Équations équilibrées la veille |
SnS2 = Sn + S2
K2CrO4 + Pb(NO3)2 = KNO3 + PbCrO4 =>
K2CrO4 + Pb(NO3)2 = 2 KNO3 + PbCrO4
Mn(s) + HCl(aq) = MnCl(aq) + H2(g) =>
2 Mn(s) + 2 HCl(aq) = 2 MnCl(aq) + H2(g)
FeSO4 + ZnO = ZnSO4 + FeO =>
FeSO4 + ZnO = ZnSO4 + FeO
Hg2Cl2 + H2SnCl2 = Hg + H2SnCl6 =>
2 Hg2Cl2 + H2SnCl2 = 4 Hg + H2SnCl6
C3H4 + O2 = C + H2O =>
C3H4 + O2 = 3 C + 2 H2O
BeCl2 + NH3 = [Be(NH3)2Cl2] =>
BeCl2 + 2 NH3 = [Be(NH3)2Cl2]
NH3 + H2O + Cu(NO3)2 = NH4(NO3) + Cu(OH)2 =>
2 NH3 + 2 H2O + Cu(NO3)2 = 2 NH4(NO3) + Cu(OH)2
Cu(NO3)2 + NH3 + OH = Cu(OH) + (NO3)2NH3 =>
Cu(NO3)2 + NH3 + OH = Cu(OH) + (NO3)2NH3
NH4Cl(aq) + Na2CO3(aq) = (NH4)2CO3 + NaCl =>
2 NH4Cl(aq) + Na2CO3(aq) = (NH4)2CO3 + 2 NaCl
C4H6O5 + NaOH = C4H5O5 + Na + H2O =>
C4H6O5 + NaOH = C4H5O5 + Na + H2O
COS + HBr = H2S + COBr2 =>
COS + 2 HBr = H2S + COBr2
Zn(s) + NO3(aq) = Zn(NO3)2 =>
Zn(s) + 2 NO3(aq) = Zn(NO3)2
KPO4 + H2 = KH2PO4 =>
KPO4 + H2 = KH2PO4
C2H5COONa + H2O = C4H10 + CO2 + NaOH =>
13 C2H5COONa + 9 H2O = 7 C4H10 + 11 CO2 + 13 NaOH
Cl2 + AgNO3 + H2O = AgCl + HClO3 + HNO3 =>
3 Cl2 + 5 AgNO3 + 3 H2O = 5 AgCl + HClO3 + 5 HNO3
CeO2 + HNO3 = Ce(NO3)4 + H2O =>
CeO2 + 4 HNO3 = Ce(NO3)4 + 2 H2O
AlHO2 + H2SO4 = Al2(SO4)3 + H2O =>
2 AlHO2 + 3 H2SO4 = Al2(SO4)3 + 4 H2O
NiO4 + Al{+3} + e = NiAl2O4 =>
NiO4 + 2 Al{+3} + 6e = NiAl2O4
NO3 + H2O = HNO3 + O2 =>
4 NO3 + 2 H2O = 4 HNO3 + O2
Na + Mn + O4 = NaMnO4 =>
Na + Mn + O4 = NaMnO4
(NH4)2S + ZnF2 = NH4F + ZnS =>
(NH4)2S + ZnF2 = 2 NH4F + ZnS
CH3CH2COOK + H2O = CH3CH2CH2CH3 + KOH + CO2 =>
13 CH3CH2COOK + 9 H2O = 7 CH3CH2CH2CH3 + 13 KOH + 11 CO2
Cu2S + Ba3P2 = Cu3P + BaS =>
3 Cu2S + Ba3P2 = 2 Cu3P + 3 BaS
NaOH + Fe4(Fe(CN)6)3 = Na4Fe(CN)6 + Fe(OH)3 =>
12 NaOH + Fe4(Fe(CN)6)3 = 3 Na4Fe(CN)6 + 4 Fe(OH)3
CH3CH2CH2CH2Cl + O2 = CO2 + HCl + H2O =>
CH3CH2CH2CH2Cl + 6 O2 = 4 CO2 + HCl + 4 H2O
NH4Br + CaSO4 = (NH4)2(SO4)2 + Ca2Br2 =>
2 NH4Br + 2 CaSO4 = (NH4)2(SO4)2 + Ca2Br2
Zn + Ba(OH)2 = BaZnO2 + H2 =>
Zn + Ba(OH)2 = BaZnO2 + H2
K2S2O8 + Mn(NO3)2 + H2O = HMnO4 + HNO3 + KHSO4 =>
5 K2S2O8 + 2 Mn(NO3)2 + 8 H2O = 2 HMnO4 + 4 HNO3 + 10 KHSO4
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
CH2CHCHCH2 + KMnO4 + H2SO4 = CH3COH + CO2 + K2SO4 + MnSO4 =>
25 CH2CHCHCH2 + 14 KMnO4 + 21 H2SO4 = 48 CH3COH + 4 CO2 + 7 K2SO4 + 14 MnSO4
C2Na2O4 + H2SO4 + KMnO4 = CO2 + MnSO4 + H2O + Na2SO4 + K2SO2 =>
7 C2Na2O4 + 10 H2SO4 + 2 KMnO4 = 14 CO2 + 2 MnSO4 + 10 H2O + 7 Na2SO4 + K2SO2
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CH3NH3F + NaOH = CH3NH2 + NaF + H2O =>
CH3NH3F + NaOH = CH3NH2 + NaF + H2O
C22H44 + Cl2 = C + HCl =>
C22H44 + 22 Cl2 = 22 C + 44 HCl
C6H6 + F2 = H2 + C6F6 =>
C6H6 + 3 F2 = 3 H2 + C6F6
Pb(No) + NaCl = NaNo + PbCl =>
Pb(No) + NaCl = NaNo + PbCl
C2H2 + Br2 = CHBr2CHBr2 =>
C2H2 + 2 Br2 = CHBr2CHBr2
K2S + CaCl2 = KCl + CaS =>
K2S + CaCl2 = 2 KCl + CaS
KAlO2 + KOH = Al(OH)3 + K2O =>
KAlO2 + 3 KOH = Al(OH)3 + 2 K2O
C7H16 + O2 = C + H2O =>
C7H16 + 4 O2 = 7 C + 8 H2O
(NH4)2C4H4O6 + HCl = H2C4H4O6 + NH4Cl =>
(NH4)2C4H4O6 + 2 HCl = H2C4H4O6 + 2 NH4Cl
H2S + SO2 = S8 + HH2O =>
6 H2S + 2 SO2 = S8 + 4 HH2O
Sn + Fe2O3 = Fe2 + Sn2O3 =>
2 Sn + Fe2O3 = Fe2 + Sn2O3
NaHCO3 + HI = H2CO3 + NaI =>
NaHCO3 + HI = H2CO3 + NaI
Cu + Cl = CuCl =>
Cu + Cl = CuCl
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
CoSO4 + Na2CO3 = CoCO3 + Na2SO4 =>
CoSO4 + Na2CO3 = CoCO3 + Na2SO4
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