| Équations équilibrées la veille |
2 H2 + O2 = 2 H2O
Ag(NH3)2 + HNO3 = Ag(NO3)2 + NH4 =>
Ag(NH3)2 + 2 HNO3 = Ag(NO3)2 + 2 NH4
MnO(OH)2 + KI + H2SO4 = Mn(SO4) + K2(SO4) + H2O + I2 =>
MnO(OH)2 + 2 KI + 2 H2SO4 = Mn(SO4) + K2(SO4) + 3 H2O + I2
HKC8O4H4 + NaOH = NaKC8O4H4 + H2O =>
HKC8O4H4 + NaOH = NaKC8O4H4 + H2O
Ni + P = NiP =>
Ni + P = NiP
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
SO3 + Pb(NO3)2 + H2O = PbSO4 + HNO3 =>
SO3 + Pb(NO3)2 + H2O = PbSO4 + 2 HNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K3[Cr(OH)6] = KCrO2 + H2O + KOH =>
K3[Cr(OH)6] = KCrO2 + 2 H2O + 2 KOH
Na2S(aq) + HCl(aq) = H2S(g) + NaCl(aq) =>
Na2S(aq) + 2 HCl(aq) = H2S(g) + 2 NaCl(aq)
Cr2O3 + NaOH + NaClO = Na2Cr2O7 + NaCl + H2O =>
Cr2O3 + 2 NaOH + 3 NaClO = Na2Cr2O7 + 3 NaCl + H2O
Al(s) + HCl(l) = AlCl3(l) + H2(g) =>
2 Al(s) + 6 HCl(l) = 2 AlCl3(l) + 3 H2(g)
C8H9NO2C2H5INaOH = C10H13NO2NaH2OI =>
C8H9NO2C2H5INaOH = C10H13NO2NaH2OI
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
NaHCO3 + CH3 = CH3COOHNa + H2O + CO2 =>
7 NaHCO3 + 9 CH3 = 7 CH3COOHNa + 3 H2O + 2 CO2
Ag(NH3)2 + HNO3 = AgNO3 + NH3 + H =>
Ag(NH3)2 + HNO3 = AgNO3 + 2 NH3 + H
C6H6 + H2O = CH4 + CO2 =>
4 C6H6 + 18 H2O = 15 CH4 + 9 CO2
CS2 + S2Cl2 = S8 + CCl4 =>
4 CS2 + 8 S2Cl2 = 3 S8 + 4 CCl4
Ni + P = Ni3P2 =>
3 Ni + 2 P = Ni3P2
CH3CH(OH)CH2CH3 + H2CrO4 + H2SO4 = C3H7COOH + Cr2SO4 + H2O =>
5 CH3CH(OH)CH2CH3 + 4 H2CrO4 + 2 H2SO4 = 5 C3H7COOH + 2 Cr2SO4 + 11 H2O
NaNO3 + SiO2 = Na2SiO3 + N2 + O3 =>
6 NaNO3 + 3 SiO2 = 3 Na2SiO3 + 3 N2 + 5 O3
Sr(OH)2 + NH4Cl = SrCl2 + NH4OH =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH4OH
Al(s) + HCl(l) = AlCl3(s) + H2(g) =>
2 Al(s) + 6 HCl(l) = 2 AlCl3(s) + 3 H2(g)
Ag(NH3)2 + HNO3 = NH4 + Ag + NO3 =>
Ag(NH3)2 + 2 HNO3 = 2 NH4 + Ag + 2 NO3
H2CO3 + Ni(OH)2 = NiCO3 + H2O =>
H2CO3 + Ni(OH)2 = NiCO3 + 2 H2O
C6H6 + H2O = C6H8O =>
C6H6 + H2O = C6H8O
Ni + P = NiP2 =>
Ni + 2 P = NiP2
Ca(C2H3O2)2 + K2CO3 = CaCO3 + KC2H3O2 =>
Ca(C2H3O2)2 + K2CO3 = CaCO3 + 2 KC2H3O2
CdBr2 + Na2S = CdS + Na2Br2 =>
CdBr2 + Na2S = CdS + Na2Br2
CH3COOAg + Cl2 = CH3COOCl + AgCl =>
CH3COOAg + Cl2 = CH3COOCl + AgCl
Ca(C2H3O2)2 + K2CO3 = CaCO3 + KC2H3O2 =>
Ca(C2H3O2)2 + K2CO3 = CaCO3 + 2 KC2H3O2
Ag(NH3)2 + HNO3 = NH4NO3 + Ag =>
Ag(NH3)2 + 2 HNO3 = 2 NH4NO3 + Ag
Ni + P = Ni5P4 =>
5 Ni + 4 P = Ni5P4
N + O2 = N3O2 =>
3 N + O2 = N3O2
Cu + O2 = Cu2O3 =>
4 Cu + 3 O2 = 2 Cu2O3
H2O + ClO3{-} + HAsO2 = Cl{-} + H3AsO4 =>
3 H2O + ClO3{-} + 3 HAsO2 = Cl{-} + 3 H3AsO4
PO4 + AgNO3 = PNO3 + AgO4 =>
PO4 + AgNO3 = PNO3 + AgO4
HCl + ClO3 = Cl2 + H2O =>
12 HCl + 2 ClO3 = 7 Cl2 + 6 H2O
Cr2O7{-2} + H{+} + I2 = Cr{+3} + IO{+3} + H2O =>
5 Cr2O7{-2} + 58 H{+} + 3 I2 = 10 Cr{+3} + 6 IO{+3} + 29 H2O
Sn2O2 = Sn + O =>
Sn2O2 = 2 Sn + 2 O
PbI2 + AgCl = PbCl2 + AgI =>
PbI2 + 2 AgCl = PbCl2 + 2 AgI
Cu + Br2 = CuBr11 =>
2 Cu + 11 Br2 = 2 CuBr11
CH3COCH3 + C6H5COCH3 = C6H5CHCOCH3 + H2O =>
2 CH3COCH3 + 15 C6H5COCH3 = 14 C6H5CHCOCH3 + 3 H2O
H3PO4 = H2P4O7 + H2O + O2 =>
4 H3PO4 = H2P4O7 + 5 H2O + 2 O2
Na2SO4 + Sr(ClO3)2 = Na2(ClO3)2 + SrSO4 =>
Na2SO4 + Sr(ClO3)2 = Na2(ClO3)2 + SrSO4
AgNo3 + Po4 = Ag3Po4 + No3 =>
3 AgNo3 + Po4 = Ag3Po4 + 3 No3
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
ZnOH + CH3COOH = ZnCH3COO + H2O =>
ZnOH + CH3COOH = ZnCH3COO + H2O
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
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