Équations équilibrées la veille |
2 CuO = 2 Cu + O2
HCOOH + Ag(NH3)2OH = NH4HCO3 + NH3 + Ag + H2O =>
HCOOH + 2 Ag(NH3)2OH = NH4HCO3 + 3 NH3 + 2 Ag + H2O
AlBr3 + Mg = MgBr2 + Al =>
2 AlBr3 + 3 Mg = 3 MgBr2 + 2 Al
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
NCl + Ag = AgCl + N =>
NCl + Ag = AgCl + N
C3H6N6O6 = CO2 + H2O + N2 + C =>
2 C3H6N6O6 = 3 CO2 + 6 H2O + 6 N2 + 3 C
NaClO3 + H2SO4 + K2C2O4 = CO2 + ClO2 + K2SO4 + Na2SO4 + H2O =>
2 NaClO3 + 2 H2SO4 + K2C2O4 = 2 CO2 + 2 ClO2 + K2SO4 + Na2SO4 + 2 H2O
P + HNO3 + HO = H3PO4 + NO =>
P + HNO3 + 2 HO = H3PO4 + NO
Ir + Cl3 + NaOH = IrO3 + HCl + NaCl =>
Ir + 2 Cl3 + 3 NaOH = IrO3 + 3 HCl + 3 NaCl
[Cu(NH3)4]SO4*H2O + H2SO4 = (NH4)2SO4 + CuSO4 + H2O =>
[Cu(NH3)4]SO4*H2O + 2 H2SO4 = 2(NH4)2SO4 + CuSO4 + H2O
HBr + Au = AuBr + H =>
HBr + Au = AuBr + H
ZrO(NO3)2 + Al(NO3)3 + (NH2)2CO = Zr06Al04O18 + CO2 + N2 + H2O =>
6 ZrO(NO3)2 + 4 Al(NO3)3 + 20(NH2)2CO = Zr06Al04O18 + 20 CO2 + 32 N2 + 40 H2O
Ca{+} + F{-} = CaF =>
Ca{+} + F{-} = CaF
KMnO4 + FeS2 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
6 KMnO4 + 2 FeS2 + 8 H2SO4 = 6 MnSO4 + Fe2(SO4)3 + 3 K2SO4 + 8 H2O
TiO2 + I2 = TiI4 + O2 =>
TiO2 + 2 I2 = TiI4 + O2
NaCl + SO2 + H2O = Na + SO4 + HCl =>
4 NaCl + SO2 + 2 H2O = 4 Na + SO4 + 4 HCl
Zn + HBrO = HZn + BrO =>
Zn + HBrO = HZn + BrO
Ag2O + NH4OH = H2O + OH + [Ag(NH3)2] =>
Ag2O + 4 NH4OH = 3 H2O + 2 OH + 2[Ag(NH3)2]
K + Zn = K4Zn444 =>
4 K + 444 Zn = K4Zn444
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
CH3OH = C + H2 + O2 =>
2 CH3OH = 2 C + 4 H2 + O2
Al + Cu2S04 = Al2(S04)3 + Cu =>
2 Al + 3 Cu2S04 = Al2(S04)3 + 6 Cu
NH4Cl + NH4NO3 = N + Cl + H2O =>
NH4Cl + 2 NH4NO3 = 5 N + Cl + 6 H2O
Pb(NO3)2 + NaC2O4 = Pb(C2O4)2 + NaNO3 =>
Pb(NO3)2 + 2 NaC2O4 = Pb(C2O4)2 + 2 NaNO3
K2CrO4 + KCl + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
2 K2CrO4 + 6 KCl + 8 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 5 K2SO4 + 8 H2O
NH4Cl + NH3OH + Fe = FeOH + NH3Cl + NH4 =>
NH4Cl + NH3OH + Fe = FeOH + NH3Cl + NH4
Fe2O3 + C2H2O4 + NaOH = Na3[Fe(C2O4)3] + H2O =>
Fe2O3 + 6 C2H2O4 + 6 NaOH = 2 Na3[Fe(C2O4)3] + 9 H2O
Cd(s) + HBr(aq) = CdBr2(aq)H2(g) =>
Cd(s) + 2 HBr(aq) = CdBr2(aq)H2(g)
Br2 + C3H5(OH)3 = CH3COOH + HBr =>
2 Br2 + 2 C3H5(OH)3 = 3 CH3COOH + 4 HBr
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
MgCr2O7 + CuS = MgS + CuCr2O7 =>
MgCr2O7 + CuS = MgS + CuCr2O7
PbSO4 + NaOH = Na4[Pb(OH)6] + Na2SO4 =>
PbSO4 + 6 NaOH = Na4[Pb(OH)6] + Na2SO4
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
Ag + HNO3 + H{+} = Ag{+} + NO2 + H2O =>
Ag + HNO3 + H{+} = Ag{+} + NO2 + H2O
K2S + CoBr2 = KBr + CoS =>
K2S + CoBr2 = 2 KBr + CoS
MnSO4 + NaClO3 + NaOH = NaCl + Na2MnO4 + Na2SO4 + H2O =>
3 MnSO4 + 2 NaClO3 + 12 NaOH = 2 NaCl + 3 Na2MnO4 + 3 Na2SO4 + 6 H2O
C6H10O5 + H2SO4 = CO2 + H2O + S =>
C6H10O5 + 4 H2SO4 = 6 CO2 + 9 H2O + 4 S
CaO + SiO2 = CaO*SiO2 =>
CaO + SiO2 = CaO*SiO2
Cd(HCO3)2 = Cd(CO3) + H2O + CO2 =>
Cd(HCO3)2 = Cd(CO3) + H2O + CO2
KO + LiOH = LiO + KOH =>
KO + LiOH = LiO + KOH
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
S3 + H2SO4 = SO2 + H2O =>
S3 + 6 H2SO4 = 9 SO2 + 6 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CH3OH + CH3COOH + NH4OH = H2O + C10H15N =>
6 CH3OH + 2 CH3COOH + NH4OH = 11 H2O + C10H15N
Cr2O7{-2} + SnCl3{-} + H{+} + Cl{-} = Cr{3+} + SnCl6{2-} + H2O =>
Cr2O7{-2} + 3 SnCl3{-} + 14 H{+} + 9 Cl{-} = 2 Cr{3+} + 3 SnCl6{2-} + 7 H2O
H2O + O2 = HO = O =>
2 H2O + O2 = 4 HO
HClO4 + NH4 = HNH4 + ClO4 =>
HClO4 + NH4 = HNH4 + ClO4
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NaOH + KH2PO4 = NaH2PO4 + KOH =>
NaOH + KH2PO4 = NaH2PO4 + KOH
I2 + KOH = KI(O3) + KI + H2O =>
3 I2 + 6 KOH = KI(O3) + 5 KI + 3 H2O
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