Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CO2CaO
C4H8Cl2 + Na = C4H8 + NaCl =>
C4H8Cl2 + 2 Na = C4H8 + 2 NaCl
Na2S + H2SO4 + Br2 = S + HBr + Na2SO4 =>
Na2S + H2SO4 + Br2 = S + 2 HBr + Na2SO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Mg(OH)2(s) + HClO4(aq) = MgClO4 + H(OH)2 =>
Mg(OH)2(s) + HClO4(aq) = MgClO4 + H(OH)2
AgCl + PbI2 = AgI + PbCl2 =>
2 AgCl + PbI2 = 2 AgI + PbCl2
CaO + NaCl = CaOCl + Na =>
CaO + NaCl = CaOCl + Na
NO3{-} + Cu + H3O{+} = NO + Cu2{+} + H2O =>
NO3{-} + 6 Cu + 4 H3O{+} = NO + 3 Cu2{+} + 6 H2O
C12H26 + KAl(SO4)2*12(H2O) = KAl + C12H26(SO4)2*12(H2O) =>
C12H26 + KAl(SO4)2*12(H2O) = KAl + C12H26(SO4)2*12(H2O)
MgOH2 + H2SO4 = MgSO4 + H2OH2 =>
MgOH2 + H2SO4 = MgSO4 + H2OH2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
PO3 = P + O2 =>
2 PO3 = 2 P + 3 O2
KClO3 + Hg = KCl + HgO =>
KClO3 + 3 Hg = KCl + 3 HgO
Fe + H2Co = Fe2Co + H2 =>
2 Fe + H2Co = Fe2Co + H2
NaCl + NH3 = NCl3 + NaH =>
3 NaCl + NH3 = NCl3 + 3 NaH
BaMn8O16 + H2SO4 + C12H22O11 = MnSO4 + BaSO4 + CO2 + H2O =>
24 BaMn8O16 + 216 H2SO4 + 7 C12H22O11 = 192 MnSO4 + 24 BaSO4 + 84 CO2 + 293 H2O
PbCl4 + H3PO4 = H4Pb + Cl3PO4 =>
3 PbCl4 + 4 H3PO4 = 3 H4Pb + 4 Cl3PO4
OH + Na2S2O3 = NaOH + H2S + H2SO4 =>
24 OH + 4 Na2S2O3 = 8 NaOH + H2S + 7 H2SO4
HCl + Ag2NO3 = Ag2Cl + HNO3 =>
HCl + Ag2NO3 = Ag2Cl + HNO3
CH3CH(CH3)CH2OH + K2Cr2O7 + HCl = CH3CHO + CrCl3 + KCl + H2O =>
3 CH3CH(CH3)CH2OH + 2 K2Cr2O7 + 16 HCl = 6 CH3CHO + 4 CrCl3 + 4 KCl + 11 H2O
Mg(NO3)2 + NH3 = Mg(NH3)2 + NH3(NO3) =>
Mg(NO3)2 + 4 NH3 = Mg(NH3)2 + 2 NH3(NO3)
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ca(OH)2 + P2O5 = H2O + CaHPO4 =>
2 Ca(OH)2 + P2O5 = H2O + 2 CaHPO4
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3 =>
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3
HBrO(aq) + Ca(OH)2(aq) = Ca(BrO)2 + H2O =>
2 HBrO(aq) + Ca(OH)2(aq) = Ca(BrO)2 + 2 H2O
SOH2O = SO2H2 =>
SOH2O = SO2H2
GaCl3 + H2S = HCl + Ga2S3 =>
2 GaCl3 + 3 H2S = 6 HCl + Ga2S3
MnSO4 + PbO2 + H2SO4 = MnO4 + PbSO4 + H2O =>
MnSO4 + 3 PbO2 + 2 H2SO4 = MnO4 + 3 PbSO4 + 2 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
(NH4)2SO4 + HNO3 + KOH = NH4NO3 + K2SO4 + H2O =>
(NH4)2SO4 + 2 HNO3 + 2 KOH = 2 NH4NO3 + K2SO4 + 2 H2O
NaI + AgNo3 = NaNo3 + AgI =>
NaI + AgNo3 = NaNo3 + AgI
Mn{+2} + H{+} + PbO2 = MnO4{-} + Pb{+2} + H2O =>
2 Mn{+2} + 4 H{+} + 5 PbO2 = 2 MnO4{-} + 5 Pb{+2} + 2 H2O
Pt + HCl + HNO3 = H3PtCl6 + NO + H2O =>
Pt + 6 HCl + HNO3 = H3PtCl6 + NO + 2 H2O
Mg + SnO = MgO + Sn2 =>
2 Mg + 2 SnO = 2 MgO + Sn2
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Al + Ca(OH)2 = Ca3Al2O6 + H2 =>
2 Al + 3 Ca(OH)2 = Ca3Al2O6 + 3 H2
Na2HPO4 + Ca(NO3)2 = CaHPO4 + Na(NO3) =>
Na2HPO4 + Ca(NO3)2 = CaHPO4 + 2 Na(NO3)
Mg2{2+} + CO3{2-} = Mg2CO3 =>
Mg2{2+} + CO3{2-} = Mg2CO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Na[Al(OH)4] + AlCl3 = NaCl + Al(OH)3 =>
3 Na[Al(OH)4] + AlCl3 = 3 NaCl + 4 Al(OH)3
Co(OH)2 + H2SO4 = CoSO4 + H2O =>
Co(OH)2 + H2SO4 = CoSO4 + 2 H2O
Cr2(SO4)3 + NH3 = [Cr(NH3)6]2(SO4)3 =>
Cr2(SO4)3 + 12 NH3 = [Cr(NH3)6]2(SO4)3
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
Ba(OH)2 + Li(OH) = Li2[Ba(OH)4] =>
Ba(OH)2 + 2 Li(OH) = Li2[Ba(OH)4]
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MgSO4 + NH4OH = MgOH + NH4(SO4) =>
MgSO4 + NH4OH = MgOH + NH4(SO4)
MnSO4 + KClO3 + KOH = H2O + K2SO4 + KCl + KMnO4 =>
6 MnSO4 + 5 KClO3 + 18 KOH = 9 H2O + 6 K2SO4 + 5 KCl + 6 KMnO4
K2CO3 + H2NO3 = H2CO3 + K2NO3 =>
K2CO3 + H2NO3 = H2CO3 + K2NO3
LiSO4 + CuSO4 = Cu(SO4)2Li =>
LiSO4 + CuSO4 = Cu(SO4)2Li
PbO2 + KCl + H2O = KClO3 + Pb(OH)3 =>
6 PbO2 + KCl + 9 H2O = KClO3 + 6 Pb(OH)3
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