| Équations équilibrées la veille |
Na3PO4 + 3 AgCl = 3 NaCl + Ag3PO4
N2 + O4 = N1O4 =>
N2 + 2 O4 = 2 N1O4
Na2SO3 + H2SO4 = Na2SO4H2SO3 =>
Na2SO3 + H2SO4 = Na2SO4H2SO3
Cd + Co{+3} = Cd{+2} + Co{+2\ =>
Cd + 2 Co{+3} = Cd{+2} + 2 Co{+2\
NaOH + Fe(NO{3}){3} = NaNO{3} + Fe(OH){3} =>
NaOH + Fe(NO{3}){3} = NaNO{3} + Fe(OH){3}
Fe + H2(SO4) = Fe3(SO4) + H2 =>
3 Fe + H2(SO4) = Fe3(SO4) + H2
Mg(OH)2 + NH4Cl = MgCl2 + NH3 + H2O =>
Mg(OH)2 + 2 NH4Cl = MgCl2 + 2 NH3 + 2 H2O
C6H12 + CH4 = C2H6 =>
C6H12 + 6 CH4 = 6 C2H6
Pb + HNO3 = PbO2 + NO2 + H2 =>
Pb + 2 HNO3 = PbO2 + 2 NO2 + H2
NaOH + CO2 = H2O + Na2CO3 =>
2 NaOH + CO2 = H2O + Na2CO3
Zn + CrCl3 = ZnCl2 + Cr =>
3 Zn + 2 CrCl3 = 3 ZnCl2 + 2 Cr
Na2Co3 + CaCl2 = Co3 + Ca + NaCl =>
Na2Co3 + CaCl2 = Co3 + Ca + 2 NaCl
SiO2(s) + HF(l) = SiF4(g) + H2O(g) =>
SiO2(s) + 4 HF(l) = SiF4(g) + 2 H2O(g)
Fe + MnO = FeO + Mn =>
Fe + MnO = FeO + Mn
C7H16 + C8H18 = C15H34 =>
C7H16 + C8H18 = C15H34
H2S + H2SO4 = SO2 + H2O =>
H2S + 3 H2SO4 = 4 SO2 + 4 H2O
Mg(NO3)2 + Al(PO4) = Mg(PO4) + Al(NO3)2 =>
Mg(NO3)2 + Al(PO4) = Mg(PO4) + Al(NO3)2
U3O8 + H2SO4 + HNO3 = UO2(SO4)2 + NO2 + H2O =>
U3O8 + 6 H2SO4 + 8 HNO3 = 3 UO2(SO4)2 + 8 NO2 + 10 H2O
K2Cr2O7 + H2SO4 + SnCl2 = SnCl4 + H2O + Cr2(SO4)3 + Sn(SO4)2 + KCl =>
K2Cr2O7 + 7 H2SO4 + 3 SnCl2 = SnCl4 + 7 H2O + Cr2(SO4)3 + 2 Sn(SO4)2 + 2 KCl
Ammonia + iodine = nitrogen + ammoniumiodide =>
8 NH3 + 3 I2 = N2 + 6 NH4I
NaHCO3 + CH3CO2H = C2H3NaO2 + H2CO3 =>
NaHCO3 + CH3CO2H = C2H3NaO2 + H2CO3
CH3CCl + H2O = CO2 + H + Cl =>
CH3CCl + 4 H2O = 2 CO2 + 11 H + Cl
C7H8SO3 + LiOH = H2O + LiC7H7SO3 =>
C7H8SO3 + LiOH = H2O + LiC7H7SO3
CH3(CH2)3CH3 + O2 = C20 + H2O =>
4 CH3(CH2)3CH3 + 12 O2 = C20 + 24 H2O
Fe3(Po4)2(aq) + K2CO3(aq) = K3Po4(aq) + FeCO3(s) =>
Fe3(Po4)2(aq) + 3 K2CO3(aq) = 2 K3Po4(aq) + 3 FeCO3(s)
