| Équations équilibrées la veille |
I2 + 6 HNO3 = 6 NO2 + 2 HIO2 + 2 H2O
Na2MoO4 + K2MoO4 + MoO3 + Mo = Na6K3Mo60O170 =>
18 Na2MoO4 + 9 K2MoO4 + 304 MoO3 + 29 Mo = 6 Na6K3Mo60O170
CH3C6H4(OH) + NaOH = Na + H2O + (CH3)C6H4(O) =>
CH3C6H4(OH) + NaOH = Na + H2O + (CH3)C6H4(O)
BaCl2 + (NH4)2S = NH4Cl + BaS =>
BaCl2 + (NH4)2S = 2 NH4Cl + BaS
Ca(OH)2 + HCl + H2O = Ca(ClO4)2 + H2 =>
Ca(OH)2 + 2 HCl + 6 H2O = Ca(ClO4)2 + 8 H2
KHSO3 = SO2 + K2O + H2O =>
2 KHSO3 = 2 SO2 + K2O + H2O
S + KNO3 + C = K2S + N2 + CO2 =>
S + 2 KNO3 + 3 C = K2S + N2 + 3 CO2
K2CO3 + CoCl3 = KCl + Co2(CO3)3 =>
3 K2CO3 + 2 CoCl3 = 6 KCl + Co2(CO3)3
MnSO4 + KOH = Mn(OH) + KSO4 =>
MnSO4 + KOH = Mn(OH) + KSO4
K2Cr2O7 + HCl + COOH = CO2 + KCl + H2O + CrCl3 =>
K2Cr2O7 + 8 HCl + 6 COOH = 6 CO2 + 2 KCl + 7 H2O + 2 CrCl3
Mg + Hg2SO4 = MgSO4 + Hg =>
Mg + Hg2SO4 = MgSO4 + 2 Hg
KHSO3 + HBr = KBr + SO2 + H2O =>
KHSO3 + HBr = KBr + SO2 + H2O
K2SZn(NO3)2 = K2(NO3)2ZnS =>
K2SZn(NO3)2 = K2(NO3)2ZnS
H2SiO3 + Ca(OH)2 = Ca(HSiO3)2 + H2O =>
2 H2SiO3 + Ca(OH)2 = Ca(HSiO3)2 + 2 H2O
Na2 + Co3 + Ca(OH)3 = NaOH + CaCo3 =>
3 Na2 + 2 Co3 + 2 Ca(OH)3 = 6 NaOH + 2 CaCo3
C3H5(OH)2 + O2 = CO2 + H2O =>
4 C3H5(OH)2 + 15 O2 = 12 CO2 + 14 H2O
Mg + Hg2SO4 = MgSO4 + Hg =>
Mg + Hg2SO4 = MgSO4 + 2 Hg
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
nitrogenmonoxide + ozone = nitrogendioxide =>
3 NO + O3 = 3 NO2
Mg + H2SO3 = MgSO3 + H2 =>
Mg + H2SO3 = MgSO3 + H2
CuCl2(aq) + NH3(aq) + H2O(l) = Cu(OH)2(s) + NH4Cl(aq) =>
CuCl2(aq) + 2 NH3(aq) + 2 H2O(l) = Cu(OH)2(s) + 2 NH4Cl(aq)
AcF3 + Li = Ac + LiF =>
AcF3 + 3 Li = Ac + 3 LiF
BeSiO4 = Be + SiO4 =>
BeSiO4 = Be + SiO4
Cs + CO3 = Cs2CO3 =>
2 Cs + CO3 = Cs2CO3
CaPO4 + H2 = Ca + H3PO4 =>
2 CaPO4 + 3 H2 = 2 Ca + 2 H3PO4
I{-} + Cl2 + H2O = IO3{-} + Cl{-} + H{+} =>
I{-} + 3 Cl2 + 3 H2O = IO3{-} + 6 Cl{-} + 6 H{+}
SnCl2 + NaI = SnI2 + NaCl =>
SnCl2 + 2 NaI = SnI2 + 2 NaCl
()Fe + ()Cl2 = ()FeCl3 =>
2()Fe + 3()Cl2 = 2()FeCl3
Cu(HCO3)2 + H2SO4 = CuSO4 + CO2 + H2O =>
Cu(HCO3)2 + H2SO4 = CuSO4 + 2 CO2 + 2 H2O
CuS + FeCl3 = CuCl2 + FeCl2 + S =>
CuS + 2 FeCl3 = CuCl2 + 2 FeCl2 + S
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Al + MgO = Mg + Al2O3 =>
2 Al + 3 MgO = 3 Mg + Al2O3
Ni(NO3)2 + NaBr = NiBr2 + NaNO3 =>
Ni(NO3)2 + 2 NaBr = NiBr2 + 2 NaNO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CH3SO2Cl + H2O = CH4SO3 + HCl =>
CH3SO2Cl + H2O = CH4SO3 + HCl
Al + MgSO4 = Al(SO4)2 + Mg =>
Al + 2 MgSO4 = Al(SO4)2 + 2 Mg
KL + Br2 = L2 + KBr =>
2 KL + Br2 = L2 + 2 KBr
NaAl(OH)4FeCl3 = AlCl3Fe(OH)3NaOH =>
NaAl(OH)4FeCl3 = AlCl3Fe(OH)3NaOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C5H6 + O2 = C2O + H2O =>
4 C5H6 + 11 O2 = 10 C2O + 12 H2O
H2SO4 + BaCl2 = BaSO4(s) + HCl(aq) =>
H2SO4 + BaCl2 = BaSO4(s) + 2 HCl(aq)
Al2Si2O5(OH)4 = Al2O3 + SiO2 + H2O =>
Al2Si2O5(OH)4 = Al2O3 + 2 SiO2 + 2 H2O
Ag3O2 = Ag + O2 =>
Ag3O2 = 3 Ag + O2
NaN3 + K(NO3) + SiO2 = K2SiO3 + N2 + Na2SiO3 =>
10 NaN3 + 2 K(NO3) + 6 SiO2 = K2SiO3 + 16 N2 + 5 Na2SiO3
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
CaPO4 + H2 = Ca + H3PO4 =>
2 CaPO4 + 3 H2 = 2 Ca + 2 H3PO4
Ag2O + KOH = AgOH + K2O =>
Ag2O + 2 KOH = 2 AgOH + K2O
KCl + P = PCl3 + K =>
3 KCl + P = PCl3 + 3 K
N2 + O2 = NO =>
N2 + O2 = 2 NO
H2S + PbBr2 = PbS + HBr =>
H2S + PbBr2 = PbS + 2 HBr
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