Équations équilibrées la veille |
2 AlCu + 10 HCl = 2 AlCl3 + 2 CuCl2 + 5 H2
Ni(C2H3O2)3 + Na2CO3 = Ni2(CO3)3 + NaC2H3O2 =>
2 Ni(C2H3O2)3 + 3 Na2CO3 = Ni2(CO3)3 + 6 NaC2H3O2
P + KOH + H2O = KPO2 + PH3 =>
2 P + KOH + H2O = KPO2 + PH3
(AlCl3) + NaOH = Al(OH)3 + NaCl =>
(AlCl3) + 3 NaOH = Al(OH)3 + 3 NaCl
Na2CO3 + CH2O2 = Na(HCOO) + H2O + CO2 =>
Na2CO3 + 2 CH2O2 = 2 Na(HCOO) + H2O + CO2
SiO2 + CrO = CrSiO3 =>
SiO2 + CrO = CrSiO3
Cr2O3 + NaCO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 4 NaCO3 + KNO3 = 2 Na2CrO4 + 4 CO2 + KNO2
K + H2SO4 = K2SO3 + H2O =>
2 K + H2SO4 = K2SO3 + H2O
Cu{2+} + OH{-} = Cu(OH)2 =>
Cu{2+} + 2 OH{-} = Cu(OH)2
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
BaO + CuSO4 = BaSO4 + CuO =>
BaO + CuSO4 = BaSO4 + CuO
Na2Cr2O7 + H2SO4 = H2CrO4 + Na2CrSO7 =>
Na2Cr2O7 + H2SO4 = H2CrO4 + Na2CrSO7
Pb(C4H4O6)2 + NiPO4 = Ni2(C4H4O6)3 + Pb3(PO4)4 =>
3 Pb(C4H4O6)2 + 4 NiPO4 = 2 Ni2(C4H4O6)3 + Pb3(PO4)4
O2H6 = OH3 =>
O2H6 = 2 OH3
H(C2H3O2)Ba(OH) = HOHBa(C2H3O2) =>
H(C2H3O2)Ba(OH) = HOHBa(C2H3O2)
Li3PO4 + HNO3 = LiNO3 + H3PO4 =>
Li3PO4 + 3 HNO3 = 3 LiNO3 + H3PO4
BaI2 + AlCl3 = BaCl2 + AlI3 =>
3 BaI2 + 2 AlCl3 = 3 BaCl2 + 2 AlI3
C3H7OH + C3H6O2 = C6H12O2 + H2O =>
C3H7OH + C3H6O2 = C6H12O2 + H2O
Zn(ClO3)2Hg = Hg(ClO3)2Zn =>
Zn(ClO3)2Hg = Hg(ClO3)2Zn
HI(aq) + Sr(OH)2 = SrI2(aq) + H2O(l) =>
2 HI(aq) + Sr(OH)2 = SrI2(aq) + 2 H2O(l)
Pb(NO3)2 + K(CO3)2 = Pb(CO3)2 + K(NO3)2 =>
Pb(NO3)2 + K(CO3)2 = Pb(CO3)2 + K(NO3)2
NaOCl + H2O = HOCl + NaOH = Na + OH =>
NaOCl + H2O = HOCl + NaOH
H2O + FeCl3 = Fe(OH)3 + HCl =>
3 H2O + FeCl3 = Fe(OH)3 + 3 HCl
KMnO4 + K2SO3 + NaOH = Na2MnO4 + K2SO4 + H2O + K2MnO4 =>
2 KMnO4 + K2SO3 + 2 NaOH = Na2MnO4 + K2SO4 + H2O + K2MnO4
C3H8Br2 = C3H7BrHBr =>
C3H8Br2 = C3H7BrHBr
Sc2O3 + SO3 = Sc2(SO4)3 =>
Sc2O3 + 3 SO3 = Sc2(SO4)3
Cr2072{-} + C2O42{-} + H{+} = Cr3{+} + CO2 + H2O =>
9 Cr2072{-} + 83 C2O42{-} + 6308 H{+} = 6216 Cr3{+} + 166 CO2 + 3154 H2O
