Équations équilibrées la veille |
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ca(HSO3)2 + H2SO4 = CaSO4H + SO2 + H2O =>
2 Ca(HSO3)2 + H2SO4 = 2 CaSO4H + 3 SO2 + 2 H2O
C2H2O2 + HNO3 = C2H2O3 + NO + H2O =>
3 C2H2O2 + 2 HNO3 = 3 C2H2O3 + 2 NO + H2O
CN = C + N =>
CN = C + N
C20H14O4 + NaOH + HCl = NaOHC20H14O4HCl =>
C20H14O4 + NaOH + HCl = NaOHC20H14O4HCl
KHCO3 + HNO3 = KHNO3 + HCO3 =>
KHCO3 + HNO3 = KHNO3 + HCO3
CuOSO2 = CuSO3 =>
CuOSO2 = CuSO3
Sn + HNO3 + HCl = H2SnCl6 + NO + H2O =>
3 Sn + 4 HNO3 + 18 HCl = 3 H2SnCl6 + 4 NO + 8 H2O
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
Ni(H2O)6Cl2 + NH4OH = Ni(NH3)6Cl2 + H2O =>
Ni(H2O)6Cl2 + 6 NH4OH = Ni(NH3)6Cl2 + 12 H2O
H2O + Br2 = HBr + HBrO3 =>
3 H2O + 3 Br2 = 5 HBr + HBrO3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HCl + HNO3 + Sn = SnCl4 + NO2 + NO + H2O =>
4 HCl + 2 HNO3 + Sn = SnCl4 + NO2 + NO + 3 H2O
CoPO4 + Fe(NO3)2 = Co(NO3)3 + Fe3(PO4)2 =>
2 CoPO4 + 3 Fe(NO3)2 = 2 Co(NO3)3 + Fe3(PO4)2
FeCl3 + Na2SO4 = FeSO4 + Na2Cl3 =>
FeCl3 + Na2SO4 = FeSO4 + Na2Cl3
Al + H{-}1 + NO3{-}1 + H2O = AlO2{-}1 + NH3 =>
2 Al + H{-}1 + NO3{-}1 + H2O = 2 AlO2{-}1 + NH3
CaCl2 + CaSO4 = Ca + Cl2SO4 =>
CaCl2 + CaSO4 = 2 Ca + Cl2SO4
HCOOH + KHCO3 = KHCOO + H2O + CO2 =>
HCOOH + KHCO3 = KHCOO + H2O + CO2
(Co(NH3)6)Cl3 = CoCl2 + NH4Cl + N2 + NH3 =>
6(Co(NH3)6)Cl3 = 6 CoCl2 + 6 NH4Cl + N2 + 28 NH3
KIO3 + KI + H2SO4 = I2 + K2SO4 + H2O4 =>
4 KIO3 + 2 KI + 3 H2SO4 = 3 I2 + 3 K2SO4 + 3 H2O4
Mn(OH)2 + H3O = H2O + Mn =>
Mn(OH)2 + 2 H3O = 4 H2O + Mn
Ti + HBr = TiBr + H2 =>
2 Ti + 2 HBr = 2 TiBr + H2
Sn + HNO3 + HCl = SnCl4 + NO + H2O =>
3 Sn + 4 HNO3 + 12 HCl = 3 SnCl4 + 4 NO + 8 H2O
HN3 + CO2 = N2O + HCNO =>
HN3 + CO2 = N2O + HCNO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P3Cl = P + Cl2 =>
2 P3Cl = 6 P + Cl2
Fe3(PO4)2 + NaHCO3 = Fe(HCO3)2 + Na3PO4 =>
Fe3(PO4)2 + 6 NaHCO3 = 3 Fe(HCO3)2 + 2 Na3PO4
Hg2 + O2 = Hg2(O2)2 =>
Hg2 + 2 O2 = Hg2(O2)2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Li2SO4*H2O + Pr2(SO4)3*8H2O = LiPr(SO4)2 + H2O =>
Li2SO4*H2O + Pr2(SO4)3*8H2O = 2 LiPr(SO4)2 + 9 H2O
Cr2(SO4)3 + Al = CrSO4 + Al2(SO4)3 =>
3 Cr2(SO4)3 + 2 Al = 6 CrSO4 + Al2(SO4)3
Ti + HBr = TiBr + H2 =>
2 Ti + 2 HBr = 2 TiBr + H2
KHCO3 + HNO3 = KHNO3 + HCO3 =>
KHCO3 + HNO3 = KHNO3 + HCO3
P3Cl = P + Cl2 =>
2 P3Cl = 6 P + Cl2
HN3 + CO2 = N2O + HCNO =>
HN3 + CO2 = N2O + HCNO
Ba(OH)2 + NaNO3 = Ba(NO3)2 + Na(OH) =>
Ba(OH)2 + 2 NaNO3 = Ba(NO3)2 + 2 Na(OH)
Cr2(SO4)3 + KOH = K2SO4 + Cr(OH)3 =>
Cr2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Cr(OH)3
H2 + SiCl2H2 + AsH3 = AsSiCl2H6 =>
H2 + 2 SiCl2H2 + 2 AsH3 = 2 AsSiCl2H6
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Sr + N = Sr3N2 =>
3 Sr + 2 N = Sr3N2
CI + O2 = CIO7 =>
2 CI + 7 O2 = 2 CIO7
P3Cl = P + Cl2 =>
2 P3Cl = 6 P + Cl2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
HN3 + CO2 = N2O + HCNO =>
HN3 + CO2 = N2O + HCNO
Hg + HNO3 + HCl = H2O + HgCl2 + NO =>
3 Hg + 2 HNO3 + 6 HCl = 4 H2O + 3 HgCl2 + 2 NO
HN3 + CO2 = N2O + HCNO =>
HN3 + CO2 = N2O + HCNO
P3Cl = P + Cl2 =>
2 P3Cl = 6 P + Cl2
Ti + HBr = TiBr + H2 =>
2 Ti + 2 HBr = 2 TiBr + H2
KHCO3 + HNO3 = KHNO3 + HCO3 =>
KHCO3 + HNO3 = KHNO3 + HCO3
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