CrO3 + C2H6O = Cr2O3 + CO2 + H2O =>
4 CrO3 + C2H6O = 2 Cr2O3 + 2 CO2 + 3 H2O
NaPb(OH)3 = (NaPb)2O2 + H2O + O2 =>
4 NaPb(OH)3 = 2(NaPb)2O2 + 6 H2O + O2
CaMg2Si2O6 + C = Ca + Mg + SiO2 + CO =>
CaMg2Si2O6 + 2 C = Ca + 2 Mg + 2 SiO2 + 2 CO
Cu + FeSO3 = CuSO3 + Fe =>
Cu + FeSO3 = CuSO3 + Fe
Mg + CaPO4 = MgPO4 + Ca2 =>
2 Mg + 2 CaPO4 = 2 MgPO4 + Ca2
Na(CO3)2 + HCl = NaCl + CO3 + H2 =>
2 Na(CO3)2 + 2 HCl = 2 NaCl + 4 CO3 + H2
CrCl6 + Ag3PO4 = Cr(PO4)2 + AgCl =>
CrCl6 + 2 Ag3PO4 = Cr(PO4)2 + 6 AgCl
S(s) + P(s) = S3P2(s) =>
3 S(s) + 2 P(s) = S3P2(s)
Br2 + CaO = Br2O + Ca =>
Br2 + CaO = Br2O + Ca
Magnesium + carbondioxide = magnesiumoxide + carbon =>
2 Mg + CO2 = 2 MgO + C
N2O4 + N2H4 = N4 + H2O4 =>
4 N2O4 + 2 N2H4 = 3 N4 + 4 H2O4
K + Br = K2Br2 =>
2 K + 2 Br = K2Br2
Pb(C2H3O2)2 + LiOH = Pb(OH)2 + LiC2H3O2 =>
Pb(C2H3O2)2 + 2 LiOH = Pb(OH)2 + 2 LiC2H3O2
MnO2 + C = Mn2O3 + CO2 =>
4 MnO2 + C = 2 Mn2O3 + CO2
(NH4)2S2O8(aq) + KI(aq) + Na2S2O3(aq) = (NH4)2S2O3 + NaI + K2S2O8 =>
(NH4)2S2O8(aq) + 2 KI(aq) + Na2S2O3(aq) = (NH4)2S2O3 + 2 NaI + K2S2O8
HSi2O7 + Fe2O = FeSi2O7 + H2O =>
2 HSi2O7 + Fe2O = 2 FeSi2O7 + H2O
Zn + CrCl3 = ZnCl2 + Cr =>
3 Zn + 2 CrCl3 = 3 ZnCl2 + 2 Cr
Fe + H2SO4 = Fe2(SO4)2 + H2(g) =>
2 Fe + 2 H2SO4 = Fe2(SO4)2 + 2 H2(g)
SnCI2 + HgCI2 = SnCI4 + HgCI =>
SnCI2 + 2 HgCI2 = SnCI4 + 2 HgCI
BaSO4 + Br2 = BrSO4 + Ba =>
2 BaSO4 + Br2 = 2 BrSO4 + 2 Ba
(C3H7COO)3C3H5 + O2 = CO2 + H2O =>
2(C3H7COO)3C3H5 + 37 O2 = 30 CO2 + 26 H2O
Hg2(NO3)2 + MgSO4 = Hg2Mg + (NO3)2SO4 =>
Hg2(NO3)2 + MgSO4 = Hg2Mg + (NO3)2SO4
C2H5OH + CO2 = C6H12O6(s) =>
2 C2H5OH + 2 CO2 = C6H12O6(s)
PbBr{+2} + HCI = HBr + PbCI{+2} =>
PbBr{+2} + HCI = HBr + PbCI{+2}
H2SO4 + MnO4 + SO3{2-} = Mn{2+} + H2O + SO4{2-} =>
H2SO4 + MnO4 + 3 SO3{2-} = Mn{2+} + H2O + 4 SO4{2-}
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