| Équations équilibrées la veille |
Na2B4O7 + H2SO4 = 2 B2O3 + Na2SO4 + H2O
CaOMgO + H2O = Ca(OH)2Mg(OH)2 =>
CaOMgO + 2 H2O = Ca(OH)2Mg(OH)2
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
MnO4{-} + SO3{2-} + H2O = MnO2{+} + SO4{2-} + OH{-} =>
MnO4{-} + SO3{2-} + H2O = MnO2{+} + SO4{2-} + 2 OH{-}
Sb2(SO4)3 + KMnO4 + H2O = H3(SbO4) + K2(SO4) + Mn(SO4) + H2(SO4) =>
5 Sb2(SO4)3 + 4 KMnO4 + 24 H2O = 10 H3(SbO4) + 2 K2(SO4) + 4 Mn(SO4) + 9 H2(SO4)
Rb + N2 = RbN =>
2 Rb + N2 = 2 RbN
N + lithium = Li3N =>
N + 3 Li = Li3N
CuO3(s) + C = Cu(s) + CO2(g) =>
2 CuO3(s) + 3 C = 2 Cu(s) + 3 CO2(g)
(C5)(H9)O + O2 = CO2 + H2O =>
4(C5)(H9)O + 27 O2 = 20 CO2 + 18 H2O
KOH + SiO3 = KO3 + SiOH =>
KOH + SiO3 = KO3 + SiOH
Ba(OH)2 + NH4Cl = BaCl2 + (OH)NH4 =>
Ba(OH)2 + 2 NH4Cl = BaCl2 + 2(OH)NH4
Cl + NaOH = Na2Cl + NaOCl + H2O =>
3 Cl + 4 NaOH = Na2Cl + 2 NaOCl + 2 H2O
C4H9Br + H2O = C4H9OH + H{+} + Br{-} =>
C4H9Br + H2O = C4H9OH + H{+} + Br{-}
Al2S3 + HNO3 = S + NO2 + Al2(NO3)3 + H2O =>
Al2S3 + 6 HNO3 = 3 S + 3 NO2 + Al2(NO3)3 + 3 H2O
XeO4 + XeF6 = XeOF4 + XeO3F2 =>
XeO4 + XeF6 = XeOF4 + XeO3F2
MnO4{-} + I{-} + H2O = MnO2 + IO3{-} + OH2{-} =>
3 MnO4{-} + 2 I{-} + 3 H2O = 3 MnO2 + 2 IO3{-} + 3 OH2{-}
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr2O7{-2} + SO3{-2} + H{+} = Cr{+3} + SO4{2-} + H2O =>
Cr2O7{-2} + 3 SO3{-2} + 8 H{+} = 2 Cr{+3} + 3 SO4{2-} + 4 H2O
CuCl27 + Zn = ZnCl + Cu =>
CuCl27 + 27 Zn = 27 ZnCl + Cu
S(s) + HSO4(aq) = SO2(g) + H2O =>
3 S(s) + 4 HSO4(aq) = 7 SO2(g) + 2 H2O
CaCO3 + HCl = CO2(g) + CaCl2(s) + H2O(l) =>
CaCO3 + 2 HCl = CO2(g) + CaCl2(s) + H2O(l)
KMnO7 + FeSO4 + H2SO4 = K2SO4 + H2O + Mn2(SO4)6 + Fe2(SO4)3 =>
2 KMnO7 + 14 FeSO4 + 14 H2SO4 = K2SO4 + 14 H2O + Mn2(SO4)6 + 7 Fe2(SO4)3
O2 + CuCl2 = CuO + Cl =>
O2 + 2 CuCl2 = 2 CuO + 4 Cl
MnO4{-} + H{+} + C2H5OH = Mn{2+} + H2O + CH3COOH =>
4 MnO4{-} + 12 H{+} + 5 C2H5OH = 4 Mn{2+} + 11 H2O + 5 CH3COOH
Br2(aq) + FeI3(aq) = Br2I + Fe =>
3 Br2(aq) + FeI3(aq) = 3 Br2I + Fe
