Équations équilibrées la veille |
4 Al + 3 Br2 = 2 Al2Br3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C2H2O4 + SiO2 = Si + H2O + CO2 =>
2 C2H2O4 + SiO2 = Si + 2 H2O + 4 CO2
Cl2 + H2O = HClO2 + HCl =>
2 Cl2 + 2 H2O = HClO2 + 3 HCl
NaOH + BaHCO3 = NaHCO3 + BaOH =>
NaOH + BaHCO3 = NaHCO3 + BaOH
Br2 + FeI3 = FeBr3 + I =>
3 Br2 + 2 FeI3 = 2 FeBr3 + 6 I
NaCl = Na + Chlorine =>
2 NaCl = 2 Na + Cl2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
CaBr + AgN = CaN + AgBr =>
CaBr + AgN = CaN + AgBr
H2O + HCl + NaAlO2 = Al(OH)3NaCl =>
H2O + HCl + NaAlO2 = Al(OH)3NaCl
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
CuCl + KOH = CuOH + KCl =>
CuCl + KOH = CuOH + KCl
MgClO = Mg + ClO =>
MgClO = Mg + ClO
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
C6H5NH2 + HCl = (C6H5NH2)Cl + H2 =>
2 C6H5NH2 + 2 HCl = 2(C6H5NH2)Cl + H2
Sr(NO3)2 + Na2CO3 = SrCO3 + Na2(NO3)2 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + Na2(NO3)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeO4{2-} + H3O{+} = Fe{3+} + O2 + H2O =>
4 FeO4{2-} + 20 H3O{+} = 4 Fe{3+} + 3 O2 + 30 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Mg(NO3)2 + Na2HPO4 = MgHPO4 + Na2(NO3)2 =>
Mg(NO3)2 + Na2HPO4 = MgHPO4 + Na2(NO3)2
Ag2SO4(aq) + NaOH(aq) = Ag(OH)(s) + Na2SO4(aq) =>
Ag2SO4(aq) + 2 NaOH(aq) = 2 Ag(OH)(s) + Na2SO4(aq)
K2SO4 + FeBr3 = KBr + Fe2(SO4)3 =>
3 K2SO4 + 2 FeBr3 = 6 KBr + Fe2(SO4)3
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Na2S + K2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O + K2SO4 =>
3 Na2S + 4 K2Cr2O7 + 16 H2SO4 = 3 Na2SO4 + 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
Mg + Pb2C = MgC + Pb =>
Mg + Pb2C = MgC + 2 Pb
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
Pb(NO3) + KS = PbS + K(NO3) =>
Pb(NO3) + KS = PbS + K(NO3)
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
C5H6 + H2 = C5H12 =>
C5H6 + 3 H2 = C5H12
HBrO + HNO2 = HNO3 + Br2 + H2O =>
2 HBrO + HNO2 = HNO3 + Br2 + H2O
Cr(OH)6 = (s)CrO3(s) + H2O(l) =>
Cr(OH)6 = (s)CrO3(s) + 3 H2O(l)
MnOHCl + H2O + O2 = Mn(OH)4 + HCl =>
2 MnOHCl + 4 H2O + O2 = 2 Mn(OH)4 + 2 HCl
Pb(No3)2 + LiCl = PbCl2 + LiNo3 =>
Pb(No3)2 + 2 LiCl = PbCl2 + 2 LiNo3
K2CrO4 + NaI + H2SO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O + I2 =>
2 K2CrO4 + 6 NaI + 8 H2SO4 = 2 K2SO4 + 3 Na2SO4 + Cr2(SO4)3 + 8 H2O + 3 I2
N2O + NH3 = N + H2O =>
3 N2O + 2 NH3 = 8 N + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + P2O5 + H2O =>
Ca3(PO4)2 + 6 HNO3 = 3 Ca(NO3)2 + P2O5 + 3 H2O
Mg + CH3COOH = Mg(CH3COOH)2 =>
Mg + 2 CH3COOH = Mg(CH3COOH)2
C37H74COOH + O2 = CO2 + H2O =>
4 C37H74COOH + 223 O2 = 152 CO2 + 150 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
OCl + AgNO3 = NO4 + AgCl =>
OCl + AgNO3 = NO4 + AgCl
Co(s) + O2(g) = Co(O2)(s) =>
Co(s) + O2(g) = Co(O2)(s)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
O2 + C5H14 = C5H14O2 =>
O2 + C5H14 = C5H14O2
As2S3 + O2 = As2O3 + S2O2 =>
2 As2S3 + 6 O2 = 2 As2O3 + 3 S2O2
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
S8 + Na2SO3 + H2O = Na2S2O3*5H2O =>
S8 + 8 Na2SO3 + 40 H2O = 8 Na2S2O3*5H2O
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