Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Hg + 62 HNO3 = 3 HgNO32 + 59 NO + 31 H2O
Si(OC2H5)4 + NH4OH = SiO2 + C2H5OH + NH4 + O2 =>
Si(OC2H5)4 + 4 NH4OH = SiO2 + 4 C2H5OH + 4 NH4 + O2
MgO + Na2SO4 = Na2O + MgSO4 =>
MgO + Na2SO4 = Na2O + MgSO4
K2CO3 + CO2 + H2O = KHCO3 =>
K2CO3 + CO2 + H2O = 2 KHCO3
Ni3(PO4)2 + HCl = NiCl2 + H3(PO4) =>
Ni3(PO4)2 + 6 HCl = 3 NiCl2 + 2 H3(PO4)
ZnP + Li = ZnLi + P =>
ZnP + Li = ZnLi + P
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
PtCl4 + HCl = H2[PtCl6] =>
PtCl4 + 2 HCl = H2[PtCl6]
Zn + KNO3 + H2O = Zn(OH)2 + NH3 + KOH =>
4 Zn + KNO3 + 6 H2O = 4 Zn(OH)2 + NH3 + KOH
FeSO4 + KOH = Fe(OH)3 + K3SO4 =>
FeSO4 + 3 KOH = Fe(OH)3 + K3SO4
Zn + Ca(NO3)2 = Zn(NO3)2 + Ca =>
Zn + Ca(NO3)2 = Zn(NO3)2 + Ca
C2H5OHHCOOH = H2OHCOOC2H5 =>
C2H5OHHCOOH = H2OHCOOC2H5
C4H11N + HCl = C4H11NH + Cl =>
C4H11N + HCl = C4H11NH + Cl
H2NCO2NH4 = CO2 + NH3 =>
H2NCO2NH4 = CO2 + 2 NH3
C2H6 + NO2 = CO2 + H2O + N =>
2 C2H6 + 7 NO2 = 4 CO2 + 6 H2O + 7 N
C4H6O6 + H2O2 = H2O + CO2 =>
C4H6O6 + 5 H2O2 = 8 H2O + 4 CO2
Na165Al165Si35O400 + Ca200Fe147Al53O500 = Ca200Al200Si100O700 + Na170Al170Si30O400 + Ca200Fe163Al37O500 =>
272 Na165Al165Si35O400 + 163 Ca200Fe147Al53O500 = 16 Ca200Al200Si100O700 + 264 Na170Al170Si30O400 + 147 Ca200Fe163Al37O500
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2 =>
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2
K + H2O = KOH + H =>
K + H2O = KOH + H
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
I2 + NaF = IF + Na =>
I2 + 2 NaF = 2 IF + 2 Na
Br + KI = KBr + I2 =>
2 Br + 2 KI = 2 KBr + I2
K4P2O7 + H2O = KOH + H3PO4 =>
K4P2O7 + 5 H2O = 4 KOH + 2 H3PO4
PbS2 + PbO = Pb + SO2 =>
PbS2 + 4 PbO = 5 Pb + 2 SO2
X2O3 + CO = X + CO2 =>
X2O3 + 3 CO = 2 X + 3 CO2
Ag + Cl + H2O = AgO + HCl =>
Ag + 2 Cl + H2O = AgO + 2 HCl
Li2SO4 + SrCl2 = LiCl + SrSO4 =>
Li2SO4 + SrCl2 = 2 LiCl + SrSO4
Cu + W2O = W2 + Cu(OW)2 =>
Cu + 2 W2O = W2 + Cu(OW)2
Ba(C2H3O2)2 + H2SO4 = BaSO4 + C2H4O2 =>
Ba(C2H3O2)2 + H2SO4 = BaSO4 + 2 C2H4O2
Ba(OH)2(s) + HCl(aq) = H2O(aq) + BaCl2(aq) =>
Ba(OH)2(s) + 2 HCl(aq) = 2 H2O(aq) + BaCl2(aq)
C18H38 = C10H22 + C8H16 =>
C18H38 = C10H22 + C8H16
AlO + H2O = Al(OH)3 + H2 =>
2 AlO + 4 H2O = 2 Al(OH)3 + H2
K + CO3 = K2CO3 =>
2 K + CO3 = K2CO3
Na2B4O7 + H2O + HCl = NaCl + H3BO3 =>
Na2B4O7 + 5 H2O + 2 HCl = 2 NaCl + 4 H3BO3
C3H7COOH + NaOH = C3H7COONa + H2O =>
C3H7COOH + NaOH = C3H7COONa + H2O
Cu(g) + F(g) = CuF(g) =>
Cu(g) + F(g) = CuF(g)
Mg(OH)2(aq) + HBr(aq) = MgBr2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HBr(aq) = MgBr2(aq) + 2 H2O(l)
CUS + HNO3 = CU(NO3)2 + S + NO + H2O =>
3 CUS + 8 HNO3 = 3 CU(NO3)2 + 3 S + 2 NO + 4 H2O
MgO + Zn = Mg + ZnO =>
MgO + Zn = Mg + ZnO
CH3CH2OH + CUO = CH3COH + CU + H2O =>
CH3CH2OH + CUO = CH3COH + CU + H2O
NH3NO3 + Pb(ClO4)2 = Pb(NO3)2 + NH3ClO4 =>
2 NH3NO3 + Pb(ClO4)2 = Pb(NO3)2 + 2 NH3ClO4
Be(NO3)2 + NaOH = Be(OH)2 + Na(NO3) =>
Be(NO3)2 + 2 NaOH = Be(OH)2 + 2 Na(NO3)
Ca + Fe(NO)2 = Ca(NO) + Fe =>
2 Ca + Fe(NO)2 = 2 Ca(NO) + Fe
Al2(SO4)3 + K3(PO4) = K3(SO4)3 + Al2(PO4) =>
Al2(SO4)3 + K3(PO4) = K3(SO4)3 + Al2(PO4)
Ca(OH)2 + Br2 = Ca(BrO)2 + CaBr2 + H2O =>
2 Ca(OH)2 + 2 Br2 = Ca(BrO)2 + CaBr2 + 2 H2O
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
HBr(aq) + Li2CO3(aq) = H2CO3 + LiBr =>
2 HBr(aq) + Li2CO3(aq) = H2CO3 + 2 LiBr
NO + H2 = NH3 + H2O =>
2 NO + 5 H2 = 2 NH3 + 2 H2O
AgCl = Ag + Cl =>
AgCl = Ag + Cl
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