| Équations équilibrées la veille |
Mg + CaCl2 = MgCl2 + Ca
NaOH + H2C2O4H2O = Na2C2O4 + H2O =>
2 NaOH + H2C2O4H2O = Na2C2O4 + 3 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
V2O5 + H3PO4 = VOPO4H2O + H2O =>
V2O5 + 2 H3PO4 = 2 VOPO4H2O + H2O
MnO2(s) + HCl(aq) = Cl(g) + MnCl2(aq) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = 2 Cl(g) + MnCl2(aq) + 2 H2O(l)
NaOCl + Na2S2O3 = NaCl + Na2S2O6 = nacl + na2so4 =>
3 NaOCl + Na2S2O3 = 3 NaCl + Na2S2O6
Bi2O3 + Zn = ZnO + Bi =>
Bi2O3 + 3 Zn = 3 ZnO + 2 Bi
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Sn(NO3)2 + K = K(NO3)2 + Sn4 =>
4 Sn(NO3)2 + 4 K = 4 K(NO3)2 + Sn4
NH4Cl + AgNO2 = NH4NO2 + AgCl =>
NH4Cl + AgNO2 = NH4NO2 + AgCl
HCOH + C2H6 = HCOOC2H5 + H2O =>
7 HCOH + C2H6 = 3 HCOOC2H5 + H2O
CuSO4(H2O)5 + Na2CO3 = Na2SO4 + Cu2(OH)2CO3 + H2O + CO2 =>
2 CuSO4(H2O)5 + 2 Na2CO3 = 2 Na2SO4 + Cu2(OH)2CO3 + 9 H2O + CO2
(NH4)2(SO4) + K(OH) = K2(SO4) + NH3 + H2O =>
(NH4)2(SO4) + 2 K(OH) = K2(SO4) + 2 NH3 + 2 H2O
Cu(OH)2 + H3P = Cu3P2 + H2O =>
3 Cu(OH)2 + 2 H3P = Cu3P2 + 6 H2O
KHCO3(aq) + H2O(l) = CO2(g) + KH + OH =>
KHCO3(aq) + H2O(l) = CO2(g) + KH + 2 OH
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Na + N3 = Na3N3 =>
3 Na + N3 = Na3N3
KMnO4 + Na2S2O3 + H2O = Na2SO4 + K2SO4 + MnO2 + KOH =>
8 KMnO4 + 3 Na2S2O3 + H2O = 3 Na2SO4 + 3 K2SO4 + 8 MnO2 + 2 KOH
C17H35COONa + HCOOH = C17H35COOH + HCOONa =>
C17H35COONa + HCOOH = C17H35COOH + HCOONa
C7H6O + C5H8O = C19H16O + H2O =>
2 C7H6O + C5H8O = C19H16O + 2 H2O
HCOOH + Al2(CO3)3 = H2O + CO2 + Al(COOH)3 =>
6 HCOOH + Al2(CO3)3 = 3 H2O + 3 CO2 + 2 Al(COOH)3
Pb(NO2)2 + KCl = KNO2 + PbCl2 =>
Pb(NO2)2 + 2 KCl = 2 KNO2 + PbCl2
Mg + SO2 = MgO + S =>
2 Mg + SO2 = 2 MgO + S
FeAsS + O2 + CaCl2 + H2O = FeAsO4 + CaSO4 + HCl =>
2 FeAsS + 7 O2 + 2 CaCl2 + 2 H2O = 2 FeAsO4 + 2 CaSO4 + 4 HCl
Fe + C13 = FeC14 =>
13 Fe + 14 C13 = 13 FeC14
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CO3 = COO2 =>
CO3 = COO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C2H4 + O2 = C2H4O =>
2 C2H4 + O2 = 2 C2H4O
In2S3 + O2 = In2O3 + SO2 =>
2 In2S3 + 9 O2 = 2 In2O3 + 6 SO2
MgO(s) + Fe(s) = Fe2O3(s) + Mg(s) =>
3 MgO(s) + 2 Fe(s) = Fe2O3(s) + 3 Mg(s)
Fe3C + O2 = CO2 + Fe3O4 =>
Fe3C + 3 O2 = CO2 + Fe3O4
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Fe3P = Fe + P =>
Fe3P = 3 Fe + P
H4 = H2 =>
H4 = 2 H2
C5H6O(l) + O2 = CO2 + H2O =>
C5H6O(l) + 6 O2 = 5 CO2 + 3 H2O
(C)6(H)12(O)6 + (O)2 = C(O)2 + (H)2O =>
(C)6(H)12(O)6 + 6(O)2 = 6 C(O)2 + 6(H)2O
CH3COCH3 + H2O2 = CO2 + H2O =>
CH3COCH3 + 8 H2O2 = 3 CO2 + 11 H2O
C6H5COOH + NH3 = C6H5COONH4 =>
C6H5COOH + NH3 = C6H5COONH4
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
CrCl3 + Na2SiO3 = NaCr(SiO3)2 + NaCl =>
CrCl3 + 2 Na2SiO3 = NaCr(SiO3)2 + 3 NaCl
NaCl(s) + H2SO4 = HCl(g) + Na2SO4(aq) =>
2 NaCl(s) + H2SO4 = 2 HCl(g) + Na2SO4(aq)
C3H6 + HOH = C3H8O =>
C3H6 + HOH = C3H8O
Au + K + Se = AuKSe =>
Au + K + Se = AuKSe
C7H8 + H2SO4 = C7H8O3S + H2O =>
C7H8 + H2SO4 = C7H8O3S + H2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
HCOOH = COH2O =>
HCOOH = COH2O
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