| Équations équilibrées la veille |
KHSO4K2SO4 = K3HS2O8
Zn(CH3COO)2 + C2H5OH = Zn(OH)2 + C2H5 + COO =>
9 Zn(CH3COO)2 + 14 C2H5OH = 9 Zn(OH)2 + 24 C2H5 + 16 COO
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(S04)3 + K2SO4 + CH3COOH + H2O =>
K2Cr2O7 + 21 C2H5OH + 13 H2SO4 = Cr2(S04)3 + K2SO4 + 21 CH3COOH + 34 H2O
H2CO3 + CaCO3 = Ca(HCO3)2 =>
H2CO3 + CaCO3 = Ca(HCO3)2
PCl5(s) = Cl2(g) + PCl3(g) =>
PCl5(s) = Cl2(g) + PCl3(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
AgNO3 + NaF = AgFNaNO3 =>
AgNO3 + NaF = AgFNaNO3
HClO + KI + H = KCl + I2 + H2O =>
2 HClO + 2 KI + 2 H = 2 KCl + I2 + 2 H2O
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
MnS + NH4OH = Mn(OH)2 + (NH4)2S =>
MnS + 2 NH4OH = Mn(OH)2 + (NH4)2S
NH4Cl + MnNO3 = (NH4)(NO3) + MnCl =>
NH4Cl + MnNO3 = (NH4)(NO3) + MnCl
Br2 + H2O + NO = Br{-} + H{+} + NO3{-} =>
3 Br2 + 4 H2O + 2 NO = 6 Br{-} + 8 H{+} + 2 NO3{-}
BaCl2 + Fe2(Cr4)3 = FeCl3 + BaCr4 =>
3 BaCl2 + Fe2(Cr4)3 = 2 FeCl3 + 3 BaCr4
ZnO + H2O2 = Zn(OH)2 + O2 =>
2 ZnO + 2 H2O2 = 2 Zn(OH)2 + O2
Cr(NO3)3 + LiOH = LiNO3 + Cr(OH)3 =>
Cr(NO3)3 + 3 LiOH = 3 LiNO3 + Cr(OH)3
C7O2H6 + O2 = CO2 + H2O =>
2 C7O2H6 + 15 O2 = 14 CO2 + 6 H2O
Sb2S2 + HNO3 + H2O = H2SbO4 + H2SO4 + N =>
5 Sb2S2 + 24 HNO3 + 8 H2O = 10 H2SbO4 + 10 H2SO4 + 24 N
(K2Cr2O7)2 + C2H2O3 + H2SO4 = K2SO4 + Cr2SO4 + CO2 + H2O =>
(K2Cr2O7)2 + 5 C2H2O3 + 4 H2SO4 = 2 K2SO4 + 2 Cr2SO4 + 10 CO2 + 9 H2O
Ag2S + NaOH = Na2S + AgOH =>
Ag2S + 2 NaOH = Na2S + 2 AgOH
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
ZnO2 = ZnO + O2 =>
2 ZnO2 = 2 ZnO + O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
BaSO4 + H2SO4 = Ba(HSO4)2 =>
BaSO4 + H2SO4 = Ba(HSO4)2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
Fe + H3PO4 = Fe(PO4) + H2 =>
2 Fe + 2 H3PO4 = 2 Fe(PO4) + 3 H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C4H10 + HCl = C4H11 + Cl =>
C4H10 + HCl = C4H11 + Cl
(CH3)3CCl + H2O = (CH3)3COH + HCl =>
(CH3)3CCl + H2O = (CH3)3COH + HCl
Cr2(SO4)3 + HBr + NaOH = Na2CrO4 + NaBr + H2SO3 =>
Cr2(SO4)3 + HBr + 5 NaOH = 2 Na2CrO4 + NaBr + 3 H2SO3
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NH3 + Fe2O3 = Fe + N2 + H2O =>
2 NH3 + Fe2O3 = 2 Fe + N2 + 3 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
C6H114 + O2 = CO2 + H2O =>
2 C6H114 + 69 O2 = 12 CO2 + 114 H2O
Cr2O7{2-} + H{+} + Sn{2+} = Sn{4+} + Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 3 Sn{2+} = 3 Sn{4+} + 2 Cr{3+} + 7 H2O
Cu(NO3)2 + NaI = Na(NO3)2 + Cu + I =>
Cu(NO3)2 + NaI = Na(NO3)2 + Cu + I
Bi(OH)5 + H2Cr2O7 = Bi2(Cr2O7)5 + H2O =>
2 Bi(OH)5 + 5 H2Cr2O7 = Bi2(Cr2O7)5 + 10 H2O
H2S + Fe2(SO4)3 = S + FeSO4 + H2SO4 =>
H2S + Fe2(SO4)3 = S + 2 FeSO4 + H2SO4
H2SO4 + Cu = H2 + CuSO4 =>
H2SO4 + Cu = H2 + CuSO4
CuNO32 + Zn = Cu + ZnNO32 =>
CuNO32 + Zn = Cu + ZnNO32
C7H7Cl + NaI = C7H7I + Cl2 + Na =>
2 C7H7Cl + 2 NaI = 2 C7H7I + Cl2 + 2 Na
W(OH)4 + HNO3 = W(NO3)4 + H2O =>
W(OH)4 + 4 HNO3 = W(NO3)4 + 4 H2O
C4H8O + O2 = H2OCO2 =>
2 C4H8O + 11 O2 = 8 H2OCO2
Fe2 + Cl4 = Fe3Cl8 =>
3 Fe2 + 4 Cl4 = 2 Fe3Cl8
Au + HNO3 = Au(NO3)8 + NO + H2O =>
3 Au + 32 HNO3 = 3 Au(NO3)8 + 8 NO + 16 H2O
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