Équations équilibrées la veille |
Fe(No3)3KOH = FeOHK(No3)3
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COOH + 4 H2O
NiSO4NaOH = NiOHNaSO4 =>
NiSO4NaOH = NiOHNaSO4
NH4Cl + Ba(OH) = BaCl + H2O + NH3 =>
NH4Cl + Ba(OH) = BaCl + H2O + NH3
[Ag(NH3)2]{+} + HOCH2(CHOH)4CHO + OH{-} = Ag + HOCH2(CHOH)4COO{-} + NH3 + H2O =>
2[Ag(NH3)2]{+} + HOCH2(CHOH)4CHO + 3 OH{-} = 2 Ag + HOCH2(CHOH)4COO{-} + 4 NH3 + 2 H2O
Hg(l) + I2(s) = HgI2(s) =>
Hg(l) + I2(s) = HgI2(s)
CaMg(CO3)2 + Mg3Si4O10(OH)2 + SiO2 = Ca2Mg5Si8O22(OH)2 + CO2 =>
2 CaMg(CO3)2 + Mg3Si4O10(OH)2 + 4 SiO2 = Ca2Mg5Si8O22(OH)2 + 4 CO2
C3H6Cl2 + NaOH = NaCl + H2O + C3H4 =>
C3H6Cl2 + 2 NaOH = 2 NaCl + 2 H2O + C3H4
AlCl3 + NH3*H2O = [Al(NH3)6]Cl3 + H2O =>
AlCl3 + 6 NH3*H2O = [Al(NH3)6]Cl3 + 6 H2O
Sr + S = SrS =>
Sr + S = SrS
K2Cr2O7 + CH3CHCH3OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 2 CH3CHCH3OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 10 H2O
C29H20O + C6H6O4 = C34H26O4 + CO2 =>
88 C29H20O + 101 C6H6O4 = 91 C34H26O4 + 64 CO2
C2H5ONa + CH3Br = C2H5OCH3 + NaBr =>
C2H5ONa + CH3Br = C2H5OCH3 + NaBr
Hg3N2 + KI = HgI2 + K3N =>
Hg3N2 + 6 KI = 3 HgI2 + 2 K3N
NH4 + NaOH = NH4NaOH =>
NH4 + NaOH = NH4NaOH
S8 + O2 = S3O10 =>
3 S8 + 40 O2 = 8 S3O10
FeS + NO3 = NO + SO4 + Fe =>
FeS + 2 NO3 = 2 NO + SO4 + Fe
C2H5ONa + CH3Br = C2H5OCH3 + NaBr =>
C2H5ONa + CH3Br = C2H5OCH3 + NaBr
C2(H2O)2 + NaOH = C2OH + Na(H2O)2 =>
C2(H2O)2 + NaOH = C2OH + Na(H2O)2
CrO + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + SO2 + 4 H2O
CH3CH2MgBr + H2O = CH3CH3 + Mg(OH)Br =>
CH3CH2MgBr + H2O = CH3CH3 + Mg(OH)Br
HBr + CI = HCI + Br2 =>
2 HBr + 2 CI = 2 HCI + Br2
Ba(OH)2 + Zn = Zn(OH)2 + Ba =>
Ba(OH)2 + Zn = Zn(OH)2 + Ba
Fe(NO3)3(aq) + Na3PO4(aq) = FePO4(aq) + NaNO3(aq) =>
Fe(NO3)3(aq) + Na3PO4(aq) = FePO4(aq) + 3 NaNO3(aq)
CH3CH2MgBr + H2O = CH3CH3 + MgBrOH =>
CH3CH2MgBr + H2O = CH3CH3 + MgBrOH
KMnO4 + Na2S + HCl = MnCl2 + Na2S4O + NaCl + KCl + H2O =>
8 KMnO4 + 20 Na2S + 54 HCl = 8 MnCl2 + 5 Na2S4O + 30 NaCl + 8 KCl + 27 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
KMnO4 + H2O = KOH + MnO2 + O =>
2 KMnO4 + H2O = 2 KOH + 2 MnO2 + 3 O
EuCl2 = Eu + Cl2 =>
EuCl2 = Eu + Cl2
MnO2 + O2 + KOH = K2MnO4 + HO2 =>
MnO2 + 2 O2 + 2 KOH = K2MnO4 + 2 HO2
Cu2S + HNO3 = Cu(NO3) + CuSO4 + NO + H2O =>
Cu2S + 4 HNO3 = Cu(NO3) + CuSO4 + 3 NO + 2 H2O
CH3SH + CuCl2 = Cu(CH3SH) + HCl + CH3SSCH3 =>
3 CH3SH + CuCl2 = Cu(CH3SH) + 2 HCl + CH3SSCH3
PbSO4 + CH3COONH4 = (CH3COO)2Pb + (NH4)2SO4 =>
PbSO4 + 2 CH3COONH4 = (CH3COO)2Pb + (NH4)2SO4
Ca + P + O2 = Ca3(PO4)2 =>
3 Ca + 2 P + 4 O2 = Ca3(PO4)2
K2Cr2O7 + HCl = KCl + CrCl3 + Cl3 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 2 Cl3 + 7 H2O
C8H18(g) + O2(g) = CO(g) + H2O =>
2 C8H18(g) + 17 O2(g) = 16 CO(g) + 18 H2O
Ni + Sn(NO3)2 = Sn + Ni(NO3)2 =>
Ni + Sn(NO3)2 = Sn + Ni(NO3)2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
PbSO4 + CH3COONH4 = Pb(CH3COO)2 + (NH4)2SO4 =>
PbSO4 + 2 CH3COONH4 = Pb(CH3COO)2 + (NH4)2SO4
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
FeU2 + U = FeU3 =>
FeU2 + U = FeU3
Fe + H2O + O2 = Fe2O32H2O =>
2 Fe + H2O + 16 O2 = Fe2O32H2O
Zn3 + Cu(NO3)2 = Cu + Zn(NO3)2 =>
Zn3 + 3 Cu(NO3)2 = 3 Cu + 3 Zn(NO3)2
Ca3(PO4)2(s) + H2SO4(aq) = H3(PO4)(s) + CaSO4(s) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 2 H3(PO4)(s) + 3 CaSO4(s)
(CH3)2NH(aq) + H2SO4(aq) = H2NH(aq) + (CH3)2SO4(w) =>
(CH3)2NH(aq) + H2SO4(aq) = H2NH(aq) + (CH3)2SO4(w)
Na2[Be(OH)4] + HCl = BeCl2 + NaCl + H2O =>
Na2[Be(OH)4] + 4 HCl = BeCl2 + 2 NaCl + 4 H2O
Li + N2 = Li3N2 =>
3 Li + N2 = Li3N2
Cu2Chl + Al3 = Chl + Al3Cu2 =>
Cu2Chl + Al3 = Chl + Al3Cu2
Fe3{+} + NO2{-} + H2O = Fe2 + H3O{+} + NO3{-} =>
2 Fe3{+} + NO2{-} + 3 H2O = 3 Fe2 + 2 H3O{+} + NO3{-}
CaSO4 + Na2CO3 = CaCO3 + Na2SO4 =>
CaSO4 + Na2CO3 = CaCO3 + Na2SO4
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