Al2(SO4)3 + Ba(OH)2 = Ba(SO4)3 + Al2(OH)2 =>
Al2(SO4)3 + Ba(OH)2 = Ba(SO4)3 + Al2(OH)2
CS2 + NO = CO2 + S + N2 =>
CS2 + 2 NO = CO2 + 2 S + N2
Sr + (HSO3)2 = SrOH + SO2 =>
2 Sr + (HSO3)2 = 2 SrOH + 2 SO2
P + KOH + H2O = KPO2 + PH3 =>
2 P + KOH + H2O = KPO2 + PH3
KH2PO4 + NH4OH = (NH4)3PO4 + KOH + H2O =>
KH2PO4 + 3 NH4OH = (NH4)3PO4 + KOH + 2 H2O
CH3COOH + (CH3)2CHCH2CH2OH = C7H14O2 + H2O =>
CH3COOH + (CH3)2CHCH2CH2OH = C7H14O2 + H2O
Co(NO3)2 + (NH4)2S = CoS + NH4NO3 =>
Co(NO3)2 + (NH4)2S = CoS + 2 NH4NO3
Na2CO3 + CH3COOH = CH3COONa + NaOH + CO2 =>
Na2CO3 + CH3COOH = CH3COONa + NaOH + CO2
FeCO3 + O2 = Fe2O3 + CO2 =>
4 FeCO3 + O2 = 2 Fe2O3 + 4 CO2
FeBr2 + NaOH = Fe(OH)2 + NaBr =>
FeBr2 + 2 NaOH = Fe(OH)2 + 2 NaBr
KNO3 + C + S = K2S + N2 + CO2 =>
2 KNO3 + 3 C + S = K2S + N2 + 3 CO2
Cu{2+} + I2{-} = CuI + I2 =>
2 Cu{2+} + 4 I2{-} = 2 CuI + 3 I2
K2Cr2O7 + Cu2SO4 + H2SO4 = CuSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Cu2SO4 + 7 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
CrO4{2-}(aq) + Pb{2+}(aq) = PbCrO4(s) =>
CrO4{2-}(aq) + Pb{2+}(aq) = PbCrO4(s)
C9H10 + O2 = CO2 + H2O =>
2 C9H10 + 23 O2 = 18 CO2 + 10 H2O
OH{-} + MnO4{-} + HSO3{-} = MnO4{2-} + SO4{2-} + H2O =>
3 OH{-} + 2 MnO4{-} + HSO3{-} = 2 MnO4{2-} + SO4{2-} + 2 H2O
Na3PO4(ac) + Ca(NO3)2(ac) = Ca3(PO4)2(s) + NaNO3(ac) =>
2 Na3PO4(ac) + 3 Ca(NO3)2(ac) = Ca3(PO4)2(s) + 6 NaNO3(ac)
Al2(SO4)3(aq) + SrBr2(aq) = AlBr3(aq) + SrSO4(s) =>
Al2(SO4)3(aq) + 3 SrBr2(aq) = 2 AlBr3(aq) + 3 SrSO4(s)
Ag(NO3) + Na(Br) = Na(NO3) + Ag(Br) =>
Ag(NO3) + Na(Br) = Na(NO3) + Ag(Br)
H2O + I2 = O2 + HI =>
2 H2O + 2 I2 = O2 + 4 HI
HCl2 + CuOH = CuCl2 + H2O =>
HCl2 + CuOH = CuCl2 + H2O
O2 + C6H6 = H2O + CO2 =>
15 O2 + 2 C6H6 = 6 H2O + 12 CO2
Zn + NaOH + H2O = Na3[Zn(OH)6] + H2 =>
2 Zn + 6 NaOH + 6 H2O = 2 Na3[Zn(OH)6] + 3 H2
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