| Équations équilibrées la veille | Équations équilibrées le lendemain |
Be + 2 HNO3 = Be(NO3)2 + H2
H2O2 = H2O + O =>
H2O2 = H2O + O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaClO2 = NaClO3 + NaCl =>
3 NaClO2 = 2 NaClO3 + NaCl
Na2ZnO2 + HCl = Zn(OH)2 + NaCl =>
Na2ZnO2 + 2 HCl = Zn(OH)2 + 2 NaCl
Na + Co2 = NaCo2 =>
Na + Co2 = NaCo2
P4 + NaH + H2O = PH3 + NaHPO3 =>
3 P4 + 4 NaH + 12 H2O = 8 PH3 + 4 NaHPO3
PbI2 + Zn = ZnI + Pb =>
PbI2 + 2 Zn = 2 ZnI + Pb
CaSiO3 + HBr = HSiO3 + CaBr =>
CaSiO3 + HBr = HSiO3 + CaBr
FeS + NH3 = FeSNH3 =>
FeS + NH3 = FeSNH3
CHCl3 + NaOH = NaCl + CH(OH)3 =>
CHCl3 + 3 NaOH = 3 NaCl + CH(OH)3
Si2H3(i) + O2(i) = SiO2(s) + H2O(aq) =>
4 Si2H3(i) + 11 O2(i) = 8 SiO2(s) + 6 H2O(aq)
Sr(NO3)2 + K2SO4 = KNO3 + SrSO4 =>
Sr(NO3)2 + K2SO4 = 2 KNO3 + SrSO4
Zn(s) + Ag(NO3)(aq) = Ag + Zn(NO3) =>
Zn(s) + Ag(NO3)(aq) = Ag + Zn(NO3)
Fe(s) + Cl3(g) = FeCl3(s) =>
Fe(s) + Cl3(g) = FeCl3(s)
Na2O + H2SO4 = H2O + Na2SO4 =>
Na2O + H2SO4 = H2O + Na2SO4
Ag3N = Ag + N =>
Ag3N = 3 Ag + N
CaCO2 = CO2 + Ca =>
CaCO2 = CO2 + Ca
CH2O + KOH + KMnO4 = K2CO3 + MnO2 + H2O =>
3 CH2O + 2 KOH + 4 KMnO4 = 3 K2CO3 + 4 MnO2 + 4 H2O
Ca(NO3)2 + HBr = HNO3 + Ca(Br)2 =>
Ca(NO3)2 + 2 HBr = 2 HNO3 + Ca(Br)2
(C2H5)3Al + CH3OH = (CH3O)3Al + C2H6 =>
(C2H5)3Al + 3 CH3OH = (CH3O)3Al + 3 C2H6
K2CO3 + H3BO3 + H2C2O4(H2O)2 = K2CO3*2H3BO3*H2C2O4(H2O)2 =>
K2CO3 + 2 H3BO3 + H2C2O4(H2O)2 = K2CO3*2H3BO3*H2C2O4(H2O)2
K3BO3 + H2SO4 = K2SO4 + H3BO3 =>
2 K3BO3 + 3 H2SO4 = 3 K2SO4 + 2 H3BO3
Fe + (OH)3 + HCe = FeCe + H2O =>
3 Fe + (OH)3 + 3 HCe = 3 FeCe + 3 H2O
Ca(NO3)2 + HBr = HNO3 + Ca(Br)2 =>
Ca(NO3)2 + 2 HBr = 2 HNO3 + Ca(Br)2
K2SO4(aq) + CaI2 = CaSO4(s) + KI(aq) =>
K2SO4(aq) + CaI2 = CaSO4(s) + 2 KI(aq)
NaOH + Ca(NO3)2 = NaNO3 + Ca(OH)2 =>
2 NaOH + Ca(NO3)2 = 2 NaNO3 + Ca(OH)2
Na1 + O2 = Na2O1 =>
4 Na1 + O2 = 2 Na2O1
NaPO3 + H2O = NaH2PO4 =>
NaPO3 + H2O = NaH2PO4
PbCO3 = PbCO3(PbO)2 + CO2 =>
3 PbCO3 = PbCO3(PbO)2 + 2 CO2
NH4(CrO4)2 = CrO3 + N2 + H2O =>
2 NH4(CrO4)2 = 4 CrO3 + N2 + 4 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
CrBr3 + K2CO3 + H2O = KBr + Cr(OH)3 + CO2 =>
2 CrBr3 + 3 K2CO3 + 3 H2O = 6 KBr + 2 Cr(OH)3 + 3 CO2
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
K2CrO4 + KOH + SnCl2 = K2SnO3 + KCl + H2O + K3[Cr(OH)6] =>
2 K2CrO4 + 14 KOH + 3 SnCl2 = 3 K2SnO3 + 6 KCl + H2O + 2 K3[Cr(OH)6]
Na2H2AsO4 + NaOH = Na3HAsO4 + H2O =>
Na2H2AsO4 + NaOH = Na3HAsO4 + H2O
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
Na2S2O8 = SO4 + Na =>
Na2S2O8 = 2 SO4 + 2 Na
C2H5COOH + O2 = CO2 + H2O =>
2 C2H5COOH + 7 O2 = 6 CO2 + 6 H2O
Na2SO4 + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2SO4 + Ca(NO3)2 = 2 NaNO3 + CaSO4
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
HgO + Cl2 = Hg2 + Cl2O =>
2 HgO + 2 Cl2 = Hg2 + 2 Cl2O
C8H8O + O2 = CO2 + H2O =>
2 C8H8O + 19 O2 = 16 CO2 + 8 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
C6H12 + O2(g) = CO2(g) + H2O(g) =>
C6H12 + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
BaCl2 + F2 = F2Cl2 + Ba =>
BaCl2 + F2 = F2Cl2 + Ba
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Ca(NO3)2 + HBr = HNO3 + Ca(Br)2 =>
Ca(NO3)2 + 2 HBr = 2 HNO3 + Ca(Br)2
Co2O3 + C = Co + CO2 =>
2 Co2O3 + 3 C = 4 Co + 3 CO2
KIO3 + Cl2 = KClO3 + I2 =>
2 KIO3 + Cl2 = 2 KClO3 + I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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