| Équations équilibrées la veille |
3(NH4)2CO3 + Mg3(AsO4)2 = 2(NH4)3AsO4 + 3 MgCO3
H{+} + HgS + Cl{-} + NO3{-} = (HgCl4){2-} + S + NO + H2O =>
8 H{+} + 3 HgS + 12 Cl{-} + 2 NO3{-} = 3(HgCl4){2-} + 3 S + 2 NO + 4 H2O
KIO3 + HCl = Cl2 + H2O + KI =>
KIO3 + 6 HCl = 3 Cl2 + 3 H2O + KI
Na5 + Cl4 = NaCl =>
4 Na5 + 5 Cl4 = 20 NaCl
Al(OH)3 + K3PO4 = AlPO4 + K3(OH)3 =>
Al(OH)3 + K3PO4 = AlPO4 + K3(OH)3
MnS + HCl = H2S + MnCl2 =>
MnS + 2 HCl = H2S + MnCl2
C6H5NH2 + HCl = C6H5NH + H3Cl =>
2 C6H5NH2 + HCl = 2 C6H5NH + H3Cl
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Pb + SnCl2 = PbCl2 + Sn =>
Pb + SnCl2 = PbCl2 + Sn
(NH4)2S + Pb(NO3)4 = NH4(NO3) + PbS2 =>
2(NH4)2S + Pb(NO3)4 = 4 NH4(NO3) + PbS2
CrCl3 + Br2 + KOH = K2CrO4 + KCl + KBr + H2O =>
2 CrCl3 + 3 Br2 + 16 KOH = 2 K2CrO4 + 6 KCl + 6 KBr + 8 H2O
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
SO4HCl = HCl(SO4) =>
SO4HCl = HCl(SO4)
KI + Cs = CsI + K =>
KI + Cs = CsI + K
PbF2 + H = Pb + HF =>
PbF2 + 2 H = Pb + 2 HF
Pb(NO3)2 + K4(FeCN6) = Pb4(FeCN6)2 + K(NO3) =>
4 Pb(NO3)2 + 2 K4(FeCN6) = Pb4(FeCN6)2 + 8 K(NO3)
NH4NO5 + NaOH = NaNO3 + NH3 + H2O =>
2 NH4NO5 + 3 NaOH = 3 NaNO3 + NH3 + 4 H2O
K2Cr2O7 + Na2C2O4 + H2SO4 = Cr2(SO4) + K2SO4 + H2O + Na2SO4 + CO2 =>
K2Cr2O7 + 5 Na2C2O4 + 7 H2SO4 = Cr2(SO4) + K2SO4 + 7 H2O + 5 Na2SO4 + 10 CO2
Na + MgCl2 = NaMgCl2 =>
Na + MgCl2 = NaMgCl2
CH3COOHNH3 = CH3CONH2H2O =>
CH3COOHNH3 = CH3CONH2H2O
Ca(OH)2 + H3PO4 = (Ca(H2PO4)2) + H2O =>
Ca(OH)2 + 2 H3PO4 = (Ca(H2PO4)2) + 2 H2O
H{+} + Sn{2+} + IO3{-} = Sn{4+} + I{-} + HOH =>
6 H{+} + 3 Sn{2+} + IO3{-} = 3 Sn{4+} + I{-} + 3 HOH
Fe(OH)2 + NaClO4 + H2O = Fe(OH)3 + NaCl =>
8 Fe(OH)2 + NaClO4 + 4 H2O = 8 Fe(OH)3 + NaCl
Mg(OH)2 + MnCl2 = Mn(OH)2 + MgCl2 =>
Mg(OH)2 + MnCl2 = Mn(OH)2 + MgCl2
I2 + NaClO + H2O = HIO3 + NaCl =>
I2 + 5 NaClO + H2O = 2 HIO3 + 5 NaCl
HClNaOH = H2ONaCl =>
HClNaOH = H2ONaCl
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
CuCl + CuCl2 = Cu2Cl3 =>
CuCl + CuCl2 = Cu2Cl3
FeSO4 + H2SO4 + Cl2 = Fe(SO4)3 + HCl =>
FeSO4 + 2 H2SO4 + 2 Cl2 = Fe(SO4)3 + 4 HCl
NH4HSO3 + NaOH = Na2SO3 + H2O + NH3 =>
NH4HSO3 + 2 NaOH = Na2SO3 + 2 H2O + NH3
Al + Mn(SO4)2 = Mn + Al(SO4)2 =>
Al + Mn(SO4)2 = Mn + Al(SO4)2
NaAlO2 + Na2SiO3*9H2O = Na2Al2Si2O8 + NaOH + H2O =>
2 NaAlO2 + 2 Na2SiO3*9H2O = Na2Al2Si2O8 + 4 NaOH + 16 H2O
Ca2 + HCl(aq) = CaHCl =>
Ca2 + 2 HCl(aq) = 2 CaHCl
Zn(NO3)2 + H2O = Zn(OH)2 + HNO3 =>
Zn(NO3)2 + 2 H2O = Zn(OH)2 + 2 HNO3
CaBr2 + Fe(CN)3 = Ca(CN)2 + FeBr3 =>
3 CaBr2 + 2 Fe(CN)3 = 3 Ca(CN)2 + 2 FeBr3
FeSO4 + NaBr = FeBr2 + Na2SO4 =>
FeSO4 + 2 NaBr = FeBr2 + Na2SO4
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
AsH3 + NO3{-} + H3O{+} = AsO43{-} + NO + H2O =>
3 AsH3 + 88 NO3{-} + 85 H3O{+} = 3 AsO43{-} + 88 NO + 132 H2O
Fe3O4 + HY = FeY2 + Y + H2O =>
Fe3O4 + 8 HY = 3 FeY2 + 2 Y + 4 H2O
CO2 + H2O = C2H5OH4 + O2 =>
8 CO2 + 18 H2O = 4 C2H5OH4 + 15 O2
MoS2 + O2 + NH4OH = (NH4)2MoO4 + SO2 + H2O =>
2 MoS2 + 7 O2 + 4 NH4OH = 2(NH4)2MoO4 + 4 SO2 + 2 H2O
CaSO4 + Na2(CO3) = CaC(O3) + Na2SO4 =>
CaSO4 + Na2(CO3) = CaC(O3) + Na2SO4
K2HPO4 + NaOH = K + PO4 + Na + H2O =>
K2HPO4 + NaOH = 2 K + PO4 + Na + H2O
Lead(II)nitrate = lead(II)oxide + nitrogendioxide + oxygen =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
CuCl + CuCl2 = Cu2Cl3 =>
CuCl + CuCl2 = Cu2Cl3
Al + KOH(t) = H2 + K2O + KAlO2 =>
2 Al + 6 KOH(t) = 3 H2 + 2 K2O + 2 KAlO2
KNo2HBr = HNo2KBr =>
KNo2HBr = HNo2KBr
AgNO3 + H2O = Ag2 + O2 + HNO3 =>
4 AgNO3 + 2 H2O = 2 Ag2 + O2 + 4 HNO3
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