| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 Br2 + 12 H3AsO4 = 3 As4 + 20 HBrO2 + 8 H2O
C2Cl4O2 + KOH = KCl + CO2 + H2O =>
C2Cl4O2 + 4 KOH = 4 KCl + 2 CO2 + 2 H2O
CoHCO3 = Co2O + CO2 + H2O =>
2 CoHCO3 = Co2O + 2 CO2 + H2O
AgBr(s) + Cl2(g) = AgCl(s) + Br2(l) =>
2 AgBr(s) + Cl2(g) = 2 AgCl(s) + Br2(l)
Pb[NO3]2 + AlCl3 = PbCl2 + Al[NO3]3 =>
3 Pb[NO3]2 + 2 AlCl3 = 3 PbCl2 + 2 Al[NO3]3
C28H44O3 + O2 = CO2 + H2O =>
2 C28H44O3 + 75 O2 = 56 CO2 + 44 H2O
Ag2S(s) + Al(s) + H2O(l) = Ag(s) + Al2O3(s) + H2S(aq) =>
3 Ag2S(s) + 2 Al(s) + 3 H2O(l) = 6 Ag(s) + Al2O3(s) + 3 H2S(aq)
Ca2(SO3)2 = CaO + SO2 =>
Ca2(SO3)2 = 2 CaO + 2 SO2
SnS2 + HCl = H2SnCl6 + H2S =>
SnS2 + 6 HCl = H2SnCl6 + 2 H2S
S2 + Cl = SCl2 =>
S2 + 4 Cl = 2 SCl2
MgO + MnO2 = Mg6MnO8 =>
6 MgO + MnO2 = Mg6MnO8
CuH2 + H2O = CuOH + H2 =>
2 CuH2 + 2 H2O = 2 CuOH + 3 H2
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl
HOOCCH2COOH + C2H5OH = C2H5OCOCH2COOC2H5 + H2O =>
HOOCCH2COOH + 2 C2H5OH = C2H5OCOCH2COOC2H5 + 2 H2O
C2H6 + Cl2 = C2H2 + HCl =>
C2H6 + 2 Cl2 = C2H2 + 4 HCl
K2SiO3 + H2S = K2S + H2SiO3 =>
K2SiO3 + H2S = K2S + H2SiO3
Hg(NO2)2 + KI = HgI2 + KNO2 =>
Hg(NO2)2 + 2 KI = HgI2 + 2 KNO2
C + SiO = Si + CO =>
C + SiO = Si + CO
PtSO4 + H2O = Pt + O2 + H2SO4 =>
2 PtSO4 + 2 H2O = 2 Pt + O2 + 2 H2SO4
Cu(H2O)4 + NH3 = Cu(NH3) + H2O =>
Cu(H2O)4 + NH3 = Cu(NH3) + 4 H2O
AgBr(s) + Cl2(g) = AgCl(s) + Br2(l) =>
2 AgBr(s) + Cl2(g) = 2 AgCl(s) + Br2(l)
NaMnO4 + NaNO2 + NaOH = Na2MnO4 + NaNO3 + H2O =>
2 NaMnO4 + NaNO2 + 2 NaOH = 2 Na2MnO4 + NaNO3 + H2O
AgNO3 + NaCl + K2Cr2O7 = Ag2Cr2O7 + NaNO3 + KCl =>
2 AgNO3 + 2 NaCl + K2Cr2O7 = Ag2Cr2O7 + 2 NaNO3 + 2 KCl
BiO3 + H2O = Bi + OH =>
BiO3 + 3 H2O = Bi + 6 OH
TlI = Tl + I =>
TlI = Tl + I
CH2N + O2 = CO2 + H2O + NO2 =>
2 CH2N + 5 O2 = 2 CO2 + 2 H2O + 2 NO2
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
K2SO3 + Ba(OH)2 = BaSO3(s) + KOH =>
K2SO3 + Ba(OH)2 = BaSO3(s) + 2 KOH
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
WBr6 = W + Br =>
WBr6 = W + 6 Br
MnF7 + H2O = Mn2O7 + HF =>
2 MnF7 + 7 H2O = Mn2O7 + 14 HF
LiNO3 + Ca(OH)2 = Ca(NO3)2 + LiOH =>
2 LiNO3 + Ca(OH)2 = Ca(NO3)2 + 2 LiOH
LiCO3 + HCl = HCO3 + LiCl =>
LiCO3 + HCl = HCO3 + LiCl
VOCl2 + Sn + HCl = VCl3 + H2O + SnCl4 =>
4 VOCl2 + Sn + 8 HCl = 4 VCl3 + 4 H2O + SnCl4
KMnO4 + MnO2 + NaOH = K2MnO4 + Na2MnO4 + H2O =>
2 KMnO4 + MnO2 + 4 NaOH = K2MnO4 + 2 Na2MnO4 + 2 H2O
As + Si = SiAs =>
As + Si = SiAs
CO2 + K2O = K2CO3 =>
CO2 + K2O = K2CO3
H2O2 + As2S5 + NaOH = Na3AsO4 + Na2SO4 + H2O =>
20 H2O2 + As2S5 + 16 NaOH = 2 Na3AsO4 + 5 Na2SO4 + 28 H2O
H2SiF6 + NH4OH = NH4F + SiO2 + H2O =>
H2SiF6 + 6 NH4OH = 6 NH4F + SiO2 + 4 H2O
CrO3 + NaOH = NaCrO4 + H2 =>
2 CrO3 + 2 NaOH = 2 NaCrO4 + H2
C4H4O4 + Mg = Mg(COOHC)2 + H2 =>
C4H4O4 + Mg = Mg(COOHC)2 + H2
Mg + LiBr = MgBr2 + Li =>
Mg + 2 LiBr = MgBr2 + 2 Li
K2[HgI4] + Na2S = HgS + KI + NaI =>
K2[HgI4] + Na2S = HgS + 2 KI + 2 NaI
HBiBr4 + NaOH = Bi5O7Br + NaBr + H2O =>
5 HBiBr4 + 19 NaOH = Bi5O7Br + 19 NaBr + 12 H2O
PH3 + AgNO3 + KOH = K3PO4 + Ag + H2O + KNO3 =>
PH3 + 8 AgNO3 + 11 KOH = K3PO4 + 8 Ag + 7 H2O + 8 KNO3
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
FeCl3 + KOH = KCl + Fe(OH)2Cl =>
FeCl3 + 2 KOH = 2 KCl + Fe(OH)2Cl
Na2SO4 + HNO3 = HNa + SO4(NO3)2 =>
Na2SO4 + 2 HNO3 = 2 HNa + SO4(NO3)2
NO2{-} + CH3COOH = HNO2 + CH3COO{-} =>
NO2{-} + CH3COOH = HNO2 + CH3COO{-}
Mg(s) + H3PO4 = Mg3(PO4)2(s) + H2(g) =>
3 Mg(s) + 2 H3PO4 = Mg3(PO4)2(s) + 3 H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/30/24
Équations équilibrées sur11/29/23
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