| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3COONa + HNO3 = NaNO3 + CH3COOH
ZnO + NaOH = Na2ZnO2 + H2O =>
ZnO + 2 NaOH = Na2ZnO2 + H2O
Mn(HCO3) + O2 = MnO2 + CO2 + H2O =>
4 Mn(HCO3) + 3 O2 = 4 MnO2 + 4 CO2 + 2 H2O
Mn(HCO3)2 + O2 = MnO2 + CO2 + H2O =>
2 Mn(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 H2O
Mn(HCO3) + O2 = MnO2 + CO2 + H2O =>
4 Mn(HCO3) + 3 O2 = 4 MnO2 + 4 CO2 + 2 H2O
Mn(HCO3)2 + O2 = MnO2 + CO2 + H2O =>
2 Mn(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 H2O
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
H3P + O2 = H3PO4 =>
H3P + 2 O2 = H3PO4
Cu2O + B4C + BO2 = CuBO2 + CO2 =>
10 Cu2O + B4C + 16 BO2 = 20 CuBO2 + CO2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
HJ + O2 = H2O + J2 =>
4 HJ + O2 = 2 H2O + 2 J2
H2SO4 + Cu = CuSO4 + H2 =>
H2SO4 + Cu = CuSO4 + H2
H3PO4 + Ca3(PO4)2 + H2O = Ca(H2PO4)2*H2O =>
4 H3PO4 + Ca3(PO4)2 + 3 H2O = 3 Ca(H2PO4)2*H2O
H2SO4 + Cu = CuSO4 + H2 =>
H2SO4 + Cu = CuSO4 + H2
B2O3 + C = B4C + BO2 =>
8 B2O3 + C = B4C + 12 BO2
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
Se + O2 = SeO3 =>
2 Se + 3 O2 = 2 SeO3
KOH + Cl2 = KClO3 + KCl + H20 =>
60 KOH + 30 Cl2 = 20 KClO3 + 40 KCl + 3 H20
C2H4 + H2 = C2H8 =>
C2H4 + 2 H2 = C2H8
SiO2 + Al = Al2O3 + Si =>
3 SiO2 + 4 Al = 2 Al2O3 + 3 Si
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
Br2 + NH3 = NH4Br + N2 =>
3 Br2 + 8 NH3 = 6 NH4Br + N2
KOH + H2So4 = K2So4 + H2O =>
2 KOH + H2So4 = K2So4 + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
BaCl2(aq) + CuSO4(aq) = BaSO4(s) + CuCl2(aq) =>
BaCl2(aq) + CuSO4(aq) = BaSO4(s) + CuCl2(aq)
C2H4 + H2 = C2H6 =>
C2H4 + H2 = C2H6
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
KBr + H2So4 = K2So4 + HBr =>
2 KBr + H2So4 = K2So4 + 2 HBr
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
Cl2 + KNO3 + H2O = KClO3 + KCl + HNO3 =>
3 Cl2 + 6 KNO3 + 3 H2O = KClO3 + 5 KCl + 6 HNO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C6H14 + O2 = H2O + CO2 =>
2 C6H14 + 19 O2 = 14 H2O + 12 CO2
Sn + HNO3 = H2SnO3 + NO2 + H2O =>
Sn + 4 HNO3 = H2SnO3 + 4 NO2 + H2O
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
P4 + KOH + H2O = PH3 + KH2PO2 =>
P4 + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
H2SO3 + OH = SO3 + H2O =>
H2SO3 + 2 OH = SO3 + 2 H2O
HNO3 + BaO2H2 = H2O + Ba{+2} + NO3{-} =>
2 HNO3 + BaO2H2 = 2 H2O + Ba{+2} + 2 NO3{-}
BaCl2 + K2Cr2O7 + CH3COO + H2O = BaCrO4 + KCl + Cl + CH3COOH =>
2 BaCl2 + K2Cr2O7 + 2 CH3COO + H2O = 2 BaCrO4 + 2 KCl + 2 Cl + 2 CH3COOH
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
P + H2O2 + NaOH = NaH2PO4 + H2O =>
2 P + 5 H2O2 + 2 NaOH = 2 NaH2PO4 + 4 H2O
Zn(OH)2 + H2SO4 = H2O + ZnSO4 =>
Zn(OH)2 + H2SO4 = 2 H2O + ZnSO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/11/16
Équations équilibrées sur12/11/15
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