Équations équilibrées la veille |
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
SO2 + H2S + NaOH = Na2S2O3 + H2O =>
4 SO2 + 2 H2S + 6 NaOH = 3 Na2S2O3 + 5 H2O
(NH4)2Cr2O7 + H3CCH2OH + H2SO4 + H2O = NH4Cr(SO4)2*12H2O + CO2 =>
2(NH4)2Cr2O7 + H3CCH2OH + 8 H2SO4 + 37 H2O = 4 NH4Cr(SO4)2*12H2O + 2 CO2
(NH4)Br + Ca(OH) = (NH4)(OH) + CaBr =>
(NH4)Br + Ca(OH) = (NH4)(OH) + CaBr
Bi2S3 + HCl = BiCl3 + (H2S) =>
Bi2S3 + 6 HCl = 2 BiCl3 + 3(H2S)
K(NO3) + Zn(ClO4)2 = K(ClO4) + Zn(NO3)2 =>
2 K(NO3) + Zn(ClO4)2 = 2 K(ClO4) + Zn(NO3)2
C + O2 + H6 = H6CO3 =>
2 C + 3 O2 + 2 H6 = 2 H6CO3
H2SeO4 + Pt(OH)4 = Pt(SeO4)2 + H2O =>
2 H2SeO4 + Pt(OH)4 = Pt(SeO4)2 + 4 H2O
HNO3 + La2(CO3)3 = La(NO3)3 + CO2 + H2O =>
6 HNO3 + La2(CO3)3 = 2 La(NO3)3 + 3 CO2 + 3 H2O
H3N + NaOH = HOH + Na3N =>
H3N + 3 NaOH = 3 HOH + Na3N
CaS*5H2O + Na3PO4 = Ca3(PO4)2 + H2O + Na2S =>
3 CaS*5H2O + 2 Na3PO4 = Ca3(PO4)2 + 15 H2O + 3 Na2S
KAl(SO4)2*12H2O + KOH = Al(OH)3 + K2SO4 + H2O =>
KAl(SO4)2*12H2O + 3 KOH = Al(OH)3 + 2 K2SO4 + 12 H2O
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
KBr(aq) + NH4Cl(aq) = KCl + NH4Br =>
KBr(aq) + NH4Cl(aq) = KCl + NH4Br
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
BaO + H3(PO3) = Ba3(PO3)2 + H2O =>
3 BaO + 2 H3(PO3) = Ba3(PO3)2 + 3 H2O
C2H8 + O2 = HOH + CO2 =>
C2H8 + 4 O2 = 4 HOH + 2 CO2
C40H82 + CuO = CO2 + H2O + CuH =>
3 C40H82 + 242 CuO = 120 CO2 + 2 H2O + 242 CuH
KCl + CuCl2 + F2 = K3CuF6 + Cl2 =>
6 KCl + 2 CuCl2 + 6 F2 = 2 K3CuF6 + 5 Cl2
AlBr3 + K2CO3 = Br3K2 + AlCO3 =>
AlBr3 + K2CO3 = Br3K2 + AlCO3
KHC4H4O8 + NaHCO3 = KNaC4H4O8 + H2O + CO2 =>
KHC4H4O8 + NaHCO3 = KNaC4H4O8 + H2O + CO2
He + Li + O = HeLiO =>
He + Li + O = HeLiO
NaOH + H2SO4 = HNaO4S + H2O =>
NaOH + H2SO4 = HNaO4S + H2O
Al + BaI2 = AlI + Ba =>
2 Al + BaI2 = 2 AlI + Ba
(NH4)NO3 + NaOH = H2O + NH3 + NaNO3 =>
(NH4)NO3 + NaOH = H2O + NH3 + NaNO3
Cl2 + CO + KOH = K2CO3 + KCl + H2O =>
Cl2 + CO + 4 KOH = K2CO3 + 2 KCl + 2 H2O
Ag + NiSO4 = Ag2(SO4) + Ni =>
2 Ag + NiSO4 = Ag2(SO4) + Ni
HNO2 + Na2CO3 = NaNO2 + H2CO3 =>
2 HNO2 + Na2CO3 = 2 NaNO2 + H2CO3
HCl + C17H33COONa = NaCl + C17H33COOH =>
HCl + C17H33COONa = NaCl + C17H33COOH
HCl + FeO = FeCl + HO =>
HCl + FeO = FeCl + HO
SO2 + K2SO3 + H2O = KHSO3 =>
SO2 + K2SO3 + H2O = 2 KHSO3
HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + 2 H2O(l)
H(NO3) + Cu(OH)2 = Cu(NO3)2 + H2O =>
2 H(NO3) + Cu(OH)2 = Cu(NO3)2 + 2 H2O
NaHCO3(s) + H2O(l) = NaOH(aq) + H2CO3(aq) =>
NaHCO3(s) + H2O(l) = NaOH(aq) + H2CO3(aq)
Zn + NaNO3 + NaOH + H2O = NH3 + Na2[Zn(OH)4] =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = NH3 + 4 Na2[Zn(OH)4]
MnCl2 + KOH + H2O2 = KMnO4 + KCl + H2O =>
2 MnCl2 + 6 KOH + 5 H2O2 = 2 KMnO4 + 4 KCl + 8 H2O
CaSlO3 + HF = SlF4 + CaF2 + H2O =>
CaSlO3 + 6 HF = SlF4 + CaF2 + 3 H2O
Cu(C2H3O2)2 + Na2CrO4 = CuCrO4 + Na(C2H3O2) =>
Cu(C2H3O2)2 + Na2CrO4 = CuCrO4 + 2 Na(C2H3O2)
KMnO4 + NH4Cl = N2 + KCl + H2O + MnO2 =>
2 KMnO4 + 2 NH4Cl = N2 + 2 KCl + 4 H2O + 2 MnO2
Pb3O4 + HNO3 = PbN(NO3)2 + PbO2 + H2O =>
7 Pb3O4 + 12 HNO3 = 4 PbN(NO3)2 + 17 PbO2 + 6 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O(g) =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O(g)
Cu(s) + HNO3(aq) = Cu(NO3)2(s) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(s) + 2 NO2(g) + 2 H2O(l)
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CrCl3 + Na2SO3 + H2O = Cr(OH)3 + SO2 + NaCl =>
2 CrCl3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 6 NaCl
SnCl2 + NaOH = NaCl + Na4[Sn(OH)6] =>
SnCl2 + 6 NaOH = 2 NaCl + Na4[Sn(OH)6]
CaCl2 + O = CaO + Cl =>
CaCl2 + O = CaO + 2 Cl
KAl(SO4)2 + NaHCO3 = K2SO4 + Al(OH)3 + Na2SO4 + CO2 =>
2 KAl(SO4)2 + 6 NaHCO3 = K2SO4 + 2 Al(OH)3 + 3 Na2SO4 + 6 CO2
Fe + Cr(OH)6 = Fe(OH)2 + Cr =>
3 Fe + Cr(OH)6 = 3 Fe(OH)2 + Cr
Co(Cl)2 + H2O = HCl + Co(OH)2 =>
Co(Cl)2 + 2 H2O = 2 HCl + Co(OH)2
NH4Br + CaCO3 = CaBr2 + CO2 + (NH4)2O =>
2 NH4Br + CaCO3 = CaBr2 + CO2 + (NH4)2O
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