| Équations équilibrées la veille |
8 Cr(OH)3 + 3 NaNO3 + 13 NaOH = 8 Na2CrO4 + 14 H2O + 3 NH3
MnO4{-} + NH3 = NO3{-} + MnO2 + OH{-} + H2O =>
8 MnO4{-} + 3 NH3 = 3 NO3{-} + 8 MnO2 + 5 OH{-} + 2 H2O
CaHPO4 + KOH = Ca(OH)2 + K2HPO4 =>
CaHPO4 + 2 KOH = Ca(OH)2 + K2HPO4
BaCl2 + Fe(SO4)3 = Ba(SO4)3 + FeCl2 =>
BaCl2 + Fe(SO4)3 = Ba(SO4)3 + FeCl2
IO3{-} + H3AsO3 + Cl{-} + H{+} = ICl2{-} + H3AsO4 + H2O =>
IO3{-} + 2 H3AsO3 + 2 Cl{-} + 2 H{+} = ICl2{-} + 2 H3AsO4 + H2O
K + HMnO4 = K(MnO4) + H2 =>
2 K + 2 HMnO4 = 2 K(MnO4) + H2
CoCl2 + NaCO3 = Co(CO3)2 + NaCl =>
CoCl2 + 2 NaCO3 = Co(CO3)2 + 2 NaCl
Co(NO3)2 + H2S + NH3 = CoS + NH4NO3 =>
Co(NO3)2 + H2S + 2 NH3 = CoS + 2 NH4NO3
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
SO2 + O2 + CaCO3 = CaSO4 + CO2 =>
2 SO2 + O2 + 2 CaCO3 = 2 CaSO4 + 2 CO2
C3H6OH2O = C3H6(OH)2 =>
C3H6OH2O = C3H6(OH)2
Na + O2 = Na20O =>
40 Na + O2 = 2 Na20O
(NH4)3PO4 + Al2(SO4)3 = (NH4)2SO4 + AlPO4 =>
2(NH4)3PO4 + Al2(SO4)3 = 3(NH4)2SO4 + 2 AlPO4
Silversulfide + oxygen = silver + sulfurdioxide =>
Ag2S + O2 = 2 Ag + SO2
KI(aq) + H2O(l) + KMnO4(aq) = I2(s) + MnO2(s) + KOH(aq) =>
6 KI(aq) + 4 H2O(l) + 2 KMnO4(aq) = 3 I2(s) + 2 MnO2(s) + 8 KOH(aq)
H2CO3(aq) + LiOH(aq) = LiCO3(aq) + H3O(aq) =>
H2CO3(aq) + LiOH(aq) = LiCO3(aq) + H3O(aq)
Zn{2+} + NH3 = Zn(NH3)2{2+} =>
Zn{2+} + 2 NH3 = Zn(NH3)2{2+}
[Al(C2O4)]3{-} + [MnO4]{-} + H{+} = Mn2{+} + H2O + CO2 + Al3{+} =>
13[Al(C2O4)]3{-} + 4[MnO4]{-} + 32 H{+} = 2 Mn2{+} + 16 H2O + 78 CO2 + 13 Al3{+}
Ag2S + Al(s) = Al2S3 + Ag(s) =>
3 Ag2S + 2 Al(s) = Al2S3 + 6 Ag(s)
SnSO4 + H2SO4 + KMnO4 = H2O + K2SO4 + MnSO4 + Sn(SO4)2 =>
5 SnSO4 + 8 H2SO4 + 2 KMnO4 = 8 H2O + K2SO4 + 2 MnSO4 + 5 Sn(SO4)2
HC2H2 + O2 = CO2 + H2O =>
4 HC2H2 + 11 O2 = 8 CO2 + 6 H2O
FeCo3 + AgCl2 = AgCo3 + FeCl2 =>
FeCo3 + AgCl2 = AgCo3 + FeCl2
SiNO3 + NaCl = SiCl + NaNO3 =>
SiNO3 + NaCl = SiCl + NaNO3
Na2 + KOH = NaOH + K2 =>
Na2 + 2 KOH = 2 NaOH + K2
SnO + ZrO2 = SnO2 + Zr =>
2 SnO + ZrO2 = 2 SnO2 + Zr
C3H7OH + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C3H7OH + 3 K2Cr2O7 + 12 H2SO4 = 3 CO2 + 3 Cr2(SO4)3 + 3 K2SO4 + 16 H2O
