| Équations équilibrées la veille |
4 Fe + 3 O2 + 6 H2O = 2 Fe2O3*3H2O
HCOOK + H3PO4 = HCOOH + K2HPO4 =>
2 HCOOK + H3PO4 = 2 HCOOH + K2HPO4
KMnO4 + H2SO4 + H2O2 = K2SO4 + H2MnO4 + O2 =>
2 KMnO4 + H2SO4 + H2O2 = K2SO4 + 2 H2MnO4 + O2
CO3Ca(OH)2 = CaCO3H2O2 =>
CO3Ca(OH)2 = CaCO3H2O2
Al + NaOH + H2O = [NaAl(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2[NaAl(OH)4] + 3 H2
H2SO4 + KMnO4 + H2O2 = MnO4 + KHSO4 + H2O =>
2 H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + 2 KHSO4 + 2 H2O
Mg(OH)2N2O5 = Mg(NO3)2H2O =>
Mg(OH)2N2O5 = Mg(NO3)2H2O
HNO3 + K = KNO3 + NO + H2O =>
4 HNO3 + 3 K = 3 KNO3 + NO + 2 H2O
Pb + Cu{2} = Pb{2} + Cu =>
Pb + Cu{2} = Pb{2} + Cu
MgNa2O = MgONa2 =>
MgNa2O = MgONa2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KOH(aq) + HNO3 = KNO3(aq) + H2O(l) =>
KOH(aq) + HNO3 = KNO3(aq) + H2O(l)
Mg(OH)2 = H2O + MgO =>
Mg(OH)2 = H2O + MgO
H4 + N2 = NH3 =>
3 H4 + 2 N2 = 4 NH3
NaI + Ca(SO4) = Na2(SO4) + CaI2 =>
2 NaI + Ca(SO4) = Na2(SO4) + CaI2
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
LiBrPb(NO3) = Li(NO3)PbBr =>
LiBrPb(NO3) = Li(NO3)PbBr
Fe2O3 + SiO2 + SnO2 + Sn = Fe4Si2Sn7O16 =>
2 Fe2O3 + 2 SiO2 + 3 SnO2 + 4 Sn = Fe4Si2Sn7O16
Ni + HNO3 + H2O = Ni(NO3)2*6H2O + H2 =>
Ni + 2 HNO3 + 6 H2O = Ni(NO3)2*6H2O + H2
NaHCO3(aq) + CH3COOH(s) = CO2(g) + H2O(l) + CH3COONa(aq) =>
NaHCO3(aq) + CH3COOH(s) = CO2(g) + H2O(l) + CH3COONa(aq)
C2H5OH + NaHCO3 = C2H5ONa + H2CO3 =>
C2H5OH + NaHCO3 = C2H5ONa + H2CO3
Al(OH)3 + NaOH = Na + [Al(OH)4] =>
Al(OH)3 + NaOH = Na + [Al(OH)4]
CrSO4 + AgNO3 = Ag + Cr2(SO4)3 + Cr(NO3)3 =>
3 CrSO4 + 3 AgNO3 = 3 Ag + Cr2(SO4)3 + Cr(NO3)3
C2H5OH + NaHCO3 = C2H3NaO2 + CO2 + H2O =>
2 C2H5OH + 3 NaHCO3 = 3 C2H3NaO2 + CO2 + 3 H2O
K2Mg(SO4)2 + Na2SO4 = K3Na(SO4)2 + MgSO4 =>
3 K2Mg(SO4)2 + Na2SO4 = 2 K3Na(SO4)2 + 3 MgSO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
NaOH + HOC(COOH)(CH2COOH)2 = H2O + HOC(COONa)(CH2COONa)2 =>
3 NaOH + HOC(COOH)(CH2COOH)2 = 3 H2O + HOC(COONa)(CH2COONa)2
Na2SO4*10H2O + BaCl2 = NaCl + BaSO4 + H2O =>
Na2SO4*10H2O + BaCl2 = 2 NaCl + BaSO4 + 10 H2O
KOH + Mg2 = Mg(OH)2 + K2 =>
4 KOH + Mg2 = 2 Mg(OH)2 + 2 K2
Bi(OH)3 + K2Sn(OH)4 = Bi + K2Sn(OH)6 =>
2 Bi(OH)3 + 3 K2Sn(OH)4 = 2 Bi + 3 K2Sn(OH)6
C2H5OH + NaHCO3 = C2H5ONa + H2O + CO2 =>
C2H5OH + NaHCO3 = C2H5ONa + H2O + CO2
NaClO + NaHCO3 = HOCl + Na2CO3 =>
NaClO + NaHCO3 = HOCl + Na2CO3
CaI2 + H2SO4 = CaSO4 + H2O + I2 + H2S =>
4 CaI2 + 5 H2SO4 = 4 CaSO4 + 4 H2O + 4 I2 + H2S
Na2CO3(aq) + Fe(NO3)2(aq) = NaNO3 + FeCO3 =>
Na2CO3(aq) + Fe(NO3)2(aq) = 2 NaNO3 + FeCO3
PKCl = PClK =>
PKCl = PClK
C2H5OH + NaHCO3 = H2O + C2H5COONa + CO2 =>
7 C2H5OH + 6 NaHCO3 = 9 H2O + 6 C2H5COONa + 2 CO2
H3BO3 + KOH = K3BO3 + H2O =>
H3BO3 + 3 KOH = K3BO3 + 3 H2O
Na(NO3)(aq) + Ca(s) = Na(s) + Ca(NO3)2(aq) =>
2 Na(NO3)(aq) + Ca(s) = 2 Na(s) + Ca(NO3)2(aq)
Cu(SO4)H2O = CuSO4 + H2O =>
Cu(SO4)H2O = CuSO4 + H2O
K2Cr2O7 + H2O2 = Cr2O3 + KOH + O2 =>
K2Cr2O7 + H2O2 = Cr2O3 + 2 KOH + 2 O2
CH3COOHH2O = CH3COOH3O =>
CH3COOHH2O = CH3COOH3O
CH2O + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2O + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
CO3 + Ba = BaCO3 =>
CO3 + Ba = BaCO3
C72H130O9 + C9H18O7 = C153H274O23 + H2O =>
2 C72H130O9 + C9H18O7 = C153H274O23 + 2 H2O
NaHCOO + H2SO4 = CO + Na2SO4 + H2O =>
2 NaHCOO + H2SO4 = 2 CO + Na2SO4 + 2 H2O
MgSO3 + HNO3 = HSO3 + MgNO3 =>
MgSO3 + HNO3 = HSO3 + MgNO3
NaI + H2O = NaOH + HI =>
NaI + H2O = NaOH + HI
Fe(OH)3(s) + H2SO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
2 Fe(OH)3(s) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 6 H2O(l)
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