Équations équilibrées la veille |
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
Na3AsO4 + HCl = H3AsO4 + NaCl =>
Na3AsO4 + 3 HCl = H3AsO4 + 3 NaCl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Na2TeO3 + Na2S + H2SO4 = Na2SO4 + Te + H2O =>
2 Na2TeO3 + Na2S + 2 H2SO4 = 3 Na2SO4 + 2 Te + 2 H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3 =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3
NaHCo3(s) + CaCl2(s) = CaCo3(s) + NaCl(aq) + HCl(aq) =>
NaHCo3(s) + CaCl2(s) = CaCo3(s) + NaCl(aq) + HCl(aq)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C10H20O + Na2Cr2O7 + H2SO4 = C10H18O + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C10H20O + Na2Cr2O7 + 4 H2SO4 = 3 C10H18O + Cr2(SO4)3 + Na2SO4 + 7 H2O
Pb(CH3CO2)2 + CrCl3 = PbCr + Cl3(CH3CO2)2 =>
Pb(CH3CO2)2 + CrCl3 = PbCr + Cl3(CH3CO2)2
C9H12 + KMnO4 = C8H4O4K2 + K2CO3 + MnO2 + H2O =>
2 C9H12 + 22 KMnO4 = C8H4O4K2 + 10 K2CO3 + 22 MnO2 + 10 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
NaNO2 + NH4Cl + H2O = NaOH + HCl + NH4NO2 =>
NaNO2 + NH4Cl + H2O = NaOH + HCl + NH4NO2
Cu(NO3)2 + NaSCN = Cu(SCN)2 + NaNO3 =>
Cu(NO3)2 + 2 NaSCN = Cu(SCN)2 + 2 NaNO3
(NH4)3(PO4) + Ba(OH)2 = NH3 + H2O + Ba3(PO4)2 =>
2(NH4)3(PO4) + 3 Ba(OH)2 = 6 NH3 + 6 H2O + Ba3(PO4)2
Ag + CaCl2 = AgCaCl2 =>
Ag + CaCl2 = AgCaCl2
As2S3 + NH4OH = (NH4)3AsO3 + H2S =>
As2S3 + 6 NH4OH = 2(NH4)3AsO3 + 3 H2S
Cr3 + HCl = CrCl3 + H =>
Cr3 + 9 HCl = 3 CrCl3 + 9 H
NH4I + K2CO3 = KI + (NH4)2CO3 =>
2 NH4I + K2CO3 = 2 KI + (NH4)2CO3
KNO2 + KClO3 = KCl + KNO3 =>
3 KNO2 + KClO3 = KCl + 3 KNO3
H3CH2COOCH3 + CH3CH2OH = CH3CH2COOCH2CH3 + CH3OH =>
2 H3CH2COOCH3 + CH3CH2OH = CH3CH2COOCH2CH3 + 3 CH3OH
HgCl + SnCl2 = Hg + SnCl6 =>
4 HgCl + SnCl2 = 4 Hg + SnCl6
C3H8 + O2 = C3O4 + H8 =>
C3H8 + 2 O2 = C3O4 + H8
C2H60 + K2Cr2O7 + HCl = C2H2O2 + CrCl + H2O + KCl =>
5 C2H60 + 31 K2Cr2O7 + 124 HCl = 5 C2H2O2 + 62 CrCl + 207 H2O + 62 KCl
KMnO4 + HCl = KCl + MnO2 + H2O + O =>
2 KMnO4 + 2 HCl = 2 KCl + 2 MnO2 + H2O + 3 O
K2 + PtCl4 + NH3 = Pt(NH3)2Cl2 + KCl =>
K2 + PtCl4 + 2 NH3 = Pt(NH3)2Cl2 + 2 KCl
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
(NH4)2[SnCl6] + H2SO4 = SnCl4 + (NH4)2SO4 + HCl =>
(NH4)2[SnCl6] + H2SO4 = SnCl4 + (NH4)2SO4 + 2 HCl
C8H13NO + C4H6O3 = C10H15NO2 + HC2H3O2 =>
C8H13NO + C4H6O3 = C10H15NO2 + HC2H3O2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
ZnO + H2MnO2 = Zn(HMnO2)2 + H2O =>
ZnO + 2 H2MnO2 = Zn(HMnO2)2 + H2O
*CHI3 + AgNO3 = CHI2NO3 + AgI =>
*CHI3 + AgNO3 = CHI2NO3 + AgI
Mg + H2O = Mg2{+} + OH{-} + H2 =>
4 Mg + 2 H2O = 2 Mg2{+} + 2 OH{-} + H2
H3PO4 + (NH4)2MoO4H3(NH4)2MoO4 + HNO3 = (NH4)3PO*12MoO3 + NH4NO3 + H2O =>
2 H3PO4 + 12(NH4)2MoO4H3(NH4)2MoO4 + 48 HNO3 = 2(NH4)3PO*12MoO3 + 45 NH4NO3 + 39 H2O
HCl + O2 = Cl + HOH =>
4 HCl + O2 = 4 Cl + 2 HOH
C9H8 + Cr2O7{2-} + H3O{+} = C9H8O4 + Cr{3+} + H2O =>
3 C9H8 + 4 Cr2O7{2-} + 32 H3O{+} = 3 C9H8O4 + 8 Cr{3+} + 48 H2O
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
(CH(OH)COOH)2 + Pb(NO3)2 = HNO3 + Pb(CH(OH)COO)2 =>
(CH(OH)COOH)2 + Pb(NO3)2 = 2 HNO3 + Pb(CH(OH)COO)2
C290H582O111 + NH4NO3 = CO2 + N2 + H2O =>
C290H582O111 + 760 NH4NO3 = 290 CO2 + 760 N2 + 1811 H2O
BaCrO4 + KCl + HCl = KCrO3 + BaCl2 + OH =>
BaCrO4 + KCl + HCl = KCrO3 + BaCl2 + OH
AlPbCl2 = AlCl2 + Pb =>
AlPbCl2 = AlCl2 + Pb
CH3COOH + CH32CHCH2CH2OH = CH3COOCH2CH2CHCH3CH3 + H2O =>
53 CH3COOH + 5 CH32CHCH2CH2OH = 18 CH3COOCH2CH2CHCH3CH3 + 75 H2O
MgO + Co2 = MgCo3 + O2 =>
2 MgO + 3 Co2 = 2 MgCo3 + O2
B(s) + O2(s) = B2O3(s) =>
4 B(s) + 3 O2(s) = 2 B2O3(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K4(FeC6N6) + AgNO3 = KNO3 + Ag4FeC6N6 =>
K4(FeC6N6) + 4 AgNO3 = 4 KNO3 + Ag4FeC6N6
HgNO3 = Hg + NO3 =>
HgNO3 = Hg + NO3
Na2S + NH4Cl = NaCl + S + NH4 =>
Na2S + 2 NH4Cl = 2 NaCl + S + 2 NH4
C7H7Cl + H2O2 + KOH = C7H6O2 + KCl + H2O =>
C7H7Cl + 2 H2O2 + KOH = C7H6O2 + KCl + 3 H2O
(CH2O)106(NH3)16H3PO4 + O2 = CO2 + N2 + H2O + PO4 =>
4(CH2O)106(NH3)16H3PO4 + 475 O2 = 424 CO2 + 32 N2 + 526 H2O + 4 PO4
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
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