Équations équilibrées la veille |
HCIO4 + 4 H2SO3 = HCI + 4 H2SO4
Li2SO4 + Mg(NO3)2 = LiNO3 + MgSO4 =>
Li2SO4 + Mg(NO3)2 = 2 LiNO3 + MgSO4
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C4H8O + H2O2 = CO2 + H2O =>
C4H8O + 11 H2O2 = 4 CO2 + 15 H2O
Fe(NO3)3 + HCl = FeCl3 + H(NO3) =>
Fe(NO3)3 + 3 HCl = FeCl3 + 3 H(NO3)
C6H12O6 + Ag2O = HCOOH + Ag =>
C6H12O6 + 6 Ag2O = 6 HCOOH + 12 Ag
SnO(s) + H2 = Sn(s) + H2O(l) =>
SnO(s) + H2 = Sn(s) + H2O(l)
NiCl2(cr) = Ni(cr) + Cl2(g) =>
NiCl2(cr) = Ni(cr) + Cl2(g)
KO3 + CO2 = K5CO4 + O5 =>
25 KO3 + 5 CO2 = 5 K5CO4 + 13 O5
CuO + CO = Cu + CO2 =>
CuO + CO = Cu + CO2
KOH + Cl2 = KCl + KClO3 + H2O =>
6 KOH + 3 Cl2 = 5 KCl + KClO3 + 3 H2O
Ba(NO3)2 + Mg = Ba + MgO + N2 =>
Ba(NO3)2 + 6 Mg = Ba + 6 MgO + N2
C3H8O3 + H2 = C5H10 + H2O =>
5 C3H8O3 + 10 H2 = 3 C5H10 + 15 H2O
As5S5 + HNO3 + H2O = H3AsO4 + S + NO =>
3 As5S5 + 25 HNO3 + 10 H2O = 15 H3AsO4 + 15 S + 25 NO
PbSO4 + KrCrO4 = PbCrO4 + KrSO4 =>
PbSO4 + KrCrO4 = PbCrO4 + KrSO4
HOOC(CH2)4COOH + H2N(CH2)6NH2 = [(CH2)6CONH(CH2)4CONH]65 + H2O =>
65 HOOC(CH2)4COOH + 65 H2N(CH2)6NH2 = [(CH2)6CONH(CH2)4CONH]65 + 130 H2O
KMnO4 + KI + CH3COOH = Mn(CH3COO)2 + CH3COOK + I2 + H2O =>
2 KMnO4 + 10 KI + 16 CH3COOH = 2 Mn(CH3COO)2 + 12 CH3COOK + 5 I2 + 8 H2O
(Ni(NH3)6)Cl2 + Na2S = NiS + NaCl + NH3 =>
(Ni(NH3)6)Cl2 + Na2S = NiS + 2 NaCl + 6 NH3
Sr + HClO4 = SrClO4 + H2 =>
2 Sr + 2 HClO4 = 2 SrClO4 + H2
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
Ca2 + HCO3(aq) = CaCO3(s) + H2CO3(aq) =>
Ca2 + 4 HCO3(aq) = 2 CaCO3(s) + 2 H2CO3(aq)
C2H5OH + NaBr = C2H5Br + NaOH =>
C2H5OH + NaBr = C2H5Br + NaOH
CaI2(s) + Cl2(g) = CaCl2(s) + I2(g) =>
CaI2(s) + Cl2(g) = CaCl2(s) + I2(g)
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Na + FeBr3 = NaBr + Fe =>
3 Na + FeBr3 = 3 NaBr + Fe
HNO3 + Cu = Cu(NO3)2 + H2O + NO =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 4 H2O + 2 NO
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
Cu5FeS4 + O2 = Cu2O + Fe3O4 + SO2 =>
12 Cu5FeS4 + 71 O2 = 30 Cu2O + 4 Fe3O4 + 48 SO2
Fe(PO3)3 + MoO3 + Mo + SiO2 = Fe2Mo2Si2P6O25 =>
2 Fe(PO3)3 + MoO3 + Mo + 2 SiO2 = Fe2Mo2Si2P6O25
B + HNO3 = B(NO3)2 + NO2 + H2O =>
B + 4 HNO3 = B(NO3)2 + 2 NO2 + 2 H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
BaCl + O2 = Cl2O + Ba =>
4 BaCl + O2 = 2 Cl2O + 4 Ba
Br2 + N2 = NBr3 =>
3 Br2 + N2 = 2 NBr3
Li2CrO4 + BaCl2 = LiCl + BaCrO4 =>
Li2CrO4 + BaCl2 = 2 LiCl + BaCrO4
C24H26 + O2 = CO2 + H2O =>
2 C24H26 + 61 O2 = 48 CO2 + 26 H2O
Ca(OH)2(aq) + HCl(aq) = H2O + CaCl2 =>
Ca(OH)2(aq) + 2 HCl(aq) = 2 H2O + CaCl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
K + Mg3N2 = K3N + Mg =>
6 K + Mg3N2 = 2 K3N + 3 Mg
C2H5OH + Cu(OH)2 = CH3CHO + H2O + Cu =>
C2H5OH + Cu(OH)2 = CH3CHO + 2 H2O + Cu
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HgS + PbO = HgO + PbS =>
HgS + PbO = HgO + PbS
HClO2 = HCl + HClO4 =>
2 HClO2 = HCl + HClO4
KOH(aq) + H3PO4(aq) = K3PO4(aq) + H2O(l) =>
3 KOH(aq) + H3PO4(aq) = K3PO4(aq) + 3 H2O(l)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KMn2O7 + H2SO3 = H2O + H2SO4 + K2SO4 + MnSO4 =>
2 KMn2O7 + 9 H2SO3 = 5 H2O + 4 H2SO4 + K2SO4 + 4 MnSO4
Pb(s) + Al(NO3)3(aq) = Pb(NO3)3(aq) + Al(s) =>
Pb(s) + Al(NO3)3(aq) = Pb(NO3)3(aq) + Al(s)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H2(CO3) + Na = NaHCO3 + H2 =>
2 H2(CO3) + 2 Na = 2 NaHCO3 + H2
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