| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S + Cd(NO3)2 = 2 Na(NO3) + CdS
HNO3 + H = NH2OH + H2O =>
HNO3 + 6 H = NH2OH + 2 H2O
KOH + H2O = KO2H3 =>
KOH + H2O = KO2H3
Zn + KMnO4 + H2SO4 = ZnSO4 + K2SO4 + MnSO4 + H2O =>
5 Zn + 2 KMnO4 + 8 H2SO4 = 5 ZnSO4 + K2SO4 + 2 MnSO4 + 8 H2O
AgNO3(aq) + KOH(aq) = AgOH + KNO3 =>
AgNO3(aq) + KOH(aq) = AgOH + KNO3
K2Cl2O7 + KBr + H2SO4 = Br + K2SO4 + HCl + H2O =>
K2Cl2O7 + 14 KBr + 8 H2SO4 = 14 Br + 8 K2SO4 + 2 HCl + 7 H2O
CrO3 + NaOH = Na2Cr2O7 + H2O =>
2 CrO3 + 2 NaOH = Na2Cr2O7 + H2O
H2 + As2 = H2As =>
2 H2 + As2 = 2 H2As
C6H8O7 + NaOH = NaC6H7O7 + H2O =>
C6H8O7 + NaOH = NaC6H7O7 + H2O
Pt + AgNO3 = Pt(NO3)2 + Ag =>
Pt + 2 AgNO3 = Pt(NO3)2 + 2 Ag
CH3CH2COOH + O2 = CO2 + H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2 + 6 H2O
Cr + Pb{2+} = Cr3{+} + Pb =>
6 Cr + Pb{2+} = 2 Cr3{+} + Pb
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
Pb(NO3)2 + Na2(CO3) = Pb(CO3) + Na(NO3) =>
Pb(NO3)2 + Na2(CO3) = Pb(CO3) + 2 Na(NO3)
C2H4Br2 + Na = C2H4 + NaBr =>
C2H4Br2 + 2 Na = C2H4 + 2 NaBr
NaO + CO2 = Na2CO3 + O2 =>
4 NaO + 2 CO2 = 2 Na2CO3 + O2
Na2S2O3 + Cl2 = NaCl + SO2 + S =>
2 Na2S2O3 + 2 Cl2 = 4 NaCl + 3 SO2 + S
HNO3 + CuO = HNO4 + Cu =>
HNO3 + CuO = HNO4 + Cu
CCl4 + HCl = CHCl3 + Cl2 =>
CCl4 + HCl = CHCl3 + Cl2
Na2S2O3 + Cl2 = NaCl + SO2 + S =>
2 Na2S2O3 + 2 Cl2 = 4 NaCl + 3 SO2 + S
C7H14 + O2 = CO + H2O =>
C7H14 + 7 O2 = 7 CO + 7 H2O
CO2 + H2 = C2H2 + H2O =>
2 CO2 + 5 H2 = C2H2 + 4 H2O
NaNO3 + H2SO4 = HNO3 + NaHSO4 =>
NaNO3 + H2SO4 = HNO3 + NaHSO4
Al2(SO4)3 + NH4OH = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH4OH = 2 Al(OH)3 + 3(NH4)2SO4
Pb(CH3COO)2 + KBr = PbBr2 + KCH3COO =>
Pb(CH3COO)2 + 2 KBr = PbBr2 + 2 KCH3COO
HgCrO4 = Hg + Cr2O3 + O2 =>
4 HgCrO4 = 4 Hg + 2 Cr2O3 + 5 O2
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + KC2H3O2 =>
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + 2 KC2H3O2
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
N2(s) + O2(g) = NO2(s) =>
N2(s) + 2 O2(g) = 2 NO2(s)
SrCl2 + (NH4)2O = SrO + (NH4)Cl =>
SrCl2 + (NH4)2O = SrO + 2(NH4)Cl
NiCl2 + NH3 = Ni(NH3)4Cl2 =>
NiCl2 + 4 NH3 = Ni(NH3)4Cl2
Ag + Mg(NO3)2 = Ag(NO3)2 + Mg =>
Ag + Mg(NO3)2 = Ag(NO3)2 + Mg
Na2O2(s) + H2O(l) = NaOH(aq) + O2(g) =>
2 Na2O2(s) + 2 H2O(l) = 4 NaOH(aq) + O2(g)
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + Na2(NO3)2 =>
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + Na2(NO3)2
Cr + HNO3 = Cr(NO3)3 + NO + H2O =>
Cr + 4 HNO3 = Cr(NO3)3 + NO + 2 H2O
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
S + NO3{-} + H2O = SO4{-2} + NO2{-} + H{+} =>
S + 3 NO3{-} + H2O = SO4{-2} + 3 NO2{-} + 2 H{+}
C6H8O7 + Na2CO3 = Na3C6H5O7 + CO2 + H2O =>
2 C6H8O7 + 3 Na2CO3 = 2 Na3C6H5O7 + 3 CO2 + 3 H2O
BaCl2(aq) + NaCl(aq) = BaCl(s) + NaCl2(aq) =>
BaCl2(aq) + NaCl(aq) = BaCl(s) + NaCl2(aq)
In + H2SO4 = In2(SO4)3 + H2 =>
2 In + 3 H2SO4 = In2(SO4)3 + 3 H2
C2H2 + KMnO4 = H2CCOOK + MnO2 =>
C2H2 + KMnO4 = H2CCOOK + MnO2
Br2 + O2 = Br2O3 =>
2 Br2 + 3 O2 = 2 Br2O3
Sn + HCl = SnCl2 + H =>
Sn + 2 HCl = SnCl2 + 2 H
(NH4)2S(aq) + SrCl2(aq) = (NH4)Cl(aq) + SrS(aq) =>
(NH4)2S(aq) + SrCl2(aq) = 2(NH4)Cl(aq) + SrS(aq)
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
Na3PO4 + Ni(NO3)2 = Ni3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ni(NO3)2 = Ni3(PO4)2 + 6 NaNO3
CH3CO2 + H2O = CH4 + CO2 =>
8 CH3CO2 + 2 H2O = 7 CH4 + 9 CO2
Al(OH)3 + RbOH = Rb3[Al(OH)6] =>
Al(OH)3 + 3 RbOH = Rb3[Al(OH)6]
Mg3(PO4)2 + NaOH = Na3PO4 + Mg(OH)2 =>
Mg3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Mg(OH)2
Fe2(SO4)3(aq) + KOH(aq) = K2SO4(aq) + Fe(OH)3(s) =>
Fe2(SO4)3(aq) + 6 KOH(aq) = 3 K2SO4(aq) + 2 Fe(OH)3(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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