| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
BaS + HNO3(knoc) = BaSO4 + NO2 + H2O =>
BaS + 8 HNO3(knoc) = BaSO4 + 8 NO2 + 4 H2O
ZnS + O2 = ZnO2 + SO2 =>
ZnS + 2 O2 = ZnO2 + SO2
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Si + CaO = Ca + SiO2 =>
Si + 2 CaO = 2 Ca + SiO2
Ti3As4 + H2CrO4 = H3As + Ti2(CrO4)4 =>
2 Ti3As4 + 12 H2CrO4 = 8 H3As + 3 Ti2(CrO4)4
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
K3[Fe(SCN)6] + NaOH = Fe(OH)3 + NaSCN + KSCN =>
K3[Fe(SCN)6] + 3 NaOH = Fe(OH)3 + 3 NaSCN + 3 KSCN
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
AAA = A32 =>
32 AAA = 3 A32
O2 + MgCl2 = MgO + Cl2 =>
O2 + 2 MgCl2 = 2 MgO + 2 Cl2
K2SO4 + HNO3 = KNO3 + SO3*H2O =>
K2SO4 + 2 HNO3 = 2 KNO3 + SO3*H2O
CrCl3 + KOH = KCl + Cr(OH)3 =>
CrCl3 + 3 KOH = 3 KCl + Cr(OH)3
MgO + H2O = H4MgO3 =>
MgO + 2 H2O = H4MgO3
MnO4{-} + S{2-} + H{+} = Mn{2+} + H2O + S =>
2 MnO4{-} + 5 S{2-} + 16 H{+} = 2 Mn{2+} + 8 H2O + 5 S
Cu + K2Cr2O7 + H2SO4 = H2O + Cr2SO4 + CuSO4 + K2SO4 =>
5 Cu + K2Cr2O7 + 7 H2SO4 = 7 H2O + Cr2SO4 + 5 CuSO4 + K2SO4
Na3AlO3 + H2 = Al + NaOH =>
2 Na3AlO3 + 3 H2 = 2 Al + 6 NaOH
Na2Cl + NaOH = Na2OH + NaCl =>
Na2Cl + NaOH = Na2OH + NaCl
(NH4)HCO3 + NH3 = (NH4)2CO3 =>
(NH4)HCO3 + NH3 = (NH4)2CO3
VCl2 + SnCl2 + H2O = Sn + VOCl2 + HCl =>
VCl2 + SnCl2 + H2O = Sn + VOCl2 + 2 HCl
Ce2O3 + H2O = Ce(OH)3 =>
Ce2O3 + 3 H2O = 2 Ce(OH)3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
FeI3 + H2S = FeI2 + HI + S =>
2 FeI3 + H2S = 2 FeI2 + 2 HI + S
CrO4{-2} + SO3{-2} + H{+} = SO4{-2} + Cr{+3} + H2O =>
2 CrO4{-2} + 3 SO3{-2} + 10 H{+} = 3 SO4{-2} + 2 Cr{+3} + 5 H2O
NaHSO3 + SO2 + Zn = ZnSO3 + Na2S2O4 + H2O =>
2 NaHSO3 + SO2 + Zn = ZnSO3 + Na2S2O4 + H2O
Cu(OH)2 + NH3H2O = Cu(NH3)4 + OH + H2O =>
Cu(OH)2 + 4 NH3H2O = Cu(NH3)4 + 2 OH + 4 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Be(s) + H2O(l) = Be(OH)2(s) + H2(g) =>
Be(s) + 2 H2O(l) = Be(OH)2(s) + H2(g)
AgCl + K2Cr2O4 = Ag2Cr2O4 + KCl =>
2 AgCl + K2Cr2O4 = Ag2Cr2O4 + 2 KCl
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
C4H + O2 = CO2 + H2O =>
4 C4H + 17 O2 = 16 CO2 + 2 H2O
C3H7COONaNaOH = C3H8Na2CO3 =>
C3H7COONaNaOH = C3H8Na2CO3
NaNO2(aq) + HCl(aq) = NaCl(aq) + HNO2(aq) =>
NaNO2(aq) + HCl(aq) = NaCl(aq) + HNO2(aq)
Na2SO4 = SO2Na2O2 =>
Na2SO4 = SO2Na2O2
H9 + I2 = H9I2 =>
H9 + I2 = H9I2
Sn(OH)4 = SnO2 + H2O =>
Sn(OH)4 = SnO2 + 2 H2O
Cu2 + O3 = CuO =>
3 Cu2 + 2 O3 = 6 CuO
AgNO3 + H2O = Ag(OH) + HNO3 =>
AgNO3 + H2O = Ag(OH) + HNO3
Fe + H2CO3 = FeCO3 + H2 =>
Fe + H2CO3 = FeCO3 + H2
NaOH + Na2CO3 = NaHCO3 + Na2O =>
NaOH + Na2CO3 = NaHCO3 + Na2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Pb(NO3)2 + KOH = Pb(KOH)2 + NO3 =>
Pb(NO3)2 + 2 KOH = Pb(KOH)2 + 2 NO3
C2H2 + Ag(NH3)2OH = (NH4)2CO3 + NH3 + Ag + H2O =>
C2H2 + 10 Ag(NH3)2OH = 2(NH4)2CO3 + 16 NH3 + 10 Ag + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
BaSO4 + H2S = H2SO4 + BaS =>
BaSO4 + H2S = H2SO4 + BaS
C3H8 + O = CO2 + H2O =>
C3H8 + 10 O = 3 CO2 + 4 H2O
CaO + NaCl = CaOCl + Na =>
CaO + NaCl = CaOCl + Na
NH4OHH2O = NH3OHH3O =>
NH4OHH2O = NH3OHH3O
Al2Cl6 + H2O = Al(OH)3 + HCl =>
Al2Cl6 + 6 H2O = 2 Al(OH)3 + 6 HCl
K2SO4 + HCN = H2SO4 + KCN =>
K2SO4 + 2 HCN = H2SO4 + 2 KCN
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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