>
3 FeI3 + Mg3 = 3 MgI3 + 3 Fe
C3H6 + H2 + CO = C4H8O =>
C3H6 + H2 + CO = C4H8O
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
BBr3 + P = Br2 + BP =>
2 BBr3 + 2 P = 3 Br2 + 2 BP
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4 =>
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4
C12H24O2 + NaOH + H2O = C11H23O2Na + CO3H8O3 =>
16 C12H24O2 + 17 NaOH + 15 H2O = 17 C11H23O2Na + 5 CO3H8O3
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4 =>
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4
Ti2(Co3)4 + HCl = TiCl4 + H2Co3 =>
Ti2(Co3)4 + 8 HCl = 2 TiCl4 + 4 H2Co3
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
Al(s) + NH4OH(ac) = [Al(NH3)6](ac) + H2O(l) =>
Al(s) + 6 NH4OH(ac) = [Al(NH3)6](ac) + 6 H2O(l)
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4 =>
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4
Mg2 + OH2 = MgOH2 =>
Mg2 + 2 OH2 = 2 MgOH2
(CH3COO)2Pb + NH4OH = CH3COONH4 + Pb(OH)2 =>
(CH3COO)2Pb + 2 NH4OH = 2 CH3COONH4 + Pb(OH)2
NH3*H2O + Br = N2 + HBr + BrOH =>
2 NH3*H2O + 10 Br = N2 + 8 HBr + 2 BrOH
Ba(NO3)2 + H2(SO4) = Ba(SO4) + H2(NO3)2 =>
Ba(NO3)2 + H2(SO4) = Ba(SO4) + H2(NO3)2
KI + CH3CH2OH = CH3CH2I + KOH =>
KI + CH3CH2OH = CH3CH2I + KOH
HBr + NaOH = H2O + NaBr =>
HBr + NaOH = H2O + NaBr
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
SO2 + HNO3 = NO + SO3 + H2 =>
4 SO2 + 2 HNO3 = 2 NO + 4 SO3 + H2
Ni + Zn2{+} = Ni2{+} + Zn =>
2 Ni + Zn2{+} = Ni2{+} + 2 Zn
Ni2O2 + H2O = H2NiO2 =>
Ni2O2 + 2 H2O = 2 H2NiO2
Ca + Sn(Cl4) = Ca(Cl4) + Sn =>
Ca + Sn(Cl4) = Ca(Cl4) + Sn
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4 =>
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4
H(SO4) + NaOH = Na(SO4) + H2O =>
H(SO4) + NaOH = Na(SO4) + H2O
NaHSO3(aq) + Br2 = NaBr(s) + HSO3(aq) =>
2 NaHSO3(aq) + Br2 = 2 NaBr(s) + 2 HSO3(aq)
CuSO4O2 = CuO2SO4 =>
CuSO4O2 = CuO2SO4
Ca2(PO4) + H2SO4 = Ca2(H2PO4)2 + CaSO4 =>
2 Ca2(PO4) + 2 H2SO4 = Ca2(H2PO4)2 + 2 CaSO4
HI + B2S3 = BI3 + H2S =>
6 HI + B2S3 = 2 BI3 + 3 H2S
BaO + SO3 = BaSO4 =>
BaO + SO3 = BaSO4
Sb2S3 + H{+} + NO3{-} = NO2 + Sb2O5 + SO4{2-} + H2O =>
Sb2S3 + 22 H{+} + 28 NO3{-} = 28 NO2 + Sb2O5 + 3 SO4{2-} + 11 H2O
C3H6N6O6 = CO + H2O + N2 =>
C3H6N6O6 = 3 CO + 3 H2O + 3 N2
LiI(aq) + Pb(NO3)2(aq) = LiNO3(aq) + PbI2(s) =>
2 LiI(aq) + Pb(NO3)2(aq) = 2 LiNO3(aq) + PbI2(s)
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4 =>
CH3CHOCH2CH3 + H2 = CH3CH(OH)CH2 + CH4
CuCO3*Cu(OH)2(s) = Cu + O(s) + H2O(l) + CO2(g) =>
CuCO3*Cu(OH)2(s) = 2 Cu + 2 O(s) + H2O(l) + CO2(g)
NH4 + H2S + O2 = (NH4)2S + H2O =>
4 NH4 + 2 H2S + O2 = 2(NH4)2S + 2 H2O
C5H11OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C4H9COH + H2O =>
3 C5H11OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C4H9COH + 7 H2O
KNO3 + FeBr2 = Fe(NO3)2 + KBr =>
2 KNO3 + FeBr2 = Fe(NO3)2 + 2 KBr
HNO3 + SrSO4 = H2SO4 + Sr(NO3)2 =>
2 HNO3 + SrSO4 = H2SO4 + Sr(NO3)2
CrCl2 + KOH + Br2 = K2Cr2O7 + KCl + KBr + H2O =>
2 CrCl2 + 14 KOH + 4 Br2 = K2Cr2O7 + 4 KCl + 8 KBr + 7 H2O
PbCl2 + Al = Cl2 + PbAl =>
PbCl2 + Al = Cl2 + PbAl
FeSCN + FeCl2 = FeCl + SCN =>
FeSCN + FeCl2 = 2 FeCl + SCN
AlI3 + Mg3(PO4)2 = AlPO4 + I2Mg =>
2 AlI3 + Mg3(PO4)2 = 2 AlPO4 + 3 I2Mg
Fe(NO3)3 + H2S = S + HNO3 + Fe =>
2 Fe(NO3)3 + 3 H2S = 3 S + 6 HNO3 + 2 Fe
C + H + O = C5H11OH =>
5 C + 12 H + O = C5H11OH
KMnO4 + AsO2 + H2O + HCl = KCl + MnCl2 + H3AsO4 =>
KMnO4 + 5 AsO2 + 6 H2O + 3 HCl = KCl + MnCl2 + 5 H3AsO4
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