| Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FeBr2 + KCl = FeCl2 + KBr =>
FeBr2 + 2 KCl = FeCl2 + 2 KBr
HCOOH + Sr(OH)2 = (HCOO)2Sr + H2O =>
2 HCOOH + Sr(OH)2 = (HCOO)2Sr + 2 H2O
H2SO4 + Ba3 + (OH)2 = BaSO4 + H2O =>
3 H2SO4 + Ba3 + 3(OH)2 = 3 BaSO4 + 6 H2O
KAl(SO4)2 + Na3[Co(NO2)6] = K2Na3[Co(NO2)6] + Al(SO4)2 =>
2 KAl(SO4)2 + Na3[Co(NO2)6] = K2Na3[Co(NO2)6] + 2 Al(SO4)2
C2H4O + [Ag(NH3)2]OH = C2H7NO2 + Ag + NH3 + H2O =>
C2H4O + 2[Ag(NH3)2]OH = C2H7NO2 + 2 Ag + 3 NH3 + H2O
NaHS + KOH = Na2S + H2O + K2S =>
2 NaHS + 2 KOH = Na2S + 2 H2O + K2S
Na{+} + Cl{-}2 = NaCl =>
Na{+} + Cl{-}2 = NaCl
Hg + NaCN + O2 = NaNO + HgCO =>
Hg + NaCN + O2 = NaNO + HgCO
MnO4{-} + H{+} + Al = Mn{2+} + Al{3+} + H2O =>
3 MnO4{-} + 24 H{+} + 5 Al = 3 Mn{2+} + 5 Al{3+} + 12 H2O
CoCO3 + C = Co + CO2 =>
2 CoCO3 + C = 2 Co + 3 CO2
CaSiO3(s) + HCl = CaCl2 + H2SiO3 =>
CaSiO3(s) + 2 HCl = CaCl2 + H2SiO3
AgNO3 + Na2[Sn(OH)4] + NaOH = Ag + Na2[Sn(OH)6] + NaNO3 =>
2 AgNO3 + Na2[Sn(OH)4] + 2 NaOH = 2 Ag + Na2[Sn(OH)6] + 2 NaNO3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CaO + H4SiO4 = Ca4(SiO4)2 + H2O =>
4 CaO + 2 H4SiO4 = Ca4(SiO4)2 + 4 H2O
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
BaCl + H2SO4 = Ba2(SO4) + ClH =>
2 BaCl + H2SO4 = Ba2(SO4) + 2 ClH
NaClO + KCrO2 + KOH = K2CrO4 + NaCl + H2O =>
3 NaClO + 2 KCrO2 + 2 KOH = 2 K2CrO4 + 3 NaCl + H2O
Sr(OH)2CO2 = SrCO3H2O =>
Sr(OH)2CO2 = SrCO3H2O
AgSCN + Br{-} = [AgBr2]{-} + SCN{-} =>
AgSCN + 2 Br{-} = [AgBr2]{-} + SCN{-}
O2 + H2O + SN = SN(OH)2 =>
O2 + 2 H2O + 2 SN = 2 SN(OH)2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Cu + HNO3 = Cu(NO3)2 + NH3 + H2O =>
4 Cu + 9 HNO3 = 4 Cu(NO3)2 + NH3 + 3 H2O
Mg + HCl(aq) = MgCl2(aq) + H2 =>
Mg + 2 HCl(aq) = MgCl2(aq) + H2
Fe{2+} + HO{-} = Fe(OH)2 =>
Fe{2+} + 2 HO{-} = Fe(OH)2
KI + KIO3 + HCl = H2O + ICl + KCl =>
2 KI + KIO3 + 6 HCl = 3 H2O + 3 ICl + 3 KCl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Li + FeBr2 = LiBr2 + Fe =>
Li + FeBr2 = LiBr2 + Fe
PbO2 + H2O + H2SO4 = [Pb(OH)3]2SO4 =>
2 PbO2 + 2 H2O + H2SO4 = [Pb(OH)3]2SO4
KMnO4 + HCl + C2H5OH = KCl + H2O + Mn + CH3COOH =>
4 KMnO4 + 4 HCl + 7 C2H5OH = 4 KCl + 9 H2O + 4 Mn + 7 CH3COOH
HCO2{-} + NaOH + O2 = Na2CO3 + H2O + OH{-} =>
2 HCO2{-} + 4 NaOH + O2 = 2 Na2CO3 + 2 H2O + 2 OH{-}
FeSO4 + H2O2 + H2SO4 = Fe(SO4)4 + H2O =>
FeSO4 + 3 H2O2 + 3 H2SO4 = Fe(SO4)4 + 6 H2O
P2S5 + HNO3 + H2O = H2S04 + H3PO4 + NO =>
4 P2S5 + 10 HNO3 + 12 H2O = 5 H2S04 + 8 H3PO4 + 10 NO
Al + HAsO3 = H2 + Al(AsO3)3 =>
2 Al + 6 HAsO3 = 3 H2 + 2 Al(AsO3)3
CD(OH)2 = CDO + H2O =>
CD(OH)2 = CDO + H2O
Zn{2+} + SO3{2-} = ZnSO3 =>
Zn{2+} + SO3{2-} = ZnSO3
CuSO4 + BaCl2 = BaSO4 + Cu(Cl)2 =>
CuSO4 + BaCl2 = BaSO4 + Cu(Cl)2
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
SnNO3 + NaCl = SnCl + NaNO3 =>
SnNO3 + NaCl = SnCl + NaNO3
Fe(s) + H2SO4(aq) = FeSO4(aq) + H2 =>
Fe(s) + H2SO4(aq) = FeSO4(aq) + H2
C4H10(l) + O2(g) = CO2(g) + H2O(l) =>
2 C4H10(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
(H2CO3)2 + CsCl = HCl + Cs2CO3 =>
(H2CO3)2 + 4 CsCl = 4 HCl + 2 Cs2CO3
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
I2 + Cl2 + H2O = HIO3 + Cl{-} + H{+} =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 Cl{-} + 10 H{+}
K2CO3 + H2O + CO2 = KHCO3 =>
K2CO3 + H2O + CO2 = 2 KHCO3
C48H76O33N + H2O = CH4 + CO2 + NH3 =>
8 C48H76O33N + 106 H2O = 199 CH4 + 185 CO2 + 8 NH3
Ca{3}(PO{4}){2} + ZnCl{2} = CaCl{2} + Zn{3}(PO{4}){2} =>
Ca{3}(PO{4}){2} + ZnCl{2} = CaCl{2} + Zn{3}(PO{4}){2}
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Équations équilibrées sur01/28/25
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