Équations équilibrées la veille |
Mg + 2 HCl = MgCl2 + H2
HNO3 + NO2 = NO3 + HNO2 =>
HNO3 + NO2 = NO3 + HNO2
Zn + OH{-} + H2O = [Zn(OH)4]2{-} + H2 =>
4 Zn + 2 OH{-} + 14 H2O = 2[Zn(OH)4]2{-} + 7 H2
sulfur + Oxygen = Sulfurdioxide =>
S + O2 = SO2
LiCl + NaOH = LiClNaOH =>
LiCl + NaOH = LiClNaOH
SnCl2 + KNO2 + HCl = H2SnCl6 + N2 + KCl + H2O =>
3 SnCl2 + 2 KNO2 + 14 HCl = 3 H2SnCl6 + N2 + 2 KCl + 4 H2O
C5H8 + Cl2 = C5H8Cl4 =>
C5H8 + 2 Cl2 = C5H8Cl4
FeCl3 + AgClO3 = AgCl + Fe(ClO3)3 =>
FeCl3 + 3 AgClO3 = 3 AgCl + Fe(ClO3)3
I2 + KrF2 = IF7 + Kr =>
I2 + 7 KrF2 = 2 IF7 + 7 Kr
SnCl4 + HCl = SnCl + HCl4 =>
SnCl4 + HCl = SnCl + HCl4
H3Po4 + AgNO3 = Ag3Po4 + HNO3 =>
H3Po4 + 3 AgNO3 = Ag3Po4 + 3 HNO3
Cl2(g) + ZnBr2(aq) = ZnCl2(aq) + Br2(l) =>
Cl2(g) + ZnBr2(aq) = ZnCl2(aq) + Br2(l)
CsOH = CsH + O2 =>
2 CsOH = 2 CsH + O2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
K2S2O3 + Cl2 = KCl + K2S4O6 =>
2 K2S2O3 + Cl2 = 2 KCl + K2S4O6
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
LiOH + HI = LiI + H2O =>
LiOH + HI = LiI + H2O
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
Ca + H2SO4 = Ca(SO4) + H2 =>
Ca + H2SO4 = Ca(SO4) + H2
N2O6Pb + KI = PbI2 + KNO3 =>
N2O6Pb + 2 KI = PbI2 + 2 KNO3
P4 + Sr(OH)2 + H2O = Sr(H2PO2)2 + PH3 =>
2 P4 + 3 Sr(OH)2 + 6 H2O = 3 Sr(H2PO2)2 + 2 PH3
Mn(NO3)2 + KOH = Mn(OH)2 + KNO3 =>
Mn(NO3)2 + 2 KOH = Mn(OH)2 + 2 KNO3
NiCl2 + NaBH4 + H2O = Ni + NaCl + H3BO3 + H2 =>
NiCl2 + 2 NaBH4 + 6 H2O = Ni + 2 NaCl + 2 H3BO3 + 7 H2
Au + OH = Au(OH)3 =>
Au + 3 OH = Au(OH)3
Al2O3(s) + C(s) + Cl2(g) = AlCl3(s) + CO(g) =>
Al2O3(s) + 3 C(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 CO(g)
HNO3 + HCl + FeCl2 = FeCl32 + H2O + NO =>
10 HNO3 + 30 HCl + FeCl2 = FeCl32 + 20 H2O + 10 NO
Cu(OH)2 + NH3 = CuO + NH3*H2O =>
Cu(OH)2 + NH3 = CuO + NH3*H2O
KI + Cl = KCl + I(aq) =>
KI + Cl = KCl + I(aq)
MnO2 + ClO{-} + OH{-} = MnO4{-} + Cl{-} + H2O =>
2 MnO2 + 3 ClO{-} + 2 OH{-} = 2 MnO4{-} + 3 Cl{-} + H2O
CuSO4 + NaOH = CuSO4Cu(OH)2 + Na2SO4 =>
2 CuSO4 + 2 NaOH = CuSO4Cu(OH)2 + Na2SO4
I2 + NaHSO3 + H2O = NaHSO4 + HI =>
I2 + NaHSO3 + H2O = NaHSO4 + 2 HI
Pb(C2H3O2)2(aq) + H2CO3(aq) = PbCO3(s) + H2(C2H3O2)2(aq) =>
Pb(C2H3O2)2(aq) + H2CO3(aq) = PbCO3(s) + H2(C2H3O2)2(aq)
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
Al + H2SO4 = Al2(SO4)3 + H2S + H2O =>
8 Al + 15 H2SO4 = 4 Al2(SO4)3 + 3 H2S + 12 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
ClO{-} + I{-} + H{+} = Cl2 + I2 + H2O =>
2 ClO{-} + 2 I{-} + 4 H{+} = Cl2 + I2 + 2 H2O
SN(OH)4 + HCl = SNCl4 + H2O =>
SN(OH)4 + 4 HCl = SNCl4 + 4 H2O
CH3MgBr + H2O = CH4 + MgBrOH =>
CH3MgBr + H2O = CH4 + MgBrOH
HCl + Ag(NO3) = Ag + HCl(NO3) =>
HCl + Ag(NO3) = Ag + HCl(NO3)
PbS = Pb + S =>
PbS = Pb + S
CaNO3 + Na2SO4 = Ca2SO4 + NaNO3 =>
2 CaNO3 + Na2SO4 = Ca2SO4 + 2 NaNO3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(s) + F2(g) = PbF2(s) =>
Pb(s) + F2(g) = PbF2(s)
H4P2O7 + NaOH = NaH3P2O7 + H2O =>
H4P2O7 + NaOH = NaH3P2O7 + H2O
CaO + ZnO = CaZnO + O =>
CaO + ZnO = CaZnO + O
C4H8O + BF3 = C4H7O{-} + BF3H{+} =>
C4H8O + BF3 = C4H7O{-} + BF3H{+}
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