Équations équilibrées la veille |
CaCl2 + (NH4)2C2O4 = CaC2O4 + (NH4)2Cl2
Ag2O + NaOH = AgOH + Na2O =>
Ag2O + 2 NaOH = 2 AgOH + Na2O
H3PO4Pt = H3PtPO4 =>
H3PO4Pt = H3PtPO4
I2 + KCl + H2O + N2 = HNO2 + KI + HCl =>
3 I2 + 6 KCl + 4 H2O + N2 = 2 HNO2 + 6 KI + 6 HCl
CaCO3 + ZrO2 + SiO2 = CaZrSi2O7 + CO2 =>
CaCO3 + ZrO2 + 2 SiO2 = CaZrSi2O7 + CO2
HCl + Hg2(NO3)2 = H(NO3)2 + Hg2Cl =>
HCl + Hg2(NO3)2 = H(NO3)2 + Hg2Cl
NaCH3COO + H2SO4 = CH3COOH + NaHSO4 =>
NaCH3COO + H2SO4 = CH3COOH + NaHSO4
Fe(IO3)3 + Mg(IO3)2 = Fe(IO3)2 + Mg(IO3)3 =>
Fe(IO3)3 + Mg(IO3)2 = Fe(IO3)2 + Mg(IO3)3
H2O2 + Cr(OH)3{-} + OH{-} = CrO4{2-} + H2O =>
2 H2O2 + Cr(OH)3{-} + OH{-} = CrO4{2-} + 4 H2O
Ca(NO3)2(aq) + NaCl(aq) = CaCl2(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + 2 NaCl(aq) = CaCl2(aq) + 2 NaNO3(aq)
C2H5OH + H2SO4 = (C2H5)2O + H2SO4H2O =>
2 C2H5OH + H2SO4 = (C2H5)2O + H2SO4H2O
Zn2 + LiCl = Zn2Cl + Li =>
Zn2 + LiCl = Zn2Cl + Li
Li3N = Li + N2 =>
2 Li3N = 6 Li + N2
H2O2 + H2SO4 = H2O + H2SO5 =>
H2O2 + H2SO4 = H2O + H2SO5
Ca(NO3)2 + CoSO4 = CaSO4 + Co(NO3)2 =>
Ca(NO3)2 + CoSO4 = CaSO4 + Co(NO3)2
Fe2O3 + NaOH = NaFeO2 + H2O =>
Fe2O3 + 2 NaOH = 2 NaFeO2 + H2O
Fe(OH)3 + HL = FeL3 + H2O =>
Fe(OH)3 + 3 HL = FeL3 + 3 H2O
Al + PtCl2 = AlCl3 + Pt =>
2 Al + 3 PtCl2 = 2 AlCl3 + 3 Pt
FeS + Br2 = FeBr + S =>
2 FeS + Br2 = 2 FeBr + 2 S
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca + NdF3 = Nd + CaF2 =>
3 Ca + 2 NdF3 = 2 Nd + 3 CaF2
NH3*H2O + CO2 = NH4HCO3 =>
NH3*H2O + CO2 = NH4HCO3
OH{-} + Se + Cr(OH)3 = Cr + SeO3{2-} + H2O =>
6 OH{-} + 3 Se + 4 Cr(OH)3 = 4 Cr + 3 SeO3{2-} + 9 H2O
Fe(NO3)3 + K3PO4 = FePO4 + KNO3 =>
Fe(NO3)3 + K3PO4 = FePO4 + 3 KNO3
Al + HCl = (AlCl3)2 + H2 =>
2 Al + 6 HCl = (AlCl3)2 + 3 H2
C4H10O + NaBr + H2SO4 = C4H9Br + NaHSO4 + H2O =>
C4H10O + NaBr + H2SO4 = C4H9Br + NaHSO4 + H2O
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
C12H11O2 + O2 = CO2 + H2O =>
4 C12H11O2 + 55 O2 = 48 CO2 + 22 H2O
MgI2(aq) + Br2(g) = MgBr2(aq) + I2(s) =>
MgI2(aq) + Br2(g) = MgBr2(aq) + I2(s)
Mg(C2H3O2)2 + Na2SO4 = MgSO4 + NaC2H3O2 =>
Mg(C2H3O2)2 + Na2SO4 = MgSO4 + 2 NaC2H3O2
KNO3 + I2 + HCl = H2O + KICl4 + NO =>
2 KNO3 + I2 + 8 HCl = 4 H2O + 2 KICl4 + 2 NO
CuSO4*5H2O + K2C2O4*H2O = K2[Cu(C2O4)2(H2O)2] + K2SO4 + H2O =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2[Cu(C2O4)2(H2O)2] + K2SO4 + 5 H2O
C4H4N3O3NH2 + H2O = C4H4N3O3NH3 + OH =>
C4H4N3O3NH2 + H2O = C4H4N3O3NH3 + OH
Hg(NO3)2 + Na3PO4 = Na3(NO3)2 + PO4Hg =>
Hg(NO3)2 + Na3PO4 = Na3(NO3)2 + PO4Hg
SO2 + NaCr2O7 + H2SO4 = NaSO4 + Cr2(SO4)3 + H2O =>
3 SO2 + NaCr2O7 + H2SO4 = NaSO4 + Cr2(SO4)3 + H2O
Al1O2 = AlO2 =>
Al1O2 = AlO2
TiCl4 + Ti = TiCl3 =>
3 TiCl4 + Ti = 4 TiCl3
W + O2 = WO2 =>
W + O2 = WO2
Re + W = ReW =>
Re + W = ReW
CaCO3(s) + NaCl(s) + H2O(l) = NaOH + CaCl2 + CO2 =>
CaCO3(s) + 2 NaCl(s) + H2O(l) = 2 NaOH + CaCl2 + CO2
Fe(OH)3 + Na2SO4 = Fe(OH)SO4 + NaOH =>
Fe(OH)3 + Na2SO4 = Fe(OH)SO4 + 2 NaOH
P4 + SO2 = PS2 + PO2 =>
3 P4 + 8 SO2 = 4 PS2 + 8 PO2
NaMnO4 + FeCl2 + NaOH = Na2MnO4 + Fe(OH)3 + NaCl =>
NaMnO4 + FeCl2 + 3 NaOH = Na2MnO4 + Fe(OH)3 + 2 NaCl
Na + CuCO3 = NaCO3 + Cu =>
Na + CuCO3 = NaCO3 + Cu
PN = P3N3 =>
3 PN = P3N3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuF2 + Al3 = AlF3 + Cu2 =>
18 CuF2 + 4 Al3 = 12 AlF3 + 9 Cu2
Fe2S3 + O2 = FeO + SO2 =>
Fe2S3 + 4 O2 = 2 FeO + 3 SO2
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