Équations équilibrées la veille |
2 Li + Br2 = 2 LiBr
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
C6H7(NO2)3O5 = CO + CO2 + H2O + N2 =>
2 C6H7(NO2)3O5 = 9 CO + 3 CO2 + 7 H2O + 3 N2
{2}AI203 = {4}AI{+3}O2 =>
2{2}AI203 = {4}AI{+3}O2
NaOCl + HCl = Cl2 + NaCl + H2O =>
NaOCl + 2 HCl = Cl2 + NaCl + H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Ca + Li2S = Li + CaS =>
Ca + Li2S = 2 Li + CaS
Cl2 + Ca(OH)2 = Ca(OCl)2 + CaCl2 + H2O =>
2 Cl2 + 2 Ca(OH)2 = Ca(OCl)2 + CaCl2 + 2 H2O
AgOH + C6H5COOH = Ag + H2O + CO2 =>
30 AgOH + C6H5COOH = 30 Ag + 18 H2O + 7 CO2
AlN + KCO3 = AlCO3 + KN =>
AlN + KCO3 = AlCO3 + KN
NaCn = Na + Cn =>
NaCn = Na + Cn
Mg4 + N2 = Mg4N2 =>
Mg4 + N2 = Mg4N2
La2O3 + PbO + MgO + RuO2 + O2 = LaPbMgRuO6 =>
2 La2O3 + 4 PbO + 4 MgO + 4 RuO2 + O2 = 4 LaPbMgRuO6
(NH4)3PO4 + Fe(NO3)2 = Fe(NH4)2 + PO4(NO3)3 =>
2(NH4)3PO4 + 3 Fe(NO3)2 = 3 Fe(NH4)2 + 2 PO4(NO3)3
HBr(aq) + KOH(aq) = KBr(l) + H2O(l) =>
HBr(aq) + KOH(aq) = KBr(l) + H2O(l)
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
NiCl2 + HNO3 = HCl + Ni(NO3)2 =>
NiCl2 + 2 HNO3 = 2 HCl + Ni(NO3)2
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
Ca + Cu(NO3)2 = Ca(NO3)2 + Cu =>
Ca + Cu(NO3)2 = Ca(NO3)2 + Cu
F2 + NaBr = NaF + Br2 =>
F2 + 2 NaBr = 2 NaF + Br2
LiH + H2O = LiOH + H2 =>
LiH + H2O = LiOH + H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
SrO + N2O3 = Sr + N2O4 =>
SrO + N2O3 = Sr + N2O4
H2SO4 + NaOH = NaHSO4 + H2O =>
H2SO4 + NaOH = NaHSO4 + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
WO3 + Na2CO3 = Na2WO4 + CO2 =>
WO3 + Na2CO3 = Na2WO4 + CO2
H(s) + O(s) = H(s)O(s) =>
H(s) + O(s) = H(s)O(s)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
NH4Fe(SO4)2 + NaOH = NH4OH + Fe(OH)3 + Na2SO4 =>
NH4Fe(SO4)2 + 4 NaOH = NH4OH + Fe(OH)3 + 2 Na2SO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
K2O + H2SO4 = H2O + K2SO4 =>
K2O + H2SO4 = H2O + K2SO4
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Pb(s) + HCl(aq) = PbCl2(s) + H2(g) =>
Pb(s) + 2 HCl(aq) = PbCl2(s) + H2(g)
HCl + Zh = Cl + ZhH =>
HCl + Zh = Cl + ZhH
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
CH2CH2 + HCl = CH3CH2Cl =>
CH2CH2 + HCl = CH3CH2Cl
CH3CHBrCH3 + NaOH = CH3CHCH2 + NaBr + H2O =>
CH3CHBrCH3 + NaOH = CH3CHCH2 + NaBr + H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(C7H5O3)3 + NaOH = Fe(OH)3 + Na(C7H5O3) =>
Fe(C7H5O3)3 + 3 NaOH = Fe(OH)3 + 3 Na(C7H5O3)
FeBr2 + Cl2 = FeBr3 + FeCl3 =>
6 FeBr2 + 3 Cl2 = 4 FeBr3 + 2 FeCl3
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