| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ag + Sn = AgSn
KClO3 + P4 = P4O10 + KCl =>
10 KClO3 + 3 P4 = 3 P4O10 + 10 KCl
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
KO2(s) + H20(l) = O2(g) + KOH(s) =>
20 KO2(s) + H20(l) = 10 O2(g) + 20 KOH(s)
P2O2 + H2O = HPO3 + H2 =>
P2O2 + 4 H2O = 2 HPO3 + 3 H2
HNO2(aq) + KMNO4(aq) + H2SO4 = MNSOO4(aq) + HNO3(aq) + K2SO4(aq) + H20(l) =>
60 HNO2(aq) + 20 KMNO4(aq) + 30 H2SO4 = 20 MNSOO4(aq) + 60 HNO3(aq) + 10 K2SO4(aq) + 3 H20(l)
Ba + Na = Ba3Na2 =>
3 Ba + 2 Na = Ba3Na2
K2MnO4 + H2C2O = K2O + H2O + CO2 + Mn2O3 =>
8 K2MnO4 + 3 H2C2O = 8 K2O + 3 H2O + 6 CO2 + 4 Mn2O3
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
HCl + LiOH = H2O + LiCl =>
HCl + LiOH = H2O + LiCl
CH3NH2 + H2O = CH3NH3{+} + OH{-} =>
CH3NH2 + H2O = CH3NH3{+} + OH{-}
Ca + Co(SO3) = Co2 + Ca(SO3) =>
2 Ca + 2 Co(SO3) = Co2 + 2 Ca(SO3)
Fe{+2} + MnO4{-} = Fe{+3} + MnO4{-2} =>
Fe{+2} + MnO4{-} = Fe{+3} + MnO4{-2}
Dm5 + U = Dm25U30 =>
5 Dm5 + 30 U = Dm25U30
MnNO4 + BeCl2 = BeNO4 + MnCl2 =>
MnNO4 + BeCl2 = BeNO4 + MnCl2
Ce(IO3)4 + H2C2O4 = Ce2(C2O4)3 + CO2 + I2 + H2O =>
2 Ce(IO3)4 + 24 H2C2O4 = Ce2(C2O4)3 + 42 CO2 + 4 I2 + 24 H2O
CuO(s) + H2O = Cu(OH)2 =>
CuO(s) + H2O = Cu(OH)2
Na + H2 = NaH* =>
2 Na + H2 = 2 NaH*
Fe + C + O = FeCO3 =>
Fe + C + 3 O = FeCO3
K2S + Cs = Cs2S + K =>
K2S + 2 Cs = Cs2S + 2 K
C2H6 + H2 = CH4 =>
C2H6 + H2 = 2 CH4
NaOH + K2CrO4 = KOH + Na2CrO4 =>
2 NaOH + K2CrO4 = 2 KOH + Na2CrO4
HBrO3 = HBrO4 + HBr =>
4 HBrO3 = 3 HBrO4 + HBr
C5H3O + O = CO2 + H2O =>
2 C5H3O + 21 O = 10 CO2 + 3 H2O
HCl + CO2 + H2O = (C2H3Cl)2 + O2 =>
2 HCl + 4 CO2 + 2 H2O = (C2H3Cl)2 + 5 O2
H2SO4 + B(OH)3 = B2(SO4)3 + H(OH) =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H(OH)
H2CO3 + ZnCl2 = HCl + ZnCO3 =>
H2CO3 + ZnCl2 = 2 HCl + ZnCO3
NaNO3(aq) + LiBr(aq) = NaBr(s) + LiNO3(aq) =>
NaNO3(aq) + LiBr(aq) = NaBr(s) + LiNO3(aq)
OO = O2 =>
OO = O2
Octane + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaCrO2 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCrO2 + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 4 H2O
H2C2O4 + H2O2 = CO2 + H2O =>
H2C2O4 + H2O2 = 2 CO2 + 2 H2O
C3H5(OH)3(l) + HNO3 = C3H5(NO3)3(s) + H2O =>
C3H5(OH)3(l) + 3 HNO3 = C3H5(NO3)3(s) + 3 H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
CuO + H2O2 = CuH2 + O2 =>
2 CuO + 2 H2O2 = 2 CuH2 + 3 O2
Zn(s) + H{+} + NO3{-} = Zn2{+} + H2O + N2O =>
16 Zn(s) + 10 H{+} + 2 NO3{-} = 8 Zn2{+} + 5 H2O + N2O
ZnO + H2SO4 + H2O = [Zn(H2O)4]SO4 =>
ZnO + H2SO4 + 3 H2O = [Zn(H2O)4]SO4
Qr + SO4 = QrSO4 =>
Qr + SO4 = QrSO4
C20H30O2 + O2 = CO2 + H2O =>
2 C20H30O2 + 53 O2 = 40 CO2 + 30 H2O
OO = O2 =>
OO = O2
KMnO4 + C3H8O3 + H2SO4 = K2SO4 + MnO2 + CO2 + H2O =>
14 KMnO4 + 3 C3H8O3 + 7 H2SO4 = 7 K2SO4 + 14 MnO2 + 9 CO2 + 19 H2O
NaC2H3O2 + NaOH = CH4 + CO2 + Na =>
6 NaC2H3O2 + 2 NaOH = 5 CH4 + 7 CO2 + 8 Na
Al + N2O5 = Al2O3 + N2 =>
10 Al + 3 N2O5 = 5 Al2O3 + 3 N2
Zn(OH)2 + C2H4O2 = Zn(C2H3O2)2 + H2O =>
Zn(OH)2 + 2 C2H4O2 = Zn(C2H3O2)2 + 2 H2O
AI + CI2 = AICI2 =>
AI + CI2 = AICI2
CaCO3 + Al2O3 + SiO2 = CaAl2Si4O12 + CO2 =>
CaCO3 + Al2O3 + 4 SiO2 = CaAl2Si4O12 + CO2
K2SO4 + O2 = K2SO6 =>
K2SO4 + O2 = K2SO6
FeCl + NaOH = FeHO + NaCl =>
FeCl + NaOH = FeHO + NaCl
UO3 + HCl = UO2Cl2 + H2O =>
UO3 + 2 HCl = UO2Cl2 + H2O
C10H15OH + O2 = CO2 + H2O =>
2 C10H15OH + 27 O2 = 20 CO2 + 16 H2O
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