KCN + [Zn(NH3)4]SO4 = K2[Zn(CN)4] + NH3 + K2SO4 =>
4 KCN + [Zn(NH3)4]SO4 = K2[Zn(CN)4] + 4 NH3 + K2SO4
Al + Ag2(SO4)3 = Al2(SO4) + Ag2(SO4) =>
4 Al + Ag2(SO4)3 = 2 Al2(SO4) + Ag2(SO4)
H3PO4 + LiOH = Li3PO4 + HOH =>
H3PO4 + 3 LiOH = Li3PO4 + 3 HOH
(PbCO3) = PbO + CO2(PbCO3) = PbO + CO2 =>
2(PbCO3) = PbO + CO2(PbCO3)
HNO2 + HNO3 = NO2 + H2O =>
HNO2 + HNO3 = 2 NO2 + H2O
CoCl2 + Br2 + NaOH = CoOOH + H2O + NaCl + NaBr =>
2 CoCl2 + Br2 + 6 NaOH = 2 CoOOH + 2 H2O + 4 NaCl + 2 NaBr
H3AsO3 + NaOH = Na2HAsO3 + H2O =>
H3AsO3 + 2 NaOH = Na2HAsO3 + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Na2B4O4*10H2O + NaOH + H2O2 = Na2[B2(O2)2(OH)4]*6H2O + H2O =>
Na2B4O4*10H2O + 2 NaOH + 7 H2O2 = 2 Na2[B2(O2)2(OH)4]*6H2O + 2 H2O
CrL3 + KOH + Cl2 = KCrO4 + KLO + KCl + H2O =>
CrL3 + 14 KOH + 5 Cl2 = KCrO4 + 3 KLO + 10 KCl + 7 H2O
HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + H2O(i) =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(i)
NaCl + KOH = NaClKOH =>
NaCl + KOH = NaClKOH
C3H7N3O2 + O2 = CO2 + H2O + CH4N2O =>
2 C3H7N3O2 + 3 O2 = 3 CO2 + H2O + 3 CH4N2O
CuCl3 + Na2S = CuS + Cl3Na2 =>
CuCl3 + Na2S = CuS + Cl3Na2
Ba(ClO2)2 = Ba + ClO2 =>
Ba(ClO2)2 = Ba + 2 ClO2
Fe3O4 + KNO2 + HCl = FeCl3 + KCl + NH3 + H2O =>
6 Fe3O4 + KNO2 + 55 HCl = 18 FeCl3 + KCl + NH3 + 26 H2O
N2H4(g) + H2O2 = N2(g) + H2O(g) =>
N2H4(g) + 2 H2O2 = N2(g) + 4 H2O(g)
BaCl2 + NaPo4 = BaPo4 + NaCl2 =>
BaCl2 + NaPo4 = BaPo4 + NaCl2
Ca(OH)2(aq) + HNO3(aq) = HOH(aq) + Ca(NO3)2 =>
Ca(OH)2(aq) + 2 HNO3(aq) = 2 HOH(aq) + Ca(NO3)2
C2H5OH + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 11 H2O + 4 MnSO4 + 2 K2SO4
KCl + COOHCHOHCHOHCOOH = COOHCHOHCHOHCOOK + HCl =>
KCl + COOHCHOHCHOHCOOH = COOHCHOHCHOHCOOK + HCl
C6H5COOCC6H5 + H2 = C6H5CHOHCHOHC6H5 =>
C6H5COOCC6H5 + 2 H2 = C6H5CHOHCHOHC6H5
CoCl2 + Na2O2 + NaOH + H2O = Co(HO)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(HO)3 + 4 NaCl
KBr + C6H14 + Cl2 = KCl + CBr4 + H =>
24 KBr + C6H14 + 12 Cl2 = 24 KCl + 6 CBr4 + 14 H
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