Équations équilibrées la veille |
H2 + Cl2 = 2 HCl
FeCl3 + H2O = FeOH2 + Cl =>
FeCl3 + H2O = FeOH2 + 3 Cl
H2O + {-} + MnO4{-} = MnO3 + OH{-} =>
H2O + e + MnO4{-} = MnO3 + 2 OH{-}
Y + H2O = HYO + HY =>
2 Y + H2O = HYO + HY
Cu(SO)4(aq) + NaOH(aq) = Cu(OH)2(s) + Na2(SO)4 =>
Cu(SO)4(aq) + 2 NaOH(aq) = Cu(OH)2(s) + Na2(SO)4
PBCO3H2O = PBOH2CO3 =>
PBCO3H2O = PBOH2CO3
Fe + Cu(NO3) = FeNO3 + Cu =>
Fe + Cu(NO3) = FeNO3 + Cu
Fe + Br3 + Li = FeLiBr =>
3 Fe + Br3 + 3 Li = 3 FeLiBr
(CaOH)3PO4 + H3PO4 = Ca3(PO4)2 + H2O =>
(CaOH)3PO4 + H3PO4 = Ca3(PO4)2 + 3 H2O
RuS2 + O2 + H2O = Ru2O3 + H2SO4 =>
4 RuS2 + 15 O2 + 8 H2O = 2 Ru2O3 + 8 H2SO4
H2S + KNO3 + HCl = S + NO + H2O + KCl =>
3 H2S + 2 KNO3 + 2 HCl = 3 S + 2 NO + 4 H2O + 2 KCl
HCl(aq) = H2 + Cl =>
2 HCl(aq) = H2 + 2 Cl
H2S + LiOH = Li2S + H2O1 =>
H2S + 2 LiOH = Li2S + 2 H2O1
C2H5OHC3H7COOH = C3H7COOC2H5H2O =>
C2H5OHC3H7COOH = C3H7COOC2H5H2O
HX + XOH = XX + H2O =>
HX + XOH = XX + H2O
KBr + H2SO4 = K2SO4 + Br + S2O4 + H2O =>
4 KBr + 4 H2SO4 = 2 K2SO4 + 4 Br + S2O4 + 4 H2O
Sn + HNO3 + HCl = H2O + SnCl2 + NO =>
3 Sn + 2 HNO3 + 6 HCl = 4 H2O + 3 SnCl2 + 2 NO
H4O2 = H2 + O2 =>
H4O2 = 2 H2 + O2
NaBO2 + H2O = Na2B4O5(OH)4 + NaOH =>
4 NaBO2 + 3 H2O = Na2B4O5(OH)4 + 2 NaOH
KBr + Fe2(SO4)3 = Br2 + K2SO4 + FeSO4 =>
2 KBr + Fe2(SO4)3 = Br2 + K2SO4 + 2 FeSO4
CHCl3 + HCl = CH2Cl2 + Cl2 =>
CHCl3 + HCl = CH2Cl2 + Cl2
KOHH2O = KOH3O =>
KOHH2O = KOH3O
Pb{4+} + CN{-} = Pb(CN)4 =>
Pb{4+} + 4 CN{-} = Pb(CN)4
H2O + NaHSO4 = H2SO4 + NaOH =>
H2O + NaHSO4 = H2SO4 + NaOH
SnSO4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Sn2(SO4)4 + K2SO4 + H2O =>
6 SnSO4 + 2 K2Cr2O7 + 14 H2SO4 = 2 Cr2(SO4)3 + 3 Sn2(SO4)4 + 2 K2SO4 + 14 H2O
MgCl2 + BaCO3 = MgCO3 + BaCl2 =>
MgCl2 + BaCO3 = MgCO3 + BaCl2
Fe2(SO4)3 + Ca(OH)2 = Ca(SO4)3 + Fe2(OH)2 =>
Fe2(SO4)3 + Ca(OH)2 = Ca(SO4)3 + Fe2(OH)2
PB(NO) + Zn = Zn(NO) + PB =>
PB(NO) + Zn = Zn(NO) + PB
KI + H2[SO4] = K2[SO4] + I2 + H2S + H2O =>
8 KI + 5 H2[SO4] = 4 K2[SO4] + 4 I2 + H2S + 4 H2O
ZnSO3 + H2SO4 = ZnSO4 + H2O + SO2 =>
ZnSO3 + H2SO4 = ZnSO4 + H2O + SO2
Na2CrO4 + K2CrO4 = Na2K2 + Cr2O8 =>
Na2CrO4 + K2CrO4 = Na2K2 + Cr2O8
Hg2 + (NO3)2 + NaCl = Hg2Cl2 + NaNO3 =>
Hg2 + (NO3)2 + 2 NaCl = Hg2Cl2 + 2 NaNO3
Fe3O4 + H2SO4 = Fe2(SO4)3 + S + H2O =>
6 Fe3O4 + 28 H2SO4 = 9 Fe2(SO4)3 + S + 28 H2O
KHCO3 = K + C + H2 + O2 =>
2 KHCO3 = 2 K + 2 C + H2 + 3 O2
MgS + H3PO4 = MgSO4 + P2O3 + H2O =>
MgS + 4 H3PO4 = MgSO4 + 2 P2O3 + 6 H2O
H2OHCl + CaCO3 = CaCl2 + CO2 + H2O =>
2 H2OHCl + CaCO3 = CaCl2 + CO2 + 3 H2O
HCl + Fe = ClFe + H2 =>
2 HCl + 2 Fe = 2 ClFe + H2
MgCO3(s) + H2SO4(aq) = MgSO4(s) + H2CO3(aq) =>
MgCO3(s) + H2SO4(aq) = MgSO4(s) + H2CO3(aq)
Mg(s) + HCl(aq) = H2(g) + Mg{2+} + Cl{-}(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + Mg{2+} + 2 Cl{-}(aq)
CH3COOC6H5 + NaOH = CH3COONa + C6H5ONa + H2O =>
CH3COOC6H5 + 2 NaOH = CH3COONa + C6H5ONa + H2O
K2O + H2O = KOH(balance) =>
K2O + H2O = 2 KOH(balance)
ZnBr2(aq) + NH4OH(aq) = Zn(OH)2(s) + NH4Br(aq) =>
ZnBr2(aq) + 2 NH4OH(aq) = Zn(OH)2(s) + 2 NH4Br(aq)
C6H2 + HO6 = CH3CH2OH + CO2 =>
13 C6H2 + 22 HO6 = 8 CH3CH2OH + 62 CO2
KMnO4 + Na2S = KS + Na2MnO4 =>
KMnO4 + Na2S = KS + Na2MnO4
Mn3O4 + CO = MnO + CO2 =>
Mn3O4 + CO = 3 MnO + CO2
AlOH + H2O = Al(OH)2 + H2 =>
2 AlOH + 2 H2O = 2 Al(OH)2 + H2
Au + H2SO4 = Au2SO4 + H2 =>
2 Au + H2SO4 = Au2SO4 + H2
H2GeO3 + NaOH = Na2(GeO3) + H2O =>
H2GeO3 + 2 NaOH = Na2(GeO3) + 2 H2O
NaOH + H2SO4 = Na2SO4 + H6O3 =>
6 NaOH + 3 H2SO4 = 3 Na2SO4 + 2 H6O3
Na2O + HNO3 = Na2 + NO3 + H2O =>
Na2O + 2 HNO3 = Na2 + 2 NO3 + H2O
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