| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CO3 + 10 H3BO3 = 2[K(H4B5O10)] + 11 H2O + CO2
Al(CH3COO)3 + LiOH = LiCH3COO + Al(OH)3 =>
Al(CH3COO)3 + 3 LiOH = 3 LiCH3COO + Al(OH)3
K[Sb(OH)6] + H{+} = H3SbO4 + H2O + K{+} =>
K[Sb(OH)6] + H{+} = H3SbO4 + 2 H2O + K{+}
CuS + Fe2(SO4)3 + H2O = CuSO4*5H2O + FeSO4 + H2SO4 =>
CuS + 4 Fe2(SO4)3 + 9 H2O = CuSO4*5H2O + 8 FeSO4 + 4 H2SO4
Mn + Al(C2H3O2)3 = Mn(C2H3O2)6 + Al =>
Mn + 2 Al(C2H3O2)3 = Mn(C2H3O2)6 + 2 Al
SO2 + Cl2 = SCl4 + SO3 =>
3 SO2 + 2 Cl2 = SCl4 + 2 SO3
Li2(SO4) + Al(OH)3 = LiOH + Al2(SO4)3 =>
3 Li2(SO4) + 2 Al(OH)3 = 6 LiOH + Al2(SO4)3
AlO + H2SO4 = Al(SO4) + H2O =>
AlO + H2SO4 = Al(SO4) + H2O
K2CrO4 + H2O2 = K2Cr2O12 + KOH + H2O =>
2 K2CrO4 + 5 H2O2 = K2Cr2O12 + 2 KOH + 4 H2O
AlNO3 + H2SO4 = HNO3 + Al2SO4 =>
2 AlNO3 + H2SO4 = 2 HNO3 + Al2SO4
V + O2 = VO =>
2 V + O2 = 2 VO
C3H7OH + NaBr + H2SO4 = C3H7Br + H2O + NaHSO4 =>
C3H7OH + NaBr + H2SO4 = C3H7Br + H2O + NaHSO4
KNO3 = KNO2 + O2 = =>
2 KNO3 = 2 KNO2 + O2
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
Ba[Cr(NH3)2(SCN)4]2 + K2O2 + H2O = BaSO4 + K2CrO4 + K2CO3 + K2SO4 + N2 + KOH =>
Ba[Cr(NH3)2(SCN)4]2 + 53 K2O2 + 30 H2O = BaSO4 + 2 K2CrO4 + 8 K2CO3 + 7 K2SO4 + 6 N2 + 72 KOH
Fe(s) + HBr(aq) = FeBr3(aq) + H2(g) =>
2 Fe(s) + 6 HBr(aq) = 2 FeBr3(aq) + 3 H2(g)
ON = NO =>
ON = NO
K2CrO4 + H2O2 = K2Cr2O12 + KOH + H2O =>
2 K2CrO4 + 5 H2O2 = K2Cr2O12 + 2 KOH + 4 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Zn + Cu(OH)2 = Zn(OH)4 + Cu =>
Zn + 2 Cu(OH)2 = Zn(OH)4 + 2 Cu
Zn(NO3)2 + KCl = ZnCl2 + K(NO3) =>
Zn(NO3)2 + 2 KCl = ZnCl2 + 2 K(NO3)
K2CrO4 + H2O2 = K2Cr2O12 + KOH + H2O =>
2 K2CrO4 + 5 H2O2 = K2Cr2O12 + 2 KOH + 4 H2O
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
C10H11IO + CH3NH2 = C11H15NO + HI =>
C10H11IO + CH3NH2 = C11H15NO + HI
K2CrO4 + H2O2 = K2Cr2O12 + KOH + H2O =>
2 K2CrO4 + 5 H2O2 = K2Cr2O12 + 2 KOH + 4 H2O
AgNO3 + K3Fe(CN)6 = Ag3[Fe(CN)6] + KNO3 =>
3 AgNO3 + K3Fe(CN)6 = Ag3[Fe(CN)6] + 3 KNO3
Lu2O3 + MoO3 + Cr2O3 = LuCrMo0O3 + O2 =>
Lu2O3 + 2 MoO3 + Cr2O3 = 2 LuCrMo0O3 + 3 O2
Si + HNO3 = SiO2 + NO + H2O =>
3 Si + 4 HNO3 = 3 SiO2 + 4 NO + 2 H2O
NaF + Mg(OH)2 = MgF2 + NaOH =>
2 NaF + Mg(OH)2 = MgF2 + 2 NaOH
HONH2 + H2O = HONH3{+} + OH{-} =>
HONH2 + H2O = HONH3{+} + OH{-}
MnS + O2(g) = MnO2 + SO2 =>
MnS + 2 O2(g) = MnO2 + SO2
Y(OH)3 = Y2O3 + H2O =>
2 Y(OH)3 = Y2O3 + 3 H2O
C5H5N + H2O = C5H4N + H3O =>
C5H5N + H2O = C5H4N + H3O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
NO + H2O + HBrO4 = Br2 + HNO3 =>
14 NO + 4 H2O + 6 HBrO4 = 3 Br2 + 14 HNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2CrO4 + H2O2 = K2Cr2O12 + KOH + H2O =>
2 K2CrO4 + 5 H2O2 = K2Cr2O12 + 2 KOH + 4 H2O
FeBr2 + Br2 = FeBr3 =>
2 FeBr2 + Br2 = 2 FeBr3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO4 = K2O + ClO2 + O2 =>
4 KClO4 = 2 K2O + 4 ClO2 + 3 O2
CdSO4 + Na2O = CdO + Na2SO4 =>
CdSO4 + Na2O = CdO + Na2SO4
K2CrO4 + H2O2 = K2Cr2O12 + KOH + H2O =>
2 K2CrO4 + 5 H2O2 = K2Cr2O12 + 2 KOH + 4 H2O
K2CrO4 + H2O2 = K2CrO8 + H2O =>
K2CrO4 + 4 H2O2 = K2CrO8 + 4 H2O
K2[FeX2] + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2X =>
K2[FeX2] + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 K2X
OH{-} + K{+} = KOH =>
OH{-} + K{+} = KOH
Ca + H + P + O = CaHPO4 =>
Ca + H + P + 4 O = CaHPO4
Na2C10H16N2O8 + Ca = CaC10H16N2O8 + Na2 =>
Na2C10H16N2O8 + Ca = CaC10H16N2O8 + Na2
Na2CO3 + AlI3 + H2O = Al(OH)3 + NaI + CO2 =>
3 Na2CO3 + 2 AlI3 + 3 H2O = 2 Al(OH)3 + 6 NaI + 3 CO2
KClO2 + S + H2O = Cl2 + K2SO1 + H2SO4 =>
2 KClO2 + 2 S + H2O = Cl2 + K2SO1 + H2SO4
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