| Équations équilibrées la veille |
(NH4)2Fe(SO4)2 + BaCl2 = Ba(NH4)2Fe(SO4)2 + 2 Cl
AgNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)3 + Ag =>
3 AgNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)3 + 3 Ag
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
Al + NaHSO4 + NaOH = Na2S + Al2O3 + H2O =>
8 Al + 3 NaHSO4 + 3 NaOH = 3 Na2S + 4 Al2O3 + 3 H2O
C2H5NO2 + H2 = C2H5NH2 + H2O =>
C2H5NO2 + 3 H2 = C2H5NH2 + 2 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
(NaPO3)6 + NaOH = Na3PO4 + HOH =>
(NaPO3)6 + 12 NaOH = 6 Na3PO4 + 6 HOH
ZnCl2(s) + O2(g) = ZnO(s) + Cl2(g) =>
2 ZnCl2(s) + O2(g) = 2 ZnO(s) + 2 Cl2(g)
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
Fe + CuCl2 = Cu + FeCl2 =>
Fe + CuCl2 = Cu + FeCl2
Cl2N2 + CH4 = H2 + CCl4 + N2 =>
2 Cl2N2 + CH4 = 2 H2 + CCl4 + 2 N2
KMnO4 + Na2S2O3 = Na2MnO4 + KS2O3 =>
KMnO4 + Na2S2O3 = Na2MnO4 + KS2O3
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
NH4Cl + NaClO = NH2Cl + H2O + NaCl =>
NH4Cl + NaClO = NH2Cl + H2O + NaCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH4OHH2S = H3ONH4S =>
NH4OHH2S = H3ONH4S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2CO3 + BaBr2 = BaCO3 + NaBr =>
Na2CO3 + BaBr2 = BaCO3 + 2 NaBr
Li2SO4 + Ca(OH)2 = Li(OH) + CaSO4 =>
Li2SO4 + Ca(OH)2 = 2 Li(OH) + CaSO4
NaOH + CaCl = NaCl + OHCa =>
NaOH + CaCl = NaCl + OHCa
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
BaCl2 + KH2PO4 = BaPO4 + KH2Cl2 =>
BaCl2 + KH2PO4 = BaPO4 + KH2Cl2
SmCl2 + K2Cr2O7 + HCl = SmCl3 + KCl + CrCl3 + H2O =>
6 SmCl2 + K2Cr2O7 + 14 HCl = 6 SmCl3 + 2 KCl + 2 CrCl3 + 7 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NH4I(aq) + AgNO3(aq) = AgI(s) + NH4NO3(aq) =>
NH4I(aq) + AgNO3(aq) = AgI(s) + NH4NO3(aq)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Mn(oh)2 + Cl2 + H2O = MnO2 + HCl =>
Mn(oh)2 + 4 Cl2 + 4 H2O = 2 MnO2 + 8 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al2O3 = Al(s) + O2(g) =>
2 Al2O3 = 4 Al(s) + 3 O2(g)
Zn(s) + CuSo4(aq) = ZnSo4(aq) + Cu(s) =>
Zn(s) + CuSo4(aq) = ZnSo4(aq) + Cu(s)
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
PbS + H2SO4 = PbSO4 + H2S =>
PbS + H2SO4 = PbSO4 + H2S
HJO3 + H2S = J2 + S + H2O =>
2 HJO3 + 5 H2S = J2 + 5 S + 6 H2O
AlOH2 + O2 = AlO4 + H2O =>
AlOH2 + 2 O2 = AlO4 + H2O
K + FeCl3 = KCl + Fe =>
3 K + FeCl3 = 3 KCl + Fe
NaClO + Cr(OH)3 + KOH = NaCl + K2CrO4 + H2O =>
3 NaClO + 2 Cr(OH)3 + 4 KOH = 3 NaCl + 2 K2CrO4 + 5 H2O
Ca(OH)2 + Br2 = Ca(OBr)Br + H2O =>
Ca(OH)2 + Br2 = Ca(OBr)Br + H2O
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
H2SO4 + NaOH = NaSHO4 + H2O =>
H2SO4 + NaOH = NaSHO4 + H2O
(CH2OH(CHOH)4CHO) + Ag(NH3)2{+} + OH{-} = Ag + NH3 + H2O + (CH2OH(CHOH)4COOH) =>
(CH2OH(CHOH)4CHO) + 2 Ag(NH3)2{+} + 2 OH{-} = 2 Ag + 4 NH3 + H2O + (CH2OH(CHOH)4COOH)
Br2 + FeS = S3 + FeBr2 =>
3 Br2 + 3 FeS = S3 + 3 FeBr2
NH4 + Ag2O = Ag + N2 + H2O =>
2 NH4 + 4 Ag2O = 8 Ag + N2 + 4 H2O
H2S + KOH = H2O + K3OHS =>
H2S + 3 KOH = 2 H2O + K3OHS
(CH3)2CHCH2OH + PBr3 = (CH3)2CHCH2Br3 + POH =>
(CH3)2CHCH2OH + PBr3 = (CH3)2CHCH2Br3 + POH
Ca3(PO4)2(s) + SiO2(aq) + C(s) = CaSiO3(s) + CO(g) + P4(s) =>
2 Ca3(PO4)2(s) + 6 SiO2(aq) + 10 C(s) = 6 CaSiO3(s) + 10 CO(g) + P4(s)
AlOH2 + O2 = AlO4 + H2O =>
AlOH2 + 2 O2 = AlO4 + H2O
AgNO3 + HCI = AgCI + HNO3 =>
AgNO3 + HCI = AgCI + HNO3
H2O2 + KMnO4 + H2SO4 = O2 + MnSO4 + K2SO4H20 =>
7 H2O2 + 2 KMnO4 + 3 H2SO4 = 11 O2 + 2 MnSO4 + K2SO4H20
(CN)2 + OH{-} = CN{-} + OCN{-} + H2O =>
(CN)2 + 2 OH{-} = CN{-} + OCN{-} + H2O
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