| Équations équilibrées la veille |
Sb2O5 + 10 HI = 2 SbI3 + 2 I2 + 5 H2O
PS + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 PS + 11 HNO3 + 2 H2O = 3 H3PO4 + 3 H2SO4 + 11 NO
Fe(OH)3 = FeO3 + H2 =>
2 Fe(OH)3 = 2 FeO3 + 3 H2
KMnO4 + K2SO3 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 KOH = 2 K2MnO4 + K2SO4 + H2O
NH3 + Na2SO4 + H2O = (NH4)2SO4 + NaOH =>
2 NH3 + Na2SO4 + 2 H2O = (NH4)2SO4 + 2 NaOH
HCOONa + KMnO4 + NaOH = Na2CO3 + K2MnO4 + Na2MnO4 + H2O =>
HCOONa + 2 KMnO4 + 3 NaOH = Na2CO3 + K2MnO4 + Na2MnO4 + 2 H2O
CuCl + AgNO3 + NaAlO2 + NiO + NaOH = Cu9AgAl9NiO9 + NaCl + NaNO3 + H2O + O2 =>
36 CuCl + 4 AgNO3 + 36 NaAlO2 + 4 NiO + 4 NaOH = 4 Cu9AgAl9NiO9 + 36 NaCl + 4 NaNO3 + 2 H2O + 21 O2
AlP + H2SO4 = PH3 + Al2(SO4)3 =>
2 AlP + 3 H2SO4 = 2 PH3 + Al2(SO4)3
OBr = BrO =>
OBr = BrO
H2O + NH3 + CO2 + NaCl = NH4Cl + NaHCO3 =>
H2O + NH3 + CO2 + NaCl = NH4Cl + NaHCO3
CuOH + NaSO4 + O = CuO + H2SO4 + NaOH =>
3 CuOH + NaSO4 + O = 3 CuO + H2SO4 + NaOH
CuCl2 + NH3 + C2H2 = C2Cu2 + NH4Cl + N2H4 =>
2 CuCl2 + 6 NH3 + C2H2 = C2Cu2 + 4 NH4Cl + N2H4
I2O3 + CO2 = I2 + CO3 =>
I2O3 + 3 CO2 = I2 + 3 CO3
NaBH4 + CH2O + H2O = CH3OH + NaOH + H3BO3 =>
NaBH4 + 4 CH2O + 4 H2O = 4 CH3OH + NaOH + H3BO3
Sr + SnCl4 = SrCl2 + Sn =>
2 Sr + SnCl4 = 2 SrCl2 + Sn
C + H = H4C =>
C + 4 H = H4C
CoCl2 + Ag2SO4 = AgCl + CoSO4 =>
CoCl2 + Ag2SO4 = 2 AgCl + CoSO4
Mg + P4 + O2 = Mg3(PO4)2 =>
6 Mg + P4 + 8 O2 = 2 Mg3(PO4)2
H2C2O4 + KMnO4 = MnC2O4 + CO2 + K2CO3 + H2O =>
7 H2C2O4 + 2 KMnO4 = 2 MnC2O4 + 9 CO2 + K2CO3 + 7 H2O
CoCI2 + F2 = CoF2 + CI2 =>
CoCI2 + F2 = CoF2 + CI2
SiCl4(l) + H2(g) = Si(s) + HCl(g) =>
SiCl4(l) + 2 H2(g) = Si(s) + 4 HCl(g)
HIO3 + NaCl + H2O = HI + Cl2 + NaOH =>
HIO3 + 6 NaCl + 3 H2O = HI + 3 Cl2 + 6 NaOH
Na2[SO4] + Pb[NO3]2 = Na[NO3] + Pb[SO4] =>
Na2[SO4] + Pb[NO3]2 = 2 Na[NO3] + Pb[SO4]
ClCH2CH2CH2CH2Cl + Zn = CH2CH2CH2CH2 + ZnCl2 =>
ClCH2CH2CH2CH2Cl + Zn = CH2CH2CH2CH2 + ZnCl2
Na2[SO4] + Pb[NO3]2 = Na[NO3] + Pb[SO4] =>
