| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCOH + CuO = HCOOH + Cu
C4H6O3 + O2 = H2O + CO2 =>
C4H6O3 + 4 O2 = 3 H2O + 4 CO2
Al(s) + CuCl2(aq) = AlCl3(s) + Cu(s) =>
2 Al(s) + 3 CuCl2(aq) = 2 AlCl3(s) + 3 Cu(s)
KMnO4 + NH3 = KNO3 + MnO + K(OH) + H2O =>
8 KMnO4 + 5 NH3 = 5 KNO3 + 8 MnO + 3 K(OH) + 6 H2O
NaNO3 + Al + NaOH + H2O = Na[Al(OH)4] + NH3 =>
3 NaNO3 + 8 Al + 5 NaOH + 18 H2O = 8 Na[Al(OH)4] + 3 NH3
CrSO4 + NaOH = Cr(OH)2 + Na2SO4 =>
CrSO4 + 2 NaOH = Cr(OH)2 + Na2SO4
KCeO + H2O + KI = I2 + KCe + KOH =>
KCeO + H2O + 2 KI = I2 + KCe + 2 KOH
Al + HSO4 = Al2(SO4)2 + H2 =>
2 Al + 2 HSO4 = Al2(SO4)2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cd(s) + Pb(No3)2 = Pb + Cd(No3)2 =>
Cd(s) + Pb(No3)2 = Pb + Cd(No3)2
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
HCl(aq) + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl(aq) + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
AgXNO3 + MgCl2 = AgCl + Mg(XNO3)2 =>
2 AgXNO3 + MgCl2 = 2 AgCl + Mg(XNO3)2
CH2OHCH2OH + HNO3 = CH2ONO2CH2ONO2 + H2O =>
CH2OHCH2OH + 2 HNO3 = CH2ONO2CH2ONO2 + 2 H2O
CuO + Cl2O + H2 = CuCl2 + H2O =>
CuO + Cl2O + 2 H2 = CuCl2 + 2 H2O
PbNO4 + NaI = NaNO4 + PbI =>
PbNO4 + NaI = NaNO4 + PbI
Fe + N2 = Fe7N3 =>
14 Fe + 3 N2 = 2 Fe7N3
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO3)3 + K2SO4 + H2O =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + Cr2(SO3)3 + K2SO4 + 7 H2O
BaSO4 + H{+} = Ba{2+} + H2SO4 =>
BaSO4 + 2 H{+} = Ba{2+} + H2SO4
Cr(s) + HBr(aq) = CrBr2(aq) + H2(g) =>
Cr(s) + 2 HBr(aq) = CrBr2(aq) + H2(g)
SO2 + KOH + O2 = K2SO4 + H2O =>
2 SO2 + 4 KOH + O2 = 2 K2SO4 + 2 H2O
NaNO{3} + KC{2}H{3}O = KNO{3} + NaC{2}H{3}O{2} =>
NaNO{3} + KC{2}H{3}O = KNO{3} + NaC{2}H{3}O{2}
Na2Zn(OH)4 + HNO3 = NaNO3 + Zn(NO3)2 + H2O =>
Na2Zn(OH)4 + 4 HNO3 = 2 NaNO3 + Zn(NO3)2 + 4 H2O
NH3 + I3 = N2I4 + H2 =>
6 NH3 + 4 I3 = 3 N2I4 + 9 H2
CH3H8OH + O2 = CO2 + H2O =>
2 CH3H8OH + 7 O2 = 2 CO2 + 12 H2O
Na2CO3 + Cl = NaCl + CO3 =>
Na2CO3 + 2 Cl = 2 NaCl + CO3
Fe2O3 + Cl2 = FeCl2 + O2 =>
2 Fe2O3 + 4 Cl2 = 4 FeCl2 + 3 O2
C8H13 + O2 = CO2 + H2O =>
4 C8H13 + 45 O2 = 32 CO2 + 26 H2O
BaO + NHO3 = Ba(NO3)2 + H2O =>
BaO + 2 NHO3 = Ba(NO3)2 + H2O
MoS2 + HNO3 = H2MoO4 + NO + H2SO4 =>
MoS2 + 6 HNO3 = H2MoO4 + 6 NO + 2 H2SO4
CH3CH2OH + H2SO4 = CH3CH2HSO3 + H2O2 =>
CH3CH2OH + H2SO4 = CH3CH2HSO3 + H2O2
HN + O = HNO =>
HN + O = HNO
HNO3 + Si + HF = H2SiF6 + NO + H2O =>
4 HNO3 + 3 Si + 18 HF = 3 H2SiF6 + 4 NO + 8 H2O
(NH4)2SO4*Fe2(SO4)3 + KSCN = K3[Fe(SCN)6] + K2SO4 + (NH4)2SO4 =>
(NH4)2SO4*Fe2(SO4)3 + 12 KSCN = 2 K3[Fe(SCN)6] + 3 K2SO4 + (NH4)2SO4
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
CuI + Ba(OH)2 = Cu(OH)2 + BaI =>
CuI + Ba(OH)2 = Cu(OH)2 + BaI
B2 = B =>
B2 = 2 B
KOH + H3Po4 = K3Po4 + H2O =>
3 KOH + H3Po4 = K3Po4 + 3 H2O
Ni + Au(NO3)3 = Ni(NO3)2 + Au =>
3 Ni + 2 Au(NO3)3 = 3 Ni(NO3)2 + 2 Au
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu2O + H2SO4 = CuSO4 + Cu + H2O =>
Cu2O + H2SO4 = CuSO4 + Cu + H2O
K2SO4 + Ba(OAc)2 = Ba(SO4)2 + K2(OAc) =>
2 K2SO4 + Ba(OAc)2 = Ba(SO4)2 + 2 K2(OAc)
C3H5NO + NaOH = C3H4NONa + H2O =>
C3H5NO + NaOH = C3H4NONa + H2O
bromine + CaI2 = CaBr2 + iodine =>
Br2 + CaI2 = CaBr2 + I2
Li2S + PtCl4 = LiCl2 + PtS =>
Li2S + PtCl4 = 2 LiCl2 + PtS
SO3{-2} + Fe{3} + H2O = SO4{-2} + Fe{2} + H{+} =>
SO3{-2} + 2 Fe{3} + H2O = SO4{-2} + 2 Fe{2} + 2 H{+}
NH4Cl + Pb(II)NO3 = Pb(II)Cl + NH4NO3 =>
NH4Cl + Pb(II)NO3 = Pb(II)Cl + NH4NO3
Hg2(ClO3)2 + NaS2 = Na(ClO3)2 + SHg =>
Hg2(ClO3)2 + NaS2 = Na(ClO3)2 + 2 SHg
(CH3)3NCl + H = (CH3)3N + HCl =>
(CH3)3NCl + H = (CH3)3N + HCl
Na2HCO3 + H3O{+} + Cl{-} = Na2HCO3H3OCl =>
Na2HCO3 + H3O{+} + Cl{-} = Na2HCO3H3OCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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