Équations équilibrées la veille |
Ca + 2 H(OH) = Ca(OH)2 + H2
Na + K2S = K + Na2S =>
2 Na + K2S = 2 K + Na2S
HgO + NaOH = Hg(OH)2 + Na2O =>
HgO + 2 NaOH = Hg(OH)2 + Na2O
C4H11NO2 + NaOH = C4H5NNa2O4 + H2 =>
C4H11NO2 + 2 NaOH = C4H5NNa2O4 + 4 H2
HX + M(OH) = MX + H2O =>
HX + M(OH) = MX + H2O
SrCO3 = SrO + CO2 =>
SrCO3 = SrO + CO2
Ge2H3 + O2 = GeO2 + H2O =>
4 Ge2H3 + 11 O2 = 8 GeO2 + 6 H2O
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
CHCOOH + KOH = CHCOOK + H2O =>
CHCOOH + KOH = CHCOOK + H2O
Mg2 + S2 = Mg2S2 =>
Mg2 + S2 = Mg2S2
Mg(HCO3)2 + HNO3 = Mg(NO3)2 + CO2H2O =>
Mg(HCO3)2 + 2 HNO3 = Mg(NO3)2 + 2 CO2H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Sm + HCl = H2 + SmCl2 =>
Sm + 2 HCl = H2 + SmCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HeH + O2 = He + H2O =>
4 HeH + O2 = 4 He + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + CUHO = CU + N2 + H2O =>
2 NH3 + 6 CUHO = 6 CU + N2 + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CuSO4 + KI = I2Cu2I2 + K2SO4 =>
2 CuSO4 + 4 KI = I2Cu2I2 + 2 K2SO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NO2 + NH4Cl = NH3 + H2O + NCl =>
4 NO2 + 7 NH4Cl = 4 NH3 + 8 H2O + 7 NCl
CuSO4*5H2O + Na2SO3 + KI = CuI + Na2SO4 + K2SO4 + H2SO4 + H2O =>
2 CuSO4*5H2O + Na2SO3 + 2 KI = 2 CuI + Na2SO4 + K2SO4 + H2SO4 + 9 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Li2CO3 + BaBr2 = Li2CO3BaBr2 =>
Li2CO3 + BaBr2 = Li2CO3BaBr2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
HI + KHCO3 = H2CO3 + KI =>
HI + KHCO3 = H2CO3 + KI
NH4 + O2 = NH4O2 =>
NH4 + O2 = NH4O2
PbO + CaCO3 = PbCO3 + CaO =>
PbO + CaCO3 = PbCO3 + CaO
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
LiOH + Cl2 = LiClO3 + LiCl + H2O =>
6 LiOH + 3 Cl2 = LiClO3 + 5 LiCl + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH2 = CHCH3 = HCI =>
2 CH2 = CHCH3
K + CrO4 = K2CrO4 =>
2 K + CrO4 = K2CrO4
NaN3 + KNO3 + SiO2 = Na4SiO4 + K4SiO4 + N2 =>
20 NaN3 + 4 KNO3 + 6 SiO2 = 5 Na4SiO4 + K4SiO4 + 32 N2
F2H2 = FH =>
F2H2 = 2 FH
SnCl2I2 = SnCl4 + SnI4 =>
2 SnCl2I2 = SnCl4 + SnI4
C16H14 + O = CO2 + H2O =>
C16H14 + 39 O = 16 CO2 + 7 H2O
H2SiO3 + Ba(OH)2 = BaSiO3 + H2O =>
H2SiO3 + Ba(OH)2 = BaSiO3 + 2 H2O
Fe2(SO4)3 + KOH = Fe(OH)3 + K2(SO4) =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2(SO4)
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
H2SO4 + K = SK + H2O4 =>
H2SO4 + K = SK + H2O4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2) + MgCl2 =>
2 NaCl(aq) + Mg(C2H3O2)2(aq) = 2 Na(C2H3O2) + MgCl2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Zn + CrCl(III) = Cr + ZnCl(III) =>
Zn + CrCl(III) = Cr + ZnCl(III)
Mg(OH)2 + HAsO3 = Mg(AsO3)2 + H2O =>
Mg(OH)2 + 2 HAsO3 = Mg(AsO3)2 + 2 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Cu(s) + I2(g) = CuI(s) =>
2 Cu(s) + I2(g) = 2 CuI(s)
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