| Équations équilibrées la veille |
CU + 2 S = CUS2
CdCl2 + NaCs = CdCs + NaCl2 =>
CdCl2 + NaCs = CdCs + NaCl2
HCl + Li = ClLi + H2 =>
2 HCl + 2 Li = 2 ClLi + H2
CaCO3 + HC2H5CO2 = CaC2H5CO2 + H2O + CO2 =>
14 CaCO3 + 15 HC2H5CO2 = 14 CaC2H5CO2 + 10 H2O + 17 CO2
Ag(s) + Al(NO3)3(aq) = AgNO3(aq) + Al(s) =>
3 Ag(s) + Al(NO3)3(aq) = 3 AgNO3(aq) + Al(s)
CrO3 + H2SO4 = H2CrO4 + SO3 =>
CrO3 + H2SO4 = H2CrO4 + SO3
NiCl2 + K4Fe(CN)6 = Ni2Fe(CN)6 + KCl =>
2 NiCl2 + K4Fe(CN)6 = Ni2Fe(CN)6 + 4 KCl
Al2(SO4)3 + AgNO3 = Al(NO3)3 + Ag2(SO4) =>
Al2(SO4)3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2(SO4)
Ba(OH)2 + Zn(OH)2 = Ba[Zn(OH)4] =>
Ba(OH)2 + Zn(OH)2 = Ba[Zn(OH)4]
Na2SO4 + Ca(OH)2 = CaSO4 + NaOH =>
Na2SO4 + Ca(OH)2 = CaSO4 + 2 NaOH
KMnO4 + FeSO3 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
6 KMnO4 + 10 FeSO3 + 14 H2SO4 = 5 Fe2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 14 H2O
C17H21NO4 + O2 = NO2 + CO2 + H2O =>
4 C17H21NO4 + 85 O2 = 4 NO2 + 68 CO2 + 42 H2O
H2C2O4*2H2O + K2Cr2O7H2O + K2C2O4 = K3[Cr(C2O4)3]*3H2O + H2O + CO2 =>
7 H2C2O4*2H2O + K2Cr2O7H2O + 2 K2C2O4 = 2 K3[Cr(C2O4)3]*3H2O + 16 H2O + 6 CO2
Mg5(CO3)4(OH)2*4H2O + CO2 = MgCO3 + H2O =>
Mg5(CO3)4(OH)2*4H2O + CO2 = 5 MgCO3 + 5 H2O
(Ca(NO3)2)5*NH4NO3*10H2O + KCl = KNO3 + CaCl2 + NH4Cl + H2O =>
(Ca(NO3)2)5*NH4NO3*10H2O + 11 KCl = 11 KNO3 + 5 CaCl2 + NH4Cl + 10 H2O
HNO3 + CH3CH2NH2 = CH3CH2NH3{+} + NO3{-} =>
HNO3 + CH3CH2NH2 = CH3CH2NH3{+} + NO3{-}
KClO3 + C5H10O5 = KCl + CO2 + H2O =>
10 KClO3 + 3 C5H10O5 = 10 KCl + 15 CO2 + 15 H2O
P4O + H2O = H2PO2 + PH3 =>
5 P4O + 23 H2O = 14 H2PO2 + 6 PH3
BSi + CF = SiF + BC =>
BSi + CF = SiF + BC
Al + I = AlI3 =>
Al + 3 I = AlI3
AgNO3 + [Co(NH3)5I]Cl2 = AgI + [Co(NH3)5NO3]Cl2 =>
AgNO3 + [Co(NH3)5I]Cl2 = AgI + [Co(NH3)5NO3]Cl2
Zn(C2H3O2)2 + HNO3 = H2(C2H3O2)2 + Zn(NO3)2 =>
Zn(C2H3O2)2 + 2 HNO3 = H2(C2H3O2)2 + Zn(NO3)2
Cl2(g) + Na2S2O3(aq) + NaOH(aq) = Na2SO4(aq) + NaCl(aq) + H2O(l) =>
4 Cl2(g) + Na2S2O3(aq) + 10 NaOH(aq) = 2 Na2SO4(aq) + 8 NaCl(aq) + 5 H2O(l)
