Équations équilibrées la veille |
K2S + 2 HCl = H2S + 2 KCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
I + Cl = I2Cl6 =>
2 I + 6 Cl = I2Cl6
Na2S + Cl2 = Cl2S + Na =>
Na2S + Cl2 = Cl2S + 2 Na
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
CuO + HI = Cu2I + I2 + H2O =>
4 CuO + 8 HI = 2 Cu2I + 3 I2 + 4 H2O
NH4CO3 + H2NO3 = NH4NO3 + H2CO3 =>
NH4CO3 + H2NO3 = NH4NO3 + H2CO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NiCl2 + Br2 + NaOH = NiO(OH) + NaBr + H2O + NaCl2 =>
NiCl2 + Br2 + 3 NaOH = NiO(OH) + 2 NaBr + H2O + NaCl2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C22H35NO4 + O2 = CO2 + H2O + N2 =>
4 C22H35NO4 + 115 O2 = 88 CO2 + 70 H2O + 2 N2
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4 =>
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4
NaCN + Mg3(PO4)2 = Mg(CN)2 + Na3PO4 =>
6 NaCN + Mg3(PO4)2 = 3 Mg(CN)2 + 2 Na3PO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na3N = Na + N2 =>
2 Na3N = 6 Na + N2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
NaS{+} + AgNO3 = AgS{+} + NaNO3 =>
NaS{+} + AgNO3 = AgS{+} + NaNO3
AsS5 + HNO3 = H3AsO4 + NO2 + S + H2O =>
AsS5 + 5 HNO3 = H3AsO4 + 5 NO2 + 5 S + H2O
Nb + Na3BiO3 = NbO2 + Bi + Na =>
3 Nb + 2 Na3BiO3 = 3 NbO2 + 2 Bi + 6 Na
Na(s) + H2CO3(aq) = Na2CO3(aq) + H2(g) =>
2 Na(s) + H2CO3(aq) = Na2CO3(aq) + H2(g)
FeCl2 + KNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O + KCl + HCl =>
6 FeCl2 + 2 KNO3 + 9 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O + 2 KCl + 10 HCl
C3H5(OH)3 + O2 = CO2 + H2O =>
2 C3H5(OH)3 + 7 O2 = 6 CO2 + 8 H2O
Xe + HPbO2 = HXeO4 + Pb + H2O =>
3 Xe + 7 HPbO2 = 3 HXeO4 + 7 Pb + 2 H2O
C9H10O4 = C7H6O3 + C2H4O =>
C9H10O4 = C7H6O3 + C2H4O
K2CO3(s) + H2SO3(aq) = CO2(g) + H2O(l) + K2SO3(aq) =>
K2CO3(s) + H2SO3(aq) = CO2(g) + H2O(l) + K2SO3(aq)
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Li3BO3 + H3BO3 + Y2O3 + ZrO2 + CeO2 + Y2(CO3)3*3H2O = Li5775Y875Zr100Ce25C100B2900O9000 + H2O =>
11550 Li3BO3 + 5850 H3BO3 + 2425 Y2O3 + 600 ZrO2 + 150 CeO2 + 200 Y2(CO3)3*3H2O = 6 Li5775Y875Zr100Ce25C100B2900O9000 + 9375 H2O
S8 + C = CS2 =>
S8 + 4 C = 4 CS2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ti2S = Ti + S =>
Ti2S = 2 Ti + S
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
C6H5CH2CH3 + Br2 = C8H9Br + HBr =>
C6H5CH2CH3 + Br2 = C8H9Br + HBr
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C6H5CH2CH3 + Br2 = C8H9Br + HBr =>
C6H5CH2CH3 + Br2 = C8H9Br + HBr
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
Ca + MgCl2 = CaCl2 + Mg =>
Ca + MgCl2 = CaCl2 + Mg
Zr + HCl = ZrCl + H =>
Zr + HCl = ZrCl + H
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al + Cu2Cl = AlCl3 + Cu =>
Al + 3 Cu2Cl = AlCl3 + 6 Cu
Al(OH2) = Al + H2O =>
Al(OH2) = Al + H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Cu3P2 + HCl = CuCl2 + PH3 =>
Cu3P2 + 6 HCl = 3 CuCl2 + 2 PH3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaOH(s)NaOH(s) = Na2O(s)H2O(g) =>
NaOH(s)NaOH(s) = Na2O(s)H2O(g)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
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