Équations équilibrées la veille |
2 Ca + O2 = 2 CaO
CrCl2 + HNO3 = Cr(NO3)3 + NO2 + HCl + H2O =>
CrCl2 + 4 HNO3 = Cr(NO3)3 + NO2 + 2 HCl + H2O
(NH4)2SO3 + H2O = NH4OH + H2SO3 =>
(NH4)2SO3 + 2 H2O = 2 NH4OH + H2SO3
NaAsO2 + I2 + NaOH = Na3AsO4 + HI =>
NaAsO2 + I2 + 2 NaOH = Na3AsO4 + 2 HI
Ba(NO3)2(ac) + Na2CrO4(ac) = BaCrO4(s) + NaNO3(ac) =>
Ba(NO3)2(ac) + Na2CrO4(ac) = BaCrO4(s) + 2 NaNO3(ac)
(NH4)2CO3 + HNO2 = NH4NO2 + H2O + CO2 =>
(NH4)2CO3 + 2 HNO2 = 2 NH4NO2 + H2O + CO2
AlN + HCl = AlCl3 + NH3 =>
AlN + 3 HCl = AlCl3 + NH3
KNO3 + P = KNO2 + P2O5 =>
5 KNO3 + 2 P = 5 KNO2 + P2O5
Pb(NO3)2 + CuSO4 = PbSO4 + Cu(NO3)2 =>
Pb(NO3)2 + CuSO4 = PbSO4 + Cu(NO3)2
K2(CO3) = K + CO3 =>
K2(CO3) = 2 K + CO3
CH4 + C2 = C2H4 =>
2 CH4 + C2 = 2 C2H4
Al(s) + NaOH(aq) = Na3AlO3(s) + H2(g) =>
2 Al(s) + 6 NaOH(aq) = 2 Na3AlO3(s) + 3 H2(g)
C3H6 + H2O = CO2 + H2 =>
C3H6 + 6 H2O = 3 CO2 + 9 H2
COCl2 + CH3OH = (CH3O)2CO + HCl =>
COCl2 + 2 CH3OH = (CH3O)2CO + 2 HCl
SiO2 + C2H5OH = SiC8H20O4 + H2O =>
SiO2 + 4 C2H5OH = SiC8H20O4 + 2 H2O
TiCl4 + NH3 + H2O = Ti(OH)4 + NH4Cl =>
TiCl4 + 4 NH3 + 4 H2O = Ti(OH)4 + 4 NH4Cl
Fe(OH)2(s) + H2O2(l) = Fe(OH)3(s) =>
2 Fe(OH)2(s) + H2O2(l) = 2 Fe(OH)3(s)
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
NaClO3 + HCl = NaCl + Cl2 + H2O =>
NaClO3 + 6 HCl = NaCl + 3 Cl2 + 3 H2O
NaOCl + Na2S2O3 = O2 + SCl2 + Na =>
8 NaOCl + 2 Na2S2O3 = 7 O2 + 4 SCl2 + 12 Na
Fe + S2 = Fe2S3 =>
4 Fe + 3 S2 = 2 Fe2S3
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
NaBrO4 + HI = I + NaBrO + H2O =>
NaBrO4 + 6 HI = 6 I + NaBrO + 3 H2O
Fe(OH)2 + O2 = FeOOH + H2O =>
4 Fe(OH)2 + O2 = 4 FeOOH + 2 H2O
Fe(OH)3 + ZnO = ZnFe2O4 + H2O =>
2 Fe(OH)3 + ZnO = ZnFe2O4 + 3 H2O
Ba(HCO3)2 + Ca(OH)2 = BaCO3 + CaCO3 + H2O =>
Ba(HCO3)2 + Ca(OH)2 = BaCO3 + CaCO3 + 2 H2O
H2O2 + NaOCl = HCl + NaOH + O2 =>
H2O2 + NaOCl = HCl + NaOH + O2
KCl = KCl4 + K =>
4 KCl = KCl4 + 3 K
NH4 + OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4 + 2 OH + H2SO4 = (NH4)2SO4 + 2 HOH
Fe2O3 + NH3 = FeN + H2O =>
Fe2O3 + 2 NH3 = 2 FeN + 3 H2O
Ga + H2O = Ga3O4 + H2 =>
3 Ga + 4 H2O = Ga3O4 + 4 H2
MnCo3 + H2SO4 = MnSO4 + H2Co3 =>
MnCo3 + H2SO4 = MnSO4 + H2Co3
Fe + H2O2 = Fe2O3 + H2O =>
2 Fe + 3 H2O2 = Fe2O3 + 3 H2O
Mg2 + PO4 = Mg2PO4 =>
Mg2 + PO4 = Mg2PO4
HNO3 + C2H4 = C2H5NO2 + O2 =>
2 HNO3 + 2 C2H4 = 2 C2H5NO2 + O2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
MgCl2*H2O = MgCl2 + H2O =>
MgCl2*H2O = MgCl2 + H2O
K2SO4 + PbCO3 = PbSO4 + K2CO3 =>
K2SO4 + PbCO3 = PbSO4 + K2CO3
BaCl2(aq) + Na2CO3 = BaCO3 + NaCl =>
BaCl2(aq) + Na2CO3 = BaCO3 + 2 NaCl
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
K[Al(OH)4] + HBr = AlBr3 + KBr + H2O =>
K[Al(OH)4] + 4 HBr = AlBr3 + KBr + 4 H2O
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
C5H11N + O2 = CO2 + H2O + N2 =>
4 C5H11N + 31 O2 = 20 CO2 + 22 H2O + 2 N2
Cu(OH)2 + Na2(SO4) = Cu(SO4) + Na(OH) =>
Cu(OH)2 + Na2(SO4) = Cu(SO4) + 2 Na(OH)
Sr + As = SrAs =>
Sr + As = SrAs
Ag + Au(NO3) = Au + Ag(NO3) =>
Ag + Au(NO3) = Au + Ag(NO3)
Mn(OH)2 + O2 = MnO(OH) + H2O =>
4 Mn(OH)2 + O2 = 4 MnO(OH) + 2 H2O
Na(OH) + HC2H3O2 = Na(C2H3O2) + H2O =>
Na(OH) + HC2H3O2 = Na(C2H3O2) + H2O
Ag + CH3COOH = Ag(CH3COO)2 + H2 =>
Ag + 2 CH3COOH = Ag(CH3COO)2 + H2
Te + H2SO4 = TeSO4 + H2 =>
Te + H2SO4 = TeSO4 + H2
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