| Équations équilibrées la veille |
Hg(NO3)2 + Ca(OH)2 = HgO + H2O + Ca(NO3)2
HClO3 + KOH = KClO3 + H2O =>
HClO3 + KOH = KClO3 + H2O
C2H2 + KMnO4 + H2O = HOOCCOOH + MnO2 + KOH =>
3 C2H2 + 8 KMnO4 + 4 H2O = 3 HOOCCOOH + 8 MnO2 + 8 KOH
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
C2H3Br3 + O2 = CO + H2O + Br2 =>
4 C2H3Br3 + 7 O2 = 8 CO + 6 H2O + 6 Br2
ZnS + H2O + O2 = ZnO + H2SO4 =>
ZnS + H2O + 2 O2 = ZnO + H2SO4
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CrPO4 + CH3COOH = Cr(H2PO4)3 + Cr(CH3COO)3 =>
3 CrPO4 + 6 CH3COOH = Cr(H2PO4)3 + 2 Cr(CH3COO)3
Zn + Pb2NO3{-} = ZnNO3{-} + Pb =>
Zn + Pb2NO3{-} = ZnNO3{-} + 2 Pb
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
H + AgNO3 = HNO3 + Ag =>
H + AgNO3 = HNO3 + Ag
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CaCl2 + Na3P = Ca3P2 + NaCl =>
3 CaCl2 + 2 Na3P = Ca3P2 + 6 NaCl
NH40H + HCl = NH4Cl + H2 =>
NH40H + HCl = NH4Cl + 19 H2
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
Fe2O3(s) + Mg(s) = MgO(s) + Fe2(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + Fe2(s)
Br2 + CCl4 = CBr + Cl =>
Br2 + 2 CCl4 = 2 CBr + 8 Cl
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
BaCl2 + Al(NO3)3 = Ba(NO3)2 + Al(Cl)3 =>
3 BaCl2 + 2 Al(NO3)3 = 3 Ba(NO3)2 + 2 Al(Cl)3
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH4OH(aq) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH4OH(aq)
C2 + H3 + O4 + Cl = HCl(CO2)2 =>
3 C2 + H3 + 3 O4 + 3 Cl = 3 HCl(CO2)2
K2O + Cl2O3 = KClO2 =>
K2O + Cl2O3 = 2 KClO2
Cu(HCO3)2 + HCl = CuCl2 + H2O + CO2 =>
Cu(HCO3)2 + 2 HCl = CuCl2 + 2 H2O + 2 CO2
Cu(s) + HgCl2(aq) = Hg(s) + CuCl(aq) =>
2 Cu(s) + HgCl2(aq) = Hg(s) + 2 CuCl(aq)
Mg(H2PO4)2 = Mg + H2 + PO4 =>
Mg(H2PO4)2 = Mg + 2 H2 + 2 PO4
P + CaO = Ca3P2 + O =>
2 P + 3 CaO = Ca3P2 + 3 O
Na2S + HNO3 = S + NO2 + H2O + NaNO3 =>
Na2S + 4 HNO3 = S + 2 NO2 + 2 H2O + 2 NaNO3
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
K + Se = KSe =>
K + Se = KSe
SO2 + OH = SO3 + H2O =>
SO2 + 2 OH = SO3 + H2O
HNO3(aq) + NaCl(aq) = Cl(NO3)HNa =>
HNO3(aq) + NaCl(aq) = Cl(NO3)HNa
Pb(NO3)2 + Cu2SO4 = PbSO4 + CuNO3 =>
Pb(NO3)2 + Cu2SO4 = PbSO4 + 2 CuNO3
Mg2 + CuSO4 = MgSO4 + Cu =>
Mg2 + 2 CuSO4 = 2 MgSO4 + 2 Cu
NiCl2 + O2 = NiO + Cl2O5 =>
NiCl2 + 3 O2 = NiO + Cl2O5
SrCO3 + HCl = SrCl + HCO3 =>
SrCO3 + HCl = SrCl + HCO3
Sn{4+} + P = SnP{+4} =>
Sn{4+} + P = SnP{+4}
FeCl + K4[Fe(CN)6] = KCl + Fe4[Fe(CN)6] =>
4 FeCl + K4[Fe(CN)6] = 4 KCl + Fe4[Fe(CN)6]
C12 + H22O11 = C12H22O11 =>
C12 + H22O11 = C12H22O11
N2H4*H2SO4 + I2 + KOH = KI + N2 + H2SO4 + H2O =>
N2H4*H2SO4 + 2 I2 + 4 KOH = 4 KI + N2 + H2SO4 + 4 H2O
MgBr2 + HF = MgF2 + HBr =>
MgBr2 + 2 HF = MgF2 + 2 HBr
Zn + O2 + KOH + H2O = K2[Zn(OH)4] =>
2 Zn + O2 + 4 KOH + 2 H2O = 2 K2[Zn(OH)4]
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
BaCr2O7 + HCl = BaCl2 + H2Cr2O7 =>
BaCr2O7 + 2 HCl = BaCl2 + H2Cr2O7
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Cr(OH)2 + NaBr = CrBr2 + NaOH =>
Cr(OH)2 + 2 NaBr = CrBr2 + 2 NaOH
CaSO3 + NaOH = Ca(OH)2 + Na2SO3 =>
CaSO3 + 2 NaOH = Ca(OH)2 + Na2SO3
NiO + H2 = NiOH2 =>
NiO + H2 = NiOH2
Pb(NO3)2 + NH4SCN = PbSCN + NH4(NO3)2 =>
Pb(NO3)2 + NH4SCN = PbSCN + NH4(NO3)2
Co(OH)2 + KClO + H2O = Co(OH)3 + KCl =>
2 Co(OH)2 + KClO + H2O = 2 Co(OH)3 + KCl
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Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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