Équations équilibrées la veille |
C2H5OH + H2O = C2H7O2H
Rn2 + N3 = RnN =>
3 Rn2 + 2 N3 = 6 RnN
Fe(NO3)2 + Na3(PO4) = Fe3(PO4)2 + Na(NO3) =>
3 Fe(NO3)2 + 2 Na3(PO4) = Fe3(PO4)2 + 6 Na(NO3)
PHCH3 + KMnO4 + H2SO4 = H2O + PHCOOH + K2SO4 + MnSO4 =>
5 PHCH3 + 6 KMnO4 + 9 H2SO4 = 14 H2O + 5 PHCOOH + 3 K2SO4 + 6 MnSO4
FeS + Cl2 = FeCl2 + S2 =>
2 FeS + 2 Cl2 = 2 FeCl2 + S2
Mg + AgN3 = MgN + Ag =>
3 Mg + AgN3 = 3 MgN + Ag
Cr2O3 + H2O + Ca(OH)2 = Ca[Cr(OH)4]2 =>
Cr2O3 + 3 H2O + Ca(OH)2 = Ca[Cr(OH)4]2
Si + C6H6 = SiH + C6H5 =>
Si + C6H6 = SiH + C6H5
Pb + K2CrO4 + Cl = PbCrO4 + KCl =>
Pb + K2CrO4 + 2 Cl = PbCrO4 + 2 KCl
Cu2S + O = CuO + SO2 =>
Cu2S + 4 O = 2 CuO + SO2
S2O3{-2} + Cr2O7{-2} + H3O{+} = SO4{-2} + Cr{+3} + H2O =>
3 S2O3{-2} + 4 Cr2O7{-2} + 26 H3O{+} = 6 SO4{-2} + 8 Cr{+3} + 39 H2O
HIO4 + In(OH)3 = In(IO4)3 + H2O =>
3 HIO4 + In(OH)3 = In(IO4)3 + 3 H2O
NH3 + Fl = NH4Fl + NFl3 =>
4 NH3 + 6 Fl = 3 NH4Fl + NFl3
H3PO2 + I2 = HPO2 + HI =>
H3PO2 + I2 = HPO2 + 2 HI
PF5 + H2O = HF + H3PO4 =>
PF5 + 4 H2O = 5 HF + H3PO4
Hg(CNO)2 = Hg(CN)2 + CO + N2 + HgOCO2 =>
2 Hg(CNO)2 = Hg(CN)2 + CO + N2 + HgOCO2
CuO + Cr2O3 = Cu2Cr2O5 =>
2 CuO + Cr2O3 = Cu2Cr2O5
Al + NaNO2 + NaOH + H2O = NH3 + NaAl(OH)4 =>
2 Al + NaNO2 + NaOH + 5 H2O = NH3 + 2 NaAl(OH)4
MgOCO = MgCO2 =>
MgOCO = MgCO2
C2Cl4 + KCl = C2Cl + KCl4 =>
C2Cl4 + KCl = C2Cl + KCl4
Zn + SnF4 = Sn + ZnF2 =>
2 Zn + SnF4 = Sn + 2 ZnF2
Na + I2 = Na7I2 =>
7 Na + I2 = Na7I2
Cu + H2SO4 = H2O + SO + CuSO4 =>
2 Cu + 3 H2SO4 = 3 H2O + SO + 2 CuSO4
Ba(NO3)2 + Na2CO3 = NaNO3 + (BaCO3)5 =>
5 Ba(NO3)2 + 5 Na2CO3 = 10 NaNO3 + (BaCO3)5
KFe(SO4)2 + KSCN = K2SO4 + Fe(SCN)3 =>
KFe(SO4)2 + 3 KSCN = 2 K2SO4 + Fe(SCN)3
N + O2 = NO =>
2 N + O2 = 2 NO
C4H4O6H2 + NaOH = C4H4O6Na2 + H2O =>
C4H4O6H2 + 2 NaOH = C4H4O6Na2 + 2 H2O
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l) =>
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l)
BaCl2(s) + H2O(l) = BaO(s) + HCl(g) =>
BaCl2(s) + H2O(l) = BaO(s) + 2 HCl(g)
K2S2O8 + MnSO4 + H2O = KMnO4 + K2SO4 + H2SO4 =>
5 K2S2O8 + 2 MnSO4 + 8 H2O = 2 KMnO4 + 4 K2SO4 + 8 H2SO4
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 + H2O = K3[Fe(C2O4)3]*5H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 + 4 H2O = 2 K3[Fe(C2O4)3]*5H2O
HC2H3O2 + Mg(OH)2 = MgC2H3O2 + H(OH)2 =>
HC2H3O2 + Mg(OH)2 = MgC2H3O2 + H(OH)2
HCN + F2 = NF3 + HF + CF4 =>
HCN + 4 F2 = NF3 + HF + CF4
CoCl + F2 = CoF2 + Cl2 =>
2 CoCl + 2 F2 = 2 CoF2 + Cl2
NaOH + C20H14O4 + CO2 = H2CO3 + Na =>
86 NaOH + C20H14O4 + 30 CO2 = 50 H2CO3 + 86 Na
NaHCO3 + C2H4O2 = H2CO3 + CH3COONa =>
NaHCO3 + C2H4O2 = H2CO3 + CH3COONa
Cs + O2 = CsO2 =>
Cs + O2 = CsO2
CH3CH2OH + H2O = CH3COOH + H =>
CH3CH2OH + H2O = CH3COOH + 4 H
FeI3 + KF = FeF2 + KI + I2 =>
2 FeI3 + 4 KF = 2 FeF2 + 4 KI + I2
Mg(IO)2 + H2SO = IOH + MgSO =>
Mg(IO)2 + H2SO = 2 IOH + MgSO
(NH4)2CO3 + BaCl2 = Cl(NH4) + BaCO3 =>
(NH4)2CO3 + BaCl2 = 2 Cl(NH4) + BaCO3
Zn + HCl + H2O = [Zn(H2O)6]Cl2 + H2 =>
Zn + 2 HCl + 6 H2O = [Zn(H2O)6]Cl2 + H2
H*2 + N*2 = NH*3 =>
H*2 + N*2 = NH*3
AgNo3 + KSCN = AgSCN + KNo3 =>
AgNo3 + KSCN = AgSCN + KNo3
AgNO3Cl2 = AgCl2NO3 =>
AgNO3Cl2 = AgCl2NO3
PbFeCl3 = PbCl3Fe =>
PbFeCl3 = PbCl3Fe
K + H(Cl)2 = K(Cl)2 + H =>
K + H(Cl)2 = K(Cl)2 + H
Fe(HCO2)3 + Zn(HCO2)2*2H2O = Zn3[Fe(HCO2)6]2 + H2O =>
2 Fe(HCO2)3 + 3 Zn(HCO2)2*2H2O = Zn3[Fe(HCO2)6]2 + 6 H2O
Cu + CaO = CuO + Ca =>
Cu + CaO = CuO + Ca
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
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