| Équations équilibrées la veille |
11 S2O8 + C2H6N2O + 9 H2O = 2 CO2 + 22 HSO4 + 2 HNO3
Na2GeO3 + NaBH4 + H2O = GeH4 + H3BO3 + NaOH =>
Na2GeO3 + NaBH4 + 3 H2O = GeH4 + H3BO3 + 3 NaOH
Mg + Pb3N2 = MgN + Pb3 =>
2 Mg + Pb3N2 = 2 MgN + Pb3
Fe(NH4)2(SO4)2(H2O)6 + H2C2O4 + K2C2O4 + H2O2 = K3Fe(C2O4)3(H2O)3 + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2(H2O)6 + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3Fe(C2O4)3(H2O)3 + 2(NH4)2SO4 + 2 H2SO4 + 8 H2O
Ca3(PO4)2(aq) + KCl(aq) = Ca3Cl(aq) + K(PO4)2(aq) =>
Ca3(PO4)2(aq) + KCl(aq) = Ca3Cl(aq) + K(PO4)2(aq)
HI = I2 + H2 =>
2 HI = I2 + H2
Ag2CO3 = Ag + CO2 + O2 =>
2 Ag2CO3 = 4 Ag + 2 CO2 + O2
Zn(s) + HCl(aq) = HZn(aq) + Cl(g) =>
Zn(s) + HCl(aq) = HZn(aq) + Cl(g)
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
Sb2S5 + OH{-} = SbS4{3-} + SbO4{3-} + H2O =>
4 Sb2S5 + 24 OH{-} = 5 SbS4{3-} + 3 SbO4{3-} + 12 H2O
MoO2 + NaOCl + Na2CO3 = Na2MoO4 + NaCl + CO2 =>
MoO2 + NaOCl + Na2CO3 = Na2MoO4 + NaCl + CO2
NH2OH + O2 = NO2 + H2O =>
4 NH2OH + 5 O2 = 4 NO2 + 6 H2O
CH3COOH + HBr = CH3COBr + H2O =>
CH3COOH + HBr = CH3COBr + H2O
Cl2 + Al2I3 = I2 + AlCl3 =>
6 Cl2 + 2 Al2I3 = 3 I2 + 4 AlCl3
Sb + I2 = SbI3(s) =>
2 Sb + 3 I2 = 2 SbI3(s)
HI(aq) + KHSO3(aq) = K2I(aq) + H2(g) + SO3(aq) =>
2 HI(aq) + 4 KHSO3(aq) = 2 K2I(aq) + 3 H2(g) + 4 SO3(aq)
Rb + LiBr = RbBr + Li =>
Rb + LiBr = RbBr + Li
C2H3NaO2(aq) + HCl(aq) = CH3COOH + NaCl(aq) =>
C2H3NaO2(aq) + HCl(aq) = CH3COOH + NaCl(aq)
Ca2(PO4)2 + SiO + C = CaSiO3 + P + CO =>
Ca2(PO4)2 + 2 SiO + 4 C = 2 CaSiO3 + 2 P + 4 CO
Cl2 + CaBr2 = Ca2Cl + Br2 =>
Cl2 + 4 CaBr2 = 2 Ca2Cl + 4 Br2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
K2Cr2O7 + H2SO4 + H2S = Cr2(SO4)3 + H2O + KHSO4 =>
4 K2Cr2O7 + 17 H2SO4 + 3 H2S = 4 Cr2(SO4)3 + 16 H2O + 8 KHSO4
Ag2SO3 + Li = Ag + Li2SO3 =>
Ag2SO3 + 2 Li = 2 Ag + Li2SO3
NaH2PO4 + Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + H2O =>
3 NaH2PO4 + 3 Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + 6 H2O
Fe2{+} + C12H8N2 = [Fe(C12H8N2)3]2{+} =>
Fe2{+} + 6 C12H8N2 = [Fe(C12H8N2)3]2{+}
Fe(aq) + OH(aq) = Fe(OH)2(s) =>
Fe(aq) + 2 OH(aq) = Fe(OH)2(s)
C2H4 + Cl2 = CCl4 + H2 =>
C2H4 + 4 Cl2 = 2 CCl4 + 2 H2
Sn + H3PO4 = Sn(PO4) + H2 =>
2 Sn + 2 H3PO4 = 2 Sn(PO4) + 3 H2
K2C2O4*H2O + CuSO4*5H2O = K2Cu(C2O4)2*H2O + K2SO4 + H2O =>
2 K2C2O4*H2O + CuSO4*5H2O = K2Cu(C2O4)2*H2O + K2SO4 + 6 H2O
C7H9N + C2H4O2 = C9H11NO + H2O =>
C7H9N + C2H4O2 = C9H11NO + H2O
C3H8(g) + O2(g) = O2C3H8(g) =>
C3H8(g) + O2(g) = O2C3H8(g)
Cr(NO3)3 + NH3 + H2O = Cr(OH)3 + N2H3O3 =>
3 Cr(NO3)3 + 7 NH3 + 6 H2O = 3 Cr(OH)3 + 8 N2H3O3
FeCl3*7H20 + HCO3 = Fe(OH)3 + CO2 + Cl + H2O =>
FeCl3*7H20 + 143 HCO3 = Fe(OH)3 + 143 CO2 + 3 Cl + 140 H2O
Mg + H25O4 = Mg5O4 + H2 =>
10 Mg + 2 H25O4 = 2 Mg5O4 + 25 H2
K2Cr2O7 + H2SO4 + HCHO = K2SO4 + Cr2(SO4)3 + H2O + HCOOH =>
K2Cr2O7 + 4 H2SO4 + 3 HCHO = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 HCOOH
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
Ca + HCl = H2 + Calciumchloride =>
Ca + 2 HCl = H2 + CaCl2
MnO2 + KNO3 + HNO3 + Cl = KClO3 + Mn(NO3)3 + H2O =>
5 MnO2 + KNO3 + 14 HNO3 + Cl = KClO3 + 5 Mn(NO3)3 + 7 H2O
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
SO3{2-} + AgNO3 = Ag2SO3 + NO3{-} =>
SO3{2-} + 2 AgNO3 = Ag2SO3 + 2 NO3{-}
C11H22O11 = C(s) + H2O(g) =>
C11H22O11 = 11 C(s) + 11 H2O(g)
KIO + NaHSO3 = KHSO3 + NaIO =>
KIO + NaHSO3 = KHSO3 + NaIO
C + MgO = CO + Mg =>
C + MgO = CO + Mg
FeO + H2O = Fe(OH)2 =>
FeO + H2O = Fe(OH)2
KBr(aq) = K(s) + Br2(g) =>
2 KBr(aq) = 2 K(s) + Br2(g)
NH4Cl + PbO2 = (NH4)2O + PbCl4 =>
4 NH4Cl + PbO2 = 2(NH4)2O + PbCl4
FeI2 + Br2 = FeBr3 + I2 =>
2 FeI2 + 3 Br2 = 2 FeBr3 + 2 I2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Co(aq) + NO3(aq) = CoNO3(s) =>
Co(aq) + NO3(aq) = CoNO3(s)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
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