Équations équilibrées la veille |
Na2O + 2 HCl = 2 NaCl + H2O
Cr2(SO4)3 + Li = Li(SO4) + Cr =>
Cr2(SO4)3 + 3 Li = 3 Li(SO4) + 2 Cr
N2O3 + Ca(OH)2 = Ca(OH)NO2 + H2O =>
N2O3 + 2 Ca(OH)2 = 2 Ca(OH)NO2 + H2O
Zn + S8 = Zn8S =>
64 Zn + S8 = 8 Zn8S
HNO3 + NH4OH = (NH4)2NO3 + H2O =>
7 HNO3 + 17 NH4OH = 8(NH4)2NO3 + 14 H2O
H2 + (SO4) + CaF2 = HF + Ca(SO4) =>
H2 + (SO4) + CaF2 = 2 HF + Ca(SO4)
Na3(PO4) + BaCl = NaCl + Ba3(PO4) =>
Na3(PO4) + 3 BaCl = 3 NaCl + Ba3(PO4)
Cr(SO4)3 + Ca(NO3)2 = Ca(SO4)2 + Cr(NO3)3 =>
2 Cr(SO4)3 + 3 Ca(NO3)2 = 3 Ca(SO4)2 + 2 Cr(NO3)3
FeCl3 + KSCN = K2[Fe(SCN)6] + KCl + FeCl2 =>
2 FeCl3 + 6 KSCN = K2[Fe(SCN)6] + 4 KCl + FeCl2
C9H8O4(aq) + NaHCO3(aq) = C9H7O4Na(aq) + H2O(l) + CO2(g) =>
C9H8O4(aq) + NaHCO3(aq) = C9H7O4Na(aq) + H2O(l) + CO2(g)
SbCl3 + Cu = CuCl + Sb =>
SbCl3 + 3 Cu = 3 CuCl + Sb
Mg(s)Zn(NO3)2(aq) = Mg(NO3)2(aq)Zn(s) =>
Mg(s)Zn(NO3)2(aq) = Mg(NO3)2(aq)Zn(s)
Mg(s)Pb(NO3)2(aq) = Mg(NO3)2Pb =>
Mg(s)Pb(NO3)2(aq) = Mg(NO3)2Pb
Cr + SnBr2 = CrBr2 + Sn =>
Cr + SnBr2 = CrBr2 + Sn
Pb(C2H3O2)2 + AlI3 = PbI2 + Al(C2H3O2)3 =>
3 Pb(C2H3O2)2 + 2 AlI3 = 3 PbI2 + 2 Al(C2H3O2)3
Mg(s)ZnCl2 = ZnMgCl2 =>
Mg(s)ZnCl2 = ZnMgCl2
Na(OH) + Cl2 = NaCl + H2O + NaClO =>
2 Na(OH) + Cl2 = NaCl + H2O + NaClO
Li2S + H2O = LiHS + LiOH =>
Li2S + H2O = LiHS + LiOH
(NO3)2Pb + KI = PbI2 + (KNO3) =>
(NO3)2Pb + 2 KI = PbI2 + 2(KNO3)
Fe(s) + CoS(aq) = Co + Fe2S3 =>
2 Fe(s) + 3 CoS(aq) = 3 Co + Fe2S3
C3H6 + Br = BrH + C =>
C3H6 + 6 Br = 6 BrH + 3 C
Zn + FeCl2 = Fe + ZnCl2 =>
Zn + FeCl2 = Fe + ZnCl2
Mg + CoCl3 = MgCl2 + Co =>
3 Mg + 2 CoCl3 = 3 MgCl2 + 2 Co
C5H5N + NH3 = C5H4N + NH4 =>
C5H5N + NH3 = C5H4N + NH4
Mn + O2 + H2O = MnOHO =>
4 Mn + 3 O2 + 2 H2O = 4 MnOHO
Cu2CO3 + HCl = CuCl + H2O + CO2 =>
Cu2CO3 + 2 HCl = 2 CuCl + H2O + CO2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
AgNo3 + NaI = AgI + No3Na =>
AgNo3 + NaI = AgI + No3Na
Li2CO3 + (NH4)2SO4 = Li2(NH4)2 + CO3SO4 =>
Li2CO3 + (NH4)2SO4 = Li2(NH4)2 + CO3SO4
C3H6O2 + CaCO3 = Ca(CH3CH2COO)2 + CO2 + H2O =>
2 C3H6O2 + CaCO3 = Ca(CH3CH2COO)2 + CO2 + H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Ca(OH)2 + H2Se = H2O + Ca(HSe)2 =>
Ca(OH)2 + 2 H2Se = 2 H2O + Ca(HSe)2
Mg + NiBr2 = Ni + MgBr2 =>
Mg + NiBr2 = Ni + MgBr2
Mg + Na2CO3 = MgCO3 + Na =>
Mg + Na2CO3 = MgCO3 + 2 Na
AIO2{-} + Na{+} = NaAIO2 =>
AIO2{-} + Na{+} = NaAIO2
CO3{-2} + HCl = CHO3{-} + Cl{-} =>
CO3{-2} + HCl = CHO3{-} + Cl{-}
I2 + (S2O3){2-} + H2O = I{-} + (SO4){2-} + H{+} =>
4 I2 + (S2O3){2-} + 5 H2O = 8 I{-} + 2(SO4){2-} + 10 H{+}
C2H4 + HCl = C2H6Cl2 =>
C2H4 + 2 HCl = C2H6Cl2
Mg0Cl2 + Na2CO3 = NaCl + MgCO3 =>
Mg0Cl2 + Na2CO3 = 2 NaCl + MgCO3
CaC2O4(aq) + KMnO4(aq) + H2SO4(aq) = CaSO4(s) + K2SO4(aq) + MnSO4(aq) + H2O(l) + CO2(g) =>
5 CaC2O4(aq) + 2 KMnO4(aq) + 8 H2SO4(aq) = 5 CaSO4(s) + K2SO4(aq) + 2 MnSO4(aq) + 8 H2O(l) + 10 CO2(g)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C2O2H4 + CH3OH = C3O2H6 + H2O =>
C2O2H4 + CH3OH = C3O2H6 + H2O
CuSO4*5H2O(s) = CuSO4(s) + H2O(g) =>
CuSO4*5H2O(s) = CuSO4(s) + 5 H2O(g)
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
AgNO3(aq) + K2CO3(aq) = Ag2CO3(so) + KNO3(aq) =>
2 AgNO3(aq) + K2CO3(aq) = Ag2CO3(so) + 2 KNO3(aq)
KSCN + MnO2 + HCl = KCl + MnCl2 + CO2 + N2 + SO2 + H2O =>
2 KSCN + 9 MnO2 + 20 HCl = 2 KCl + 9 MnCl2 + 2 CO2 + N2 + 2 SO2 + 10 H2O
C6H5COOK + KOH = C6H6K2CO3 =>
C6H5COOK + KOH = C6H6K2CO3
PbS + H2SO4 = H2S + PbSO4 =>
PbS + H2SO4 = H2S + PbSO4
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