Équations équilibrées la veille |
8 NaI + 5 H2SO4 = 4 H2O + H2S + 4 I2 + 4 Na2SO4
Li + SO4 = Li2SO4 =>
2 Li + SO4 = Li2SO4
KNO3 + C12H22O11 = N2 + CO2 + H2O + K2CO3 =>
48 KNO3 + 5 C12H22O11 = 24 N2 + 36 CO2 + 55 H2O + 24 K2CO3
Na2Cr2O7 + Na2S + H2O = Cr(OH)3 + S + NaOH =>
Na2Cr2O7 + 3 Na2S + 7 H2O = 2 Cr(OH)3 + 3 S + 8 NaOH
SCl2 + H2O = SO2 + HCl + S2 =>
4 SCl2 + 4 H2O = 2 SO2 + 8 HCl + S2
Li + Cr(NO3)3 = Cr + Li(NO3)3 =>
Li + Cr(NO3)3 = Cr + Li(NO3)3
Mg + AlCl3 = Al + MgCl2 =>
3 Mg + 2 AlCl3 = 2 Al + 3 MgCl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
VO(CH3COCHCOCH3)2 + Sn + CH3COCH2COCH3 = V(CH3COCHCOCH3)3 + Sn{2+} + (CH3COCHCOCH3){-} + H2O =>
2 VO(CH3COCHCOCH3)2 + Sn + 4 CH3COCH2COCH3 = 2 V(CH3COCHCOCH3)3 + Sn{2+} + 2(CH3COCHCOCH3){-} + 2 H2O
UCl6 + H2O = UO2Cl2 + HCl =>
UCl6 + 2 H2O = UO2Cl2 + 4 HCl
C5H5Cl + NaOH = C5H5OH + NaCl =>
C5H5Cl + NaOH = C5H5OH + NaCl
MgSO4 + H2SiO3 = MgSiO3 + H2SO4 =>
MgSO4 + H2SiO3 = MgSiO3 + H2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
H3AsO4 + HNO3 = AsO3 + NO2 + H2O =>
H3AsO4 + HNO3 = AsO3 + NO2 + 2 H2O
CuSn + H2SO4 = CuSO4 + Sn + H2 =>
CuSn + H2SO4 = CuSO4 + Sn + H2
Zn + Cu(No3)2 = Zn(No3)2 + Cu =>
Zn + Cu(No3)2 = Zn(No3)2 + Cu
Pb(CH3COO)2 + H2O = Pb(OH)2 + CH3COOH =>
Pb(CH3COO)2 + 2 H2O = Pb(OH)2 + 2 CH3COOH
C12H5Cl5 + H2O2 = CO2 + HCl + H2O =>
C12H5Cl5 + 24 H2O2 = 12 CO2 + 5 HCl + 24 H2O
Na3PO3 + H2O = NaOH + H3PO3 =>
Na3PO3 + 3 H2O = 3 NaOH + H3PO3
CdCl2 + NaNO3 = Cd(NO3)2 + NaCl =>
CdCl2 + 2 NaNO3 = Cd(NO3)2 + 2 NaCl
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
Ca3P2 + H2SO4 + H2O = PH3 + CaSO4*2H2O =>
Ca3P2 + 3 H2SO4 + 6 H2O = 2 PH3 + 3 CaSO4*2H2O
C7H4N3O6 + O2 = CO2 + N2 + H2 =>
2 C7H4N3O6 + 8 O2 = 14 CO2 + 3 N2 + 4 H2
MgO + OH2 = Mg(OH)2 =>
MgO + OH2 = Mg(OH)2
IF5 + Fe = FeF3 + IF3 =>
3 IF5 + 2 Fe = 2 FeF3 + 3 IF3
NaOH + CrCl3 = NaCl3 + CrOH =>
NaOH + CrCl3 = NaCl3 + CrOH
LiOH + H2CO3 = Li2CO3 + H2O(aq) =>
2 LiOH + H2CO3 = Li2CO3 + 2 H2O(aq)
MgSO4 + H2SiO3 = MgSiO3 + H2SO4 =>
MgSO4 + H2SiO3 = MgSiO3 + H2SO4
C3H8O3 + Cu(OH)2 = (C3H6O3)2 + Cu + H2O =>
2 C3H8O3 + 2 Cu(OH)2 = (C3H6O3)2 + 2 Cu + 4 H2O
H2O2 = H2O + O2(g) =>
2 H2O2 = 2 H2O + O2(g)
K2Cr2O7 + KNO2 + H2SO4 = KNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = 3 KNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
C6H6Cl + O2 = CO2 + H2O + HCl =>
4 C6H6Cl + 29 O2 = 24 CO2 + 10 H2O + 4 HCl
Na2(CO3) + Na(HSO3) = Na2(HSO3) + Na(CO3) =>
Na2(CO3) + Na(HSO3) = Na2(HSO3) + Na(CO3)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
(NH4)2Cr2O7 + (NH4)2Fe(SO4)2 + H2SO4 = (NH4)2SO4 + Cr2(SO4)3 + H2O + Fe2(SO4)3 =>
(NH4)2Cr2O7 + 6(NH4)2Fe(SO4)2 + 7 H2SO4 = 7(NH4)2SO4 + Cr2(SO4)3 + 7 H2O + 3 Fe2(SO4)3
N2O + MnO2 + H2O = NO2 + Mn(OH)2 =>
N2O + 3 MnO2 + 3 H2O = 2 NO2 + 3 Mn(OH)2
O16 + H2 = H2O =>
O16 + 16 H2 = 16 H2O
P4 + OH{-} + H2O = H2PO2{-} + PH3 =>
P4 + 3 OH{-} + 3 H2O = 3 H2PO2{-} + PH3
KH2F2 = KF + H2 + F2 =>
2 KH2F2 = 2 KF + 2 H2 + F2
ZnSO4 + Ba(NO3)2 = Zn(NO3)2 + BaSO4 =>
ZnSO4 + Ba(NO3)2 = Zn(NO3)2 + BaSO4
S + Br2 = S2Br2 =>
2 S + Br2 = S2Br2
CH3CH(OH)*COOH + HCl = H2O + CH3CHClCOOH =>
CH3CH(OH)*COOH + HCl = H2O + CH3CHClCOOH
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
Zn2 + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn2 + 4 CH3COOH = 2 Zn(CH3COO)2 + 2 H2
NaOH + CrCl3 = NaCl3 + CrOH =>
NaOH + CrCl3 = NaCl3 + CrOH
Ca + Al2O3 = CaO + Al =>
3 Ca + Al2O3 = 3 CaO + 2 Al
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
CoCl2*6H2O(s) = CoCl2(s) + H2O(g) =>
CoCl2*6H2O(s) = CoCl2(s) + 6 H2O(g)
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