Équations équilibrées la veille |
2 Ca + 2 HOH = 2 CaH + O2H2
H + Cu = H2Cu =>
2 H + Cu = H2Cu
MgCO3 + BaCl2 = MgCl2 + BaCO3 =>
MgCO3 + BaCl2 = MgCl2 + BaCO3
FeS2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS2 + 14 H2SO4 = Fe2(SO4)3 + 15 SO2 + 14 H2O
SiO2 + KOH + Li = KLiSiO3 + SiH4 + H2O =>
9 SiO2 + 8 KOH + 8 Li = 8 KLiSiO3 + SiH4 + 2 H2O
Ca(SO4) + Al(Cl)3 = Ca(Cl)2 + Al2(SO4)3 =>
3 Ca(SO4) + 2 Al(Cl)3 = 3 Ca(Cl)2 + Al2(SO4)3
Zn3(PO4)2 + H2O = ZnO + H3PO4 =>
Zn3(PO4)2 + 3 H2O = 3 ZnO + 2 H3PO4
Ca + HOH = CaH + O2H2 =>
2 Ca + 2 HOH = 2 CaH + O2H2
Li + O2 = LiO2 =>
Li + O2 = LiO2
Ca{2+} + S{-2} = CaS =>
Ca{2+} + S{-2} = CaS
Be(OH)2 + K2O + H2O = K2[Be(OH)4] =>
Be(OH)2 + K2O + H2O = K2[Be(OH)4]
BaCl2 + K2CO2 = BaCO2 + KCl =>
BaCl2 + K2CO2 = BaCO2 + 2 KCl
NaCl + NaI + H2SO4 + N2H8S2O8 = IClSO4 + Na2H2O + N2H8S2O7 =>
NaCl + NaI + H2SO4 + N2H8S2O8 = IClSO4 + Na2H2O + N2H8S2O7
H + Cu = H2Cu =>
2 H + Cu = H2Cu
MgMgCl2 = Mg2Cl2 =>
MgMgCl2 = Mg2Cl2
Zn3(PO4)2 + H2O = ZnO + H3PO4 =>
Zn3(PO4)2 + 3 H2O = 3 ZnO + 2 H3PO4
CH3Cl + NaI = CH3I + NaCl =>
CH3Cl + NaI = CH3I + NaCl
NaCl + NaI + H2SO4 + N2H8S2O8 = IClSO4 + Na2H2O + N2H8S2O7 =>
NaCl + NaI + H2SO4 + N2H8S2O8 = IClSO4 + Na2H2O + N2H8S2O7
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
Al + FeSO4 + H2O = Al2(SO4)3 + Fe(OH)2 + H2 =>
2 Al + 3 FeSO4 + 6 H2O = Al2(SO4)3 + 3 Fe(OH)2 + 3 H2
HBrKHCO3 = H2OKBrCO2 =>
HBrKHCO3 = H2OKBrCO2
UF4 + Ca = U + CaF2 =>
UF4 + 2 Ca = U + 2 CaF2
CH2OHCH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
CH2OHCH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
Al2 + Cl3 + K3PO4 = AlPO4 + KCl =>
Al2 + 2 Cl3 + 2 K3PO4 = 2 AlPO4 + 6 KCl
Pb{2+} + Mn = Mn{2+} + Pb =>
Pb{2+} + Mn = Mn{2+} + Pb
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Al + (C2H3O2) = Al(C2H3O2) =>
Al + (C2H3O2) = Al(C2H3O2)
Mg + O2 = Mg(O2) =>
Mg + O2 = Mg(O2)
MgHPO4 = Mg2P2O7 + H2O =>
2 MgHPO4 = Mg2P2O7 + H2O
NaCl + NaI + H2SO4 + N2H8S2O8 = IClSO4 + Na2H2O + N2H8S2O7 =>
NaCl + NaI + H2SO4 + N2H8S2O8 = IClSO4 + Na2H2O + N2H8S2O7
H2O2H2O = H2O + O2 =>
2 H2O2H2O = 4 H2O + O2
Zn3(PO4)2 + H2O = ZnO + H3PO4 =>
Zn3(PO4)2 + 3 H2O = 3 ZnO + 2 H3PO4
CH3Cl + NaI = CH3I + NaCl =>
CH3Cl + NaI = CH3I + NaCl
W + Cu2O = Cu + WO2 =>
W + 2 Cu2O = 4 Cu + WO2
Ca3Al2(OH)12 = CaO + Al2O3 + H2O =>
Ca3Al2(OH)12 = 3 CaO + Al2O3 + 6 H2O
Fe2(SO4)3 + H2O = Fe(OH)3 + H2SO4 =>
Fe2(SO4)3 + 6 H2O = 2 Fe(OH)3 + 3 H2SO4
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 3 S + 7 H2O
KOH + (NH4)3PO4 = H2O + K3PO4 + NH3 =>
3 KOH + (NH4)3PO4 = 3 H2O + K3PO4 + 3 NH3
BeCl2 + Na2CO3 + H2O = NaCl + Be(OH)2*BeCO3 + CO2 =>
2 BeCl2 + 2 Na2CO3 + H2O = 4 NaCl + Be(OH)2*BeCO3 + CO2
N2 + H2 + O2 = NH4OH =>
N2 + 5 H2 + O2 = 2 NH4OH
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na6(SO4)3 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + Na6(SO4)3
C7H5NaO2 + O = CO2 + H2O + Na2O =>
2 C7H5NaO2 + 30 O = 14 CO2 + 5 H2O + Na2O
FeNO32Na2S = FeSNa2NO32 =>
FeNO32Na2S = FeSNa2NO32
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Na + NHO3 = NaNO3 + H2 =>
2 Na + 2 NHO3 = 2 NaNO3 + H2
(CH3)3N + HCl = (CH3)3NCl + H =>
(CH3)3N + HCl = (CH3)3NCl + H
Sc = Sc2 =>
2 Sc = Sc2
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na6(SO4)3 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + Na6(SO4)3
FeSO4 + O2 + H2SO4 = Fe2(SO4)3 + H2O =>
4 FeSO4 + O2 + 2 H2SO4 = 2 Fe2(SO4)3 + 2 H2O
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
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