KCl + Cu(NO3)2 = KCu + Cl(NO3)2 =>
KCl + Cu(NO3)2 = KCu + Cl(NO3)2
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
KMnO4(aq) + Na2C2O4(aq) = K2C2O4(aq) + NaMnO4(aq) =>
2 KMnO4(aq) + Na2C2O4(aq) = K2C2O4(aq) + 2 NaMnO4(aq)
Na3(PO4)3 + Hg(NO3) = Na(NO3) + Hg(PO4) =>
Na3(PO4)3 + 3 Hg(NO3) = 3 Na(NO3) + 3 Hg(PO4)
H2O = H2(g) + O2(g) =>
2 H2O = 2 H2(g) + O2(g)
C4H10N2H2 + N2O4 = CO2 + N2 + H2O =>
2 C4H10N2H2 + 7 N2O4 = 8 CO2 + 9 N2 + 12 H2O
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
NiSO4(l) + Na2S = NiS + Na2SO4 =>
NiSO4(l) + Na2S = NiS + Na2SO4
CaCl2 + C4H10 = C2 + HCl + Ca =>
5 CaCl2 + C4H10 = 2 C2 + 10 HCl + 5 Ca
NH4 + H2O = NH4OH + H =>
NH4 + H2O = NH4OH + H
Sodiumbicarbonate = sodiumhydroxide + carbonmonoxide + Oxygen =>
2 NaHCO3 = 2 NaOH + 2 CO + O2
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
CH3OH = HCHOH2 =>
CH3OH = HCHOH2
Au + AuCl3 = AuCl =>
2 Au + AuCl3 = 3 AuCl
NH4 + Br = NH4Br =>
NH4 + Br = NH4Br
C6H5COOH + Zn = H2 + Zn(C6H5COO)2 =>
2 C6H5COOH + Zn = H2 + Zn(C6H5COO)2
Zn + HCl = HZn2 + Cl2 =>
4 Zn + 2 HCl = 2 HZn2 + Cl2
MnO4{-} + SO2 + H2O = Mn2 + SO4{-}2 + H3O{+} =>
6 MnO4{-} + 14 SO2 + 12 H2O = 3 Mn2 + 14 SO4{-}2 + 8 H3O{+}
C6H6 + H2O + NaCl = C7H16 + Cl + Na2O =>
7 C6H6 + 27 H2O + 54 NaCl = 6 C7H16 + 54 Cl + 27 Na2O
NiO + O2 + S2 = Ni2SO4 =>
4 NiO + 2 O2 + S2 = 2 Ni2SO4
K2SO4 + SrCl2 = KCl + SO4Sr =>
K2SO4 + SrCl2 = 2 KCl + SO4Sr
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Ca3(PO4)2 + Li2SO4 = CaSO4 + Li3PO4 =>
Ca3(PO4)2 + 3 Li2SO4 = 3 CaSO4 + 2 Li3PO4
NH4VO3 + N2H4H2O + C4H6O6 = (NH4)2[VO(C4H2O6)]H2O + H2O + N2 =>
2 NH4VO3 + 2 N2H4H2O + 2 C4H6O6 = 2(NH4)2[VO(C4H2O6)]H2O + 4 H2O + N2
N2O3 + H2O = HO2N =>
N2O3 + H2O = 2 HO2N
CH2CHCH2CH3 + KMnO4 + H2O = CH3CH2CHOHCH2OH + KOH + MnO2 =>
3 CH2CHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CH2CHOHCH2OH + 2 KOH + 2 MnO2
K2CrO4 + Na2S + H2SO4 = CrSO4 + Na2SO4 + K2SO4 + H2O =>
2 K2CrO4 + Na2S + 4 H2SO4 = 2 CrSO4 + Na2SO4 + 2 K2SO4 + 4 H2O
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