Équations équilibrées la veille |
H2CO3 = CO2 + H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Ag2SO4 + KOH = Ag(OH) + K2SO4 =>
Ag2SO4 + 2 KOH = 2 Ag(OH) + K2SO4
Ag2CO3 + HCl = AgCl + CO2 + H2O =>
Ag2CO3 + 2 HCl = 2 AgCl + CO2 + H2O
Fe(SO4)3 + AgNO3 = Fe(NO3)3 + AgSO4 =>
Fe(SO4)3 + 3 AgNO3 = Fe(NO3)3 + 3 AgSO4
HCI = H2 + CI =>
2 HCI = H2 + 2 CI
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
BSe = B2Se2 =>
2 BSe = B2Se2
Y2 + Ba(OH)2 = BaY2 + BaYO2 + H2O =>
3 Y2 + 4 Ba(OH)2 = 2 BaY2 + 2 BaYO2 + 4 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
C2H5NO2 + C5H11NO2 = C7H14N2O3 + H2O =>
C2H5NO2 + C5H11NO2 = C7H14N2O3 + H2O
BaCl2 + Al2(SO4)3 = AlCl3 + Ba + SO4 =>
3 BaCl2 + Al2(SO4)3 = 2 AlCl3 + 3 Ba + 3 SO4
Pb2 + Hg = PbHg =>
Pb2 + 2 Hg = 2 PbHg
MnO2 + CO = Mn2O3 + CO2 = Mn2O3 + Co2 =>
2 MnO2 + CO = Mn2O3 + CO2
NaHSO4Ba(OH)2 = BaSO4NaOHH2O =>
NaHSO4Ba(OH)2 = BaSO4NaOHH2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn + SnCl2 = ZnCl2 + Sn =>
Zn + SnCl2 = ZnCl2 + Sn
AgNO3 = Ag2 + N2 + O2 =>
2 AgNO3 = Ag2 + N2 + 3 O2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Co(NO3)2*6H2O + Fe(NO3)3*9H2O + C2H5NO2 = CoFe2O4 + H2O + CO2 + N2 =>
9 Co(NO3)2*6H2O + 18 Fe(NO3)3*9H2O + 40 C2H5NO2 = 9 CoFe2O4 + 316 H2O + 80 CO2 + 56 N2
Zn + NaOH + NaNO3 = ZnO + NH4OH + Na =>
7 Zn + 5 NaOH + NaNO3 = 7 ZnO + NH4OH + 6 Na
Ca + H2O = CaO*H2 =>
Ca + H2O = CaO*H2
ClO + H2O = OH + HCl =>
ClO + 2 H2O = 3 OH + HCl
H2S + MnO4 + HCl = S + MnCl2 + H2O =>
3 H2S + MnO4 + 2 HCl = 3 S + MnCl2 + 4 H2O
Hg2S2 = Hg + S2 =>
Hg2S2 = 2 Hg + S2
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(S04)3 + Na2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 42 Na2SO3 + 13 H2SO4 = Cr2(S04)3 + 42 Na2SO4 + K2SO4 + 13 H2O
NaOH(s) = Na2O(s) + H2O(l) =>
2 NaOH(s) = Na2O(s) + H2O(l)
NaH2O = NaOHH =>
NaH2O = NaOHH
N2O2 = N2(O2) =>
N2O2 = N2(O2)
Ag2SO4 + KOH = Ag(OH) + K2SO4 =>
Ag2SO4 + 2 KOH = 2 Ag(OH) + K2SO4
H2SO4(aq) + NaOH(g) = Na2SO4 + H2O(l) =>
H2SO4(aq) + 2 NaOH(g) = Na2SO4 + 2 H2O(l)
KCl2 = K + Cl2 =>
KCl2 = K + Cl2
MgOH2O = Mg(OH)2 =>
MgOH2O = Mg(OH)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2O(s) + HI(aq) = KI(aq) + H2O(l) =>
K2O(s) + 2 HI(aq) = 2 KI(aq) + H2O(l)
C3H5N3O9 = CO2 + H2O + N2 + NO =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 5 N2 + 2 NO
C18H38Cl2 = C18H37ClHCl =>
C18H38Cl2 = C18H37ClHCl
CH4(g) + Cl2(g) = CHCl3 + HCl =>
CH4(g) + 3 Cl2(g) = CHCl3 + 3 HCl
KCl + AgClO = AgCl + KClO3 =>
KCl + 3 AgClO = 3 AgCl + KClO3
Fe3 + Cl4H2O = FeCl6 + H2O =>
2 Fe3 + 9 Cl4H2O = 6 FeCl6 + 9 H2O
I + P + H + O2 + Ne = IPHO2Ne =>
I + P + H + O2 + Ne = IPHO2Ne
CoCl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)6]Cl3 + HHO =>
2 CoCl2 + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]Cl3 + 2 HHO
Fe + Ag = Fe2Ag =>
2 Fe + Ag = Fe2Ag
Ca(OH)2 + Al(OH)3 = CaAl(OH)5 =>
Ca(OH)2 + Al(OH)3 = CaAl(OH)5
Ni3 + TiSe2 = Ni2Se3 + Ti4 =>
16 Ni3 + 36 TiSe2 = 24 Ni2Se3 + 9 Ti4
NaBr + C2H6O = C2H5Br + NaOH =>
NaBr + C2H6O = C2H5Br + NaOH
NaHCo3 + HCl = H2Co3 + NaCl =>
NaHCo3 + HCl = H2Co3 + NaCl
Ag2SO4 + KOH = Ag(OH) + K2SO4 =>
Ag2SO4 + 2 KOH = 2 Ag(OH) + K2SO4
KOH(aq) + ZnSO4(aq) = K2SO4(aq) + Zn(OH)2 =>
2 KOH(aq) + ZnSO4(aq) = K2SO4(aq) + Zn(OH)2
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