Na2[SO4] + Pb[NO3]2 = 2 Na[NO3] + Pb[SO4]
C4H4O + NaOH = NaH3C4O + H2O =>
C4H4O + NaOH = NaH3C4O + H2O
NiS3 + O2 = Ni + SO2 =>
NiS3 + 3 O2 = Ni + 3 SO2
CaI2 + Pb3(PO4)2 = Ca3(PO4)2 + PbI2 =>
3 CaI2 + Pb3(PO4)2 = Ca3(PO4)2 + 3 PbI2
CuSO4 + NH4OH = Cu(OH)2 + (NH4) + SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2 + 2(NH4) + SO4
N2H4 + H2O4 = N2 + H2O =>
3 N2H4 + 2 H2O4 = 3 N2 + 8 H2O
CIO = CIO3 + CI =>
3 CIO = CIO3 + 2 CI
As + H2 = AsH3 =>
2 As + 3 H2 = 2 AsH3
AgNO3(ac) + HCI(ac) = AgCI(s) + HNO3(ac) =>
AgNO3(ac) + HCI(ac) = AgCI(s) + HNO3(ac)
KMnO4 + K2SO3 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 KOH = 2 K2MnO4 + K2SO4 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + NaOH + Na2S32 = K2MnO4 + Na2MnO4 + Na2SO3 + H2O =>
130 KMnO4 + 192 NaOH + Na2S32 = 65 K2MnO4 + 65 Na2MnO4 + 32 Na2SO3 + 96 H2O
FeSO4 + (NH4)4[Fe(CN)6] = Fe2[Fe(CN)6] + (NH4)2SO4 =>
2 FeSO4 + (NH4)4[Fe(CN)6] = Fe2[Fe(CN)6] + 2(NH4)2SO4
Ce(OH)3 + HNO3 + KBrO3 = Ce(NO3)4 + K2O + Br2 + H2O =>
10 Ce(OH)3 + 40 HNO3 + 2 KBrO3 = 10 Ce(NO3)4 + K2O + Br2 + 35 H2O
C18H30O3S + Ca(OH)2 = C36H58CaO6S2 + H2O =>
2 C18H30O3S + Ca(OH)2 = C36H58CaO6S2 + 2 H2O
CH3CH2CH2COOH + NaOH = CH3CH2CH2COONa + H2O =>
CH3CH2CH2COOH + NaOH = CH3CH2CH2COONa + H2O
Ba + Fe(NO3)2 = Ba(NO3)2 + Fe =>
Ba + Fe(NO3)2 = Ba(NO3)2 + Fe
(C6H5)3CH3OH + HBr = (C6H5)3CBr + H2O + CH3 =>
43(C6H5)3CH3OH + 40 HBr = 40(C6H5)3CBr + 43 H2O + 57 CH3
Cl2(g) + Cs(s) = CsCl(s) =>
Cl2(g) + 2 Cs(s) = 2 CsCl(s)
NH3 + Br2 = NH4Br + N2 =>
8 NH3 + 3 Br2 = 6 NH4Br + N2
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
HCOOH + C2H6O = C3H6O2 + H2O =>
HCOOH + C2H6O = C3H6O2 + H2O
Pb(ClO4)2 + KCl = PbCl2 + K(ClO3) =>
3 Pb(ClO4)2 + 8 KCl = 3 PbCl2 + 8 K(ClO3)
Li2O + N2O5 = LiNO3 =>
Li2O + N2O5 = 2 LiNO3
Mg(s) + F(g) = MgF2 =>
Mg(s) + 2 F(g) = MgF2
Al2(CO3)3 + H2 = H2CO3 + Al =>
Al2(CO3)3 + 3 H2 = 3 H2CO3 + 2 Al
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