| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2O + Sn(OH)2 = Na2SnO2 + H2O
Al2S3 + H2O(l) = Al(OH)3 + H2S(g) =>
Al2S3 + 6 H2O(l) = 2 Al(OH)3 + 3 H2S(g)
(CH3CO)2O + (CH3)2CHCH2OH = C6H12O2 + C2H4O2 =>
(CH3CO)2O + (CH3)2CHCH2OH = C6H12O2 + C2H4O2
K[VOCl3] + NaOH = Na12V18O42 + KCl + NaCl + H2O =>
18 K[VOCl3] + 48 NaOH = Na12V18O42 + 18 KCl + 36 NaCl + 24 H2O
CrF2 + (NH4)2CO3 = CrCO3 + NH4F =>
CrF2 + (NH4)2CO3 = CrCO3 + 2 NH4F
Al2S3 + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3 + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
ZnCl + AgNO3 = ZnNO3 + AgCl =>
ZnCl + AgNO3 = ZnNO3 + AgCl
Cd + Cu{+} = Cd2{+} + Cu =>
2 Cd + Cu{+} = Cd2{+} + Cu
Zr + HCl = ZrCl + H2 =>
2 Zr + 2 HCl = 2 ZrCl + H2
Sn(OH)4 = SnO2 + H2O =>
Sn(OH)4 = SnO2 + 2 H2O
SO2 + Pb = PbO + PbS =>
SO2 + 3 Pb = 2 PbO + PbS
Mg + HPO4 + NaOH = Mg(OH)2 + Na2HPO4 =>
Mg + HPO4 + 2 NaOH = Mg(OH)2 + Na2HPO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HO{-}CH2{-}CH2{-}OH = HO{-}CH2{-}CH = O + H + e{-} =>
HO{-}CH2{-}CH2{-}OH = HO{-}CH2{-}CH
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
NaClO + KBr = NaBr + KClO =>
NaClO + KBr = NaBr + KClO
Cd + Cu{+} = Cd2{+} + Cu =>
2 Cd + Cu{+} = Cd2{+} + Cu
Mg(HSO4)2 + HCl = MgCl2 + H2O + SO3 =>
Mg(HSO4)2 + 2 HCl = MgCl2 + 2 H2O + 2 SO3
Sb2O3 = Sb + O =>
Sb2O3 = 2 Sb + 3 O
NaClO + KBr = KCl + NaBrO =>
NaClO + KBr = KCl + NaBrO
CrF2 + (NH4)2CO3 = CrCO3 + NH4F =>
CrF2 + (NH4)2CO3 = CrCO3 + 2 NH4F
H2O + H2S = H2SO4 + H2 =>
4 H2O + H2S = H2SO4 + 4 H2
CCl4 + Br = BrCCl4 =>
CCl4 + Br = BrCCl4
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO3)3 + CO2 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 8 Na2Cr2O7 + 26 H2SO4 = Fe(NO3)3 + 8 Cr2(SO3)3 + 6 CO2 + 26 H2O + 8 Na2SO4 + 3 KNO3
CO2 + H2O2 = CO3 + H2O =>
CO2 + H2O2 = CO3 + H2O
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
ZnCl + AgNO3 = ZnNO3 + AgCl =>
ZnCl + AgNO3 = ZnNO3 + AgCl
Al2O3 + Cr2O3 = Al(CrO2)3 =>
Al2O3 + 3 Cr2O3 = 2 Al(CrO2)3
H2O2 + CO2 = H2C2O4 + O2 =>
H2O2 + 2 CO2 = H2C2O4 + O2
Cr2O3 + NO3{-} + OH{-} = CrO4{-2} + NO2{-} + H2O =>
Cr2O3 + 3 NO3{-} + 4 OH{-} = 2 CrO4{-2} + 3 NO2{-} + 2 H2O
NaClO + KBr = NaBr + KCl + O2 =>
2 NaClO + 2 KBr = 2 NaBr + 2 KCl + O2
CO2 + H2O2 = C4H6O4 + O2 =>
4 CO2 + 3 H2O2 = C4H6O4 + 5 O2
HC3H3O + NaHCO3 = H2O + NaCO2 + CO2 =>
HC3H3O + 14 NaHCO3 = 9 H2O + 14 NaCO2 + 3 CO2
S(s) + O2(g) = SO2(g) =>
S(s) + O2(g) = SO2(g)
H2SO3 = SO2 + H2O =>
H2SO3 = SO2 + H2O
KBr + NaClO = KBrO3 + NaCl =>
KBr + 3 NaClO = KBrO3 + 3 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3PO4 + Ca5(PO4)3OH = Ca + PO4 + H2O =>
H3PO4 + 3 Ca5(PO4)3OH = 15 Ca + 10 PO4 + 3 H2O
Cu4(SO4)3(aq) + S4Na8(aq) = Cu4Na8(s) + S4(SO4)3(aq) =>
Cu4(SO4)3(aq) + S4Na8(aq) = Cu4Na8(s) + S4(SO4)3(aq)
Na(s) + Br2(g) = NaBr(s) =>
2 Na(s) + Br2(g) = 2 NaBr(s)
SrCO3 + Ba(NO3)2 = Sr(NO3)2 + BaCO3 =>
SrCO3 + Ba(NO3)2 = Sr(NO3)2 + BaCO3
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
HC2H3O2 + Na2CO3 = NaC2H3O2 + H2O + CO2 =>
2 HC2H3O2 + Na2CO3 = 2 NaC2H3O2 + H2O + CO2
PCl5 + O2 = P2O3 + Cl2O7 =>
2 PCl5 + 19 O2 = P2O3 + 5 Cl2O7
Cu(SO4)2 + Al = Cu + AlSO4 =>
Cu(SO4)2 + 2 Al = Cu + 2 AlSO4
C12H11N + O2 = CO2 + NH3 + H2O =>
C12H11N + 14 O2 = 12 CO2 + NH3 + 4 H2O
C6H6 + Na2Cr2O7 + H2SO4 = C6H10O4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C6H6 + 2 Na2Cr2O7 + 8 H2SO4 = 3 C6H10O4 + 2 Cr2(SO4)3 + 2 Na2SO4 + 2 H2O
KClO4(s) + S(s) + Al(s) = Al2O3(s) + K2S(s) + Cl2(s) =>
6 KClO4(s) + 3 S(s) + 16 Al(s) = 8 Al2O3(s) + 3 K2S(s) + 3 Cl2(s)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NH2OH + Na[Sn(OH)3] + NaOH + H2O = Na2[Sn(OH)6] + NH3 =>
NH2OH + Na[Sn(OH)3] + NaOH + H2O = Na2[Sn(OH)6] + NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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