Co(NO3)2 + NH4OH + (NH4)2CO3 = [Co(NH3)4CO3]NO3 + NH4NO3 + H2O =>
8 Co(NO3)2 + 22 NH4OH + 8(NH4)2CO3 = 8[Co(NH3)4CO3]NO3 + 7 NH4NO3 + 25 H2O
CH3CH2CHOHCH3 + K2Cr2O7 + H2SO4 = CH3COCH2CH3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2CHOHCH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH2CH3 + K2SO4 + Cr2(SO4)3 + 7 H2O
CO + Fe2O3 = Fe + C(O)2 =>
3 CO + Fe2O3 = 2 Fe + 3 C(O)2
Na2S5 + HCl = NaCl + H2S5 =>
Na2S5 + 2 HCl = 2 NaCl + H2S5
Fe2S3 + O2 = Fe2(SO4)3 =>
Fe2S3 + 6 O2 = Fe2(SO4)3
AgC2H3O2 = Ag + C2HO + H2O =>
AgC2H3O2 = Ag + C2HO + H2O
Li + BaCl2 = LiCl + Ba =>
2 Li + BaCl2 = 2 LiCl + Ba
Cs3PO4(aq) + AgNO3(aq) = Ag3PO4 + CsNO3 =>
Cs3PO4(aq) + 3 AgNO3(aq) = Ag3PO4 + 3 CsNO3
C7P6O2 + O2 = CO2 + P2O3 =>
2 C7P6O2 + 21 O2 = 14 CO2 + 6 P2O3
Ni(Cr2O7){-2} + H{+} + {-} = Ni + Cr + H2O =>
Ni(Cr2O7){-2} + 14 H{+} + 12e = Ni + 2 Cr + 7 H2O
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
RnH2 + CHCl3 + KOH = RnC + KCl + H2O =>
RnH2 + CHCl3 + 3 KOH = RnC + 3 KCl + 3 H2O
Mn(NO3)2 + Fe(NO3)3 + C2H2O4 = MnFe2O4 + CO2 + N2 + H2O =>
Mn(NO3)2 + 2 Fe(NO3)3 + 20 C2H2O4 = MnFe2O4 + 40 CO2 + 4 N2 + 20 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Na + H2O(l) = H2(g) + NaOH(s) =>
2 Na + 2 H2O(l) = H2(g) + 2 NaOH(s)
Pb(NO3)2 + K(CrO3) = K(NO3)2 + Pb(CrO3) =>
Pb(NO3)2 + K(CrO3) = K(NO3)2 + Pb(CrO3)
C10H18N2O + O2 = CO2 + H2O + N2 =>
C10H18N2O + 14 O2 = 10 CO2 + 9 H2O + N2
CaCO3 + CH3COOH = Ca(CH3COO) + CO2 + H2O =>
8 CaCO3 + 9 CH3COOH = 8 Ca(CH3COO) + 10 CO2 + 6 H2O
Br2 + Cl2 = Br2Cl2 =>
Br2 + Cl2 = Br2Cl2
KHSO4 + NaOH = KOH + HSO4Na =>
KHSO4 + NaOH = KOH + HSO4Na
La2O3 + Sr(NO3)2 + Co(NO3)3 + O2 = La08Sr02CoO29 + NO2 =>
4 La2O3 + 2 Sr(NO3)2 + Co(NO3)3 + 5 O2 = La08Sr02CoO29 + 7 NO2
SrCrO4 + NH4OH = (NH4)2CrO4 + Sr(OH)2 =>
SrCrO4 + 2 NH4OH = (NH4)2CrO4 + Sr(OH)2
Na3CrO4 + H2SO4 = Na3Cr(SO4)4 + H2O =>
Na3CrO4 + 4 H2SO4 = Na3Cr(SO4)4 + 4 H2O
Al + S = Al12S =>
12 Al + S = Al12S
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