| Équations équilibrées la veille |
2 K(C2H3O2) + Ag(NO3)2 = 2 K(NO3) + Ag(C2H3O2)2
Na2CO3 + Sr(C2H3O2)2 = Sr2(CO3)2 + NaC2H3O2 =>
2 Na2CO3 + 2 Sr(C2H3O2)2 = Sr2(CO3)2 + 4 NaC2H3O2
Na2O + HCI = H2O + NaCI =>
Na2O + 2 HCI = H2O + 2 NaCI
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Mg(CIO3)2 + K3PO4 = Mg3(PO4)2 + KCIO3 =>
3 Mg(CIO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KCIO3
Cr2O3 + Al3 = Cr + AlO =>
Cr2O3 + Al3 = 2 Cr + 3 AlO
Fe2CO3 + KNO3 = FeNO3 + K2CO3 =>
Fe2CO3 + 2 KNO3 = 2 FeNO3 + K2CO3
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C8H7O2N3 + NaOH + O2 = Na2C8H5O4N + N2 + H2O =>
C8H7O2N3 + 2 NaOH + O2 = Na2C8H5O4N + N2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr2O7{2-} + H{+} = Cr{3+} + H2O + O2 =>
2 Cr2O7{2-} + 16 H{+} = 4 Cr{3+} + 8 H2O + 3 O2
PbClO + KI = PbI + KClO =>
PbClO + KI = PbI + KClO
ZnCl2 + Cu = CuCl2 + Zn =>
ZnCl2 + Cu = CuCl2 + Zn
Cu + Zn(NO3)4 = Cu(NO3)2 + Zn =>
2 Cu + Zn(NO3)4 = 2 Cu(NO3)2 + Zn
Ni + S8Ni = NiS =>
7 Ni + S8Ni = 8 NiS
CH3OH(l) + Cr2O7{2-}(aq) + H{+}(aq) = CH2O(aq) + Cr{3+}(aq) + H2O(l) =>
3 CH3OH(l) + Cr2O7{2-}(aq) + 8 H{+}(aq) = 3 CH2O(aq) + 2 Cr{3+}(aq) + 7 H2O(l)
HgS(s) = Hg(l) + S(s) =>
HgS(s) = Hg(l) + S(s)
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Ti(OH)2 + H3PO4 = Ti3(PO4)2 + H2O =>
3 Ti(OH)2 + 2 H3PO4 = Ti3(PO4)2 + 6 H2O
AgC2H3O2KI = AgIKC2H3O2 =>
AgC2H3O2KI = AgIKC2H3O2
C2H2O4 + Al = H2 + Al2(C2O4)3 =>
3 C2H2O4 + 2 Al = 3 H2 + Al2(C2O4)3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
C6H5Br + Br2 = H5Br3 + C6 =>
C6H5Br + Br2 = H5Br3 + C6
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
Na + C2H3O2 = Na(C2H3O2) =>
Na + C2H3O2 = Na(C2H3O2)
CH3CHOHCH2OH + HBr = CH3CHBrCH2Br + H2O =>
CH3CHOHCH2OH + 2 HBr = CH3CHBrCH2Br + 2 H2O
K2MnO4 + SnSO4 + H2SO4 = Sn(SO4)2 + MnSO4 + K2SO4 + H2O =>
K2MnO4 + 2 SnSO4 + 4 H2SO4 = 2 Sn(SO4)2 + MnSO4 + K2SO4 + 4 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
BO + (H2O) = H2BO3 + H =>
BO + 2(H2O) = H2BO3 + 2 H
C4H10 + O2 = CO2 + H2O*2 =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O*2
AlI3 + AgNO3 = AgI + Al(NO3)3 =>
AlI3 + 3 AgNO3 = 3 AgI + Al(NO3)3
Cr2O7{2-} + H3AsO3 + H{+} = Cr{3+} + H3AsO4 + H2O =>
Cr2O7{2-} + 3 H3AsO3 + 8 H{+} = 2 Cr{3+} + 3 H3AsO4 + 4 H2O
CuBr2 + NaI = I2 + NaBr + CuBr =>
2 CuBr2 + 2 NaI = I2 + 2 NaBr + 2 CuBr
S2O3{2-} + I2 + H2O = I{-} + S2O6{2-} + H{+} =>
S2O3{2-} + 3 I2 + 3 H2O = 6 I{-} + S2O6{2-} + 6 H{+}
Ba(OH)2 + N2O5 = Ba(OH)NO3 + H2O =>
2 Ba(OH)2 + N2O5 = 2 Ba(OH)NO3 + H2O
Na2SO4 + KI = K2SO4 + NaI =>
Na2SO4 + 2 KI = K2SO4 + 2 NaI
ZnSO4 + NaHCO3 = ZnCO3 + NaHSO4 =>
ZnSO4 + NaHCO3 = ZnCO3 + NaHSO4
Al + H2S04 = AlS + H =>
4 Al + H2S04 = 4 AlS + 2 H
FeCl3 + C2H3O2Na + C5H8O2 = Fe(C5H7O2)3 + NaCl + H2O + C2H2O2 =>
3 FeCl3 + 9 C2H3O2Na + 7 C5H8O2 = 3 Fe(C5H7O2)3 + 9 NaCl + 6 H2O + 4 C2H2O2
(NH4)2CrO4 + O2 = N2 + H2O + CrO3 =>
2(NH4)2CrO4 + 3 O2 = 2 N2 + 8 H2O + 2 CrO3
Li2SiO3 + H2O = LiOH + H2SiO3 =>
Li2SiO3 + 2 H2O = 2 LiOH + H2SiO3
K + Zn + H2O + HNO3 = K2Zn(OH)4 + NH3 =>
4 K + 2 Zn + 5 H2O + HNO3 = 2 K2Zn(OH)4 + NH3
C6H11O6(s) + O2(g) = CO2(g) + H2O(l) =>
4 C6H11O6(s) + 23 O2(g) = 24 CO2(g) + 22 H2O(l)
C6H4(NO2)COOH + HCl + Fe = C6H4(NH2)COOH + FeCl3 + H2O =>
C6H4(NO2)COOH + 6 HCl + 2 Fe = C6H4(NH2)COOH + 2 FeCl3 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
CH3CHO + 2 KMnO4 + 3 KOH = CH3COOK + 2 K2MnO4 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2SO4 + Hg(OH)2 = Hg2(SO4)2 + H2O =>
2 H2SO4 + 2 Hg(OH)2 = Hg2(SO4)2 + 4 H2O
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