Équations équilibrées la veille |
Al2O3 + 2 NaHCO3 = 2 NaAlO2 + 2 CO2 + H2O
As(OH)5 + HCl = AsCl5 + H2O =>
As(OH)5 + 5 HCl = AsCl5 + 5 H2O
HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
Ca5(PO4)3F = Ca3(PO4)2 + CaF2 =>
2 Ca5(PO4)3F = 3 Ca3(PO4)2 + CaF2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
KNO3 + NaOH + Al + H2O = NH3 + NaAlO2 + KAlO2 =>
3 KNO3 + 5 NaOH + 8 Al + 2 H2O = 3 NH3 + 5 NaAlO2 + 3 KAlO2
Zn + P = ZnP =>
Zn + P = ZnP
H + B = HB =>
H + B = HB
LEAD(IV)BROMIDE + POTASSIUMHYDROXIDE = LEAD(IV)HYDROXIDE + POTASSIUMBROMIDE =>
LEAD(IV)BROMIDE + POTASSIUMHYDROXIDE = LEAD(IV)HYDROXIDE + POTASSIUMBROMIDE
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg(s) + CI2(g) = MgCI2(s) =>
Mg(s) + CI2(g) = MgCI2(s)
Al2(SO4)3 + Pb(NO2)2 = PbSO4 + Al(NO2)3 =>
Al2(SO4)3 + 3 Pb(NO2)2 = 3 PbSO4 + 2 Al(NO2)3
FeCl2 + K3PO4 = K3Cl2 + FePO4 =>
FeCl2 + K3PO4 = K3Cl2 + FePO4
NH3 + O2 = N2O + H2O = no2 + h2p =>
2 NH3 + 2 O2 = N2O + 3 H2O
KO + CO2 = K2CO + O2 =>
4 KO + 2 CO2 = 2 K2CO + 3 O2
Mg(NO3)2 + Na2CrO4 = Mg(CrO4) + NaNO3 =>
Mg(NO3)2 + Na2CrO4 = Mg(CrO4) + 2 NaNO3
Ba(OH)2 + CaO = Ca(OH)2 + BaO =>
Ba(OH)2 + CaO = Ca(OH)2 + BaO
H(PO4) + MgOH = HOH + Mg(PO4) =>
H(PO4) + MgOH = HOH + Mg(PO4)
HgO + SO2 = Hg2SO4 =>
2 HgO + SO2 = Hg2SO4
H2SiCl2 + H2O = H8SiO4 + HCl =>
H2SiCl2 + 4 H2O = H8SiO4 + 2 HCl
Cl2 + C2 = Cl4C =>
4 Cl2 + C2 = 2 Cl4C
FeBr3(aq) + Cl2(g) = FeCl3(aq) + Br2(l) =>
2 FeBr3(aq) + 3 Cl2(g) = 2 FeCl3(aq) + 3 Br2(l)
Hg(IO3)2 + Ni2(HPO4)3 = HgHPO4 + Ni(IO3)3 =>
3 Hg(IO3)2 + Ni2(HPO4)3 = 3 HgHPO4 + 2 Ni(IO3)3
MgCo3 + HCl = H2Co3 + MgCl2 =>
MgCo3 + 2 HCl = H2Co3 + MgCl2
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
PbO2 + N2 = PbN + O2 =>
2 PbO2 + N2 = 2 PbN + 2 O2
Na2CO3 + CO2 + H2O = NaHCO3 =>
Na2CO3 + CO2 + H2O = 2 NaHCO3
O2 = O3 =>
3 O2 = 2 O3
FeO2 + H2O = Fe(OH)2 + O2 =>
2 FeO2 + 2 H2O = 2 Fe(OH)2 + O2
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
AgO3 = Ag3 + O =>
3 AgO3 = Ag3 + 9 O
C12H22O11 + H2 = C2H6O + CO2 =>
3 C12H22O11 + 6 H2 = 13 C2H6O + 10 CO2
Pb(s) + AgNO3(l) = PbNO3(aq) + Ag(s) =>
Pb(s) + AgNO3(l) = PbNO3(aq) + Ag(s)
BaCl2 + (NH4)2C2O4 = NH4Cl + BaC2O4 =>
BaCl2 + (NH4)2C2O4 = 2 NH4Cl + BaC2O4
BaCO3 + HC2H3O2 = Ba + H2O + CO2 =>
4 BaCO3 + HC2H3O2 = 4 Ba + 2 H2O + 6 CO2
HI(aq) + K2SO3(s) = H2SO3(aq) + IK(aq) =>
2 HI(aq) + K2SO3(s) = H2SO3(aq) + 2 IK(aq)
Au + HNO3 = AuNO3 + H2 =>
2 Au + 2 HNO3 = 2 AuNO3 + H2
BaCl2 + Cu(NO3)3 = Ba(NO3)2 + CuCl3 =>
3 BaCl2 + 2 Cu(NO3)3 = 3 Ba(NO3)2 + 2 CuCl3
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
Fe2O3 + H2 = FeH3 + H2O =>
Fe2O3 + 6 H2 = 2 FeH3 + 3 H2O
K3[Fe(CN)6] + KI + KOH = K4[Fe(CN)6] + KIO3I2 + H2O =>
8 K3[Fe(CN)6] + 3 KI + 6 KOH = 8 K4[Fe(CN)6] + KIO3I2 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ga + HBr = GaBr3 + H2 =>
2 Ga + 6 HBr = 2 GaBr3 + 3 H2
Al + CO2 = Al2O3 + C =>
4 Al + 3 CO2 = 2 Al2O3 + 3 C
Na2SO4 + H2CO3 = Na2CO3 + H2SO4 =>
Na2SO4 + H2CO3 = Na2CO3 + H2SO4
PO2 + H2O = H3PO4 + H2 =>
2 PO2 + 4 H2O = 2 H3PO4 + H2
PB + Cu(NO3)2 = PBNO3 + Cu =>
2 PB + Cu(NO3)2 = 2 PBNO3 + Cu
CH3CO2H + K2CO3 = CH3COOK + CO2 + H2O =>
2 CH3CO2H + K2CO3 = 2 CH3COOK + CO2 + H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
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