| Équations équilibrées la veille |
2 CH3CN + 7 O2 = 2 H2O + 2 HNO2 + 4 CO2
CN{-} + MnO4{-} + H2O = CNO{-} + MnO2 + OH{-} =>
3 CN{-} + 2 MnO4{-} + H2O = 3 CNO{-} + 2 MnO2 + 2 OH{-}
CH3OH(g) + O2 = CO2 + H2O =>
2 CH3OH(g) + 3 O2 = 2 CO2 + 4 H2O
CH2O + CuSO4 + NaOH = CHOONa + Cu2O + Na2SO4 + H2O =>
CH2O + 2 CuSO4 + 5 NaOH = CHOONa + Cu2O + 2 Na2SO4 + 3 H2O
Na2S2O3 + CH3COOH = CH3COONa + SO2 + S + H2O =>
Na2S2O3 + 2 CH3COOH = 2 CH3COONa + SO2 + S + H2O
PbS2 + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 PbS2 + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 6 S + 4 H2O
As2O3 = As4 + O2 =>
2 As2O3 = As4 + 3 O2
C57H110O6 + O2(g) = CO2(g) + H2O(l) =>
2 C57H110O6 + 163 O2(g) = 114 CO2(g) + 110 H2O(l)
NaBr + CH3OH + H2SO4 = CH3Br + Na2SO4 + H2O =>
2 NaBr + 2 CH3OH + H2SO4 = 2 CH3Br + Na2SO4 + 2 H2O
MgSO4 + Sr(OH)2 = Mg(OH)2 + Sr(SO4) =>
MgSO4 + Sr(OH)2 = Mg(OH)2 + Sr(SO4)
Pb + H2O2 = PbO + H2 =>
2 Pb + H2O2 = 2 PbO + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag + Mg(NO3)2 = Ag(NO3) + Mg =>
2 Ag + Mg(NO3)2 = 2 Ag(NO3) + Mg
ZnO + H2S = ZnS + H2O =>
ZnO + H2S = ZnS + H2O
Fe2O3 + N2 = Fe + NO2 =>
4 Fe2O3 + 3 N2 = 8 Fe + 6 NO2
AgO2 = Ag + O =>
AgO2 = Ag + 2 O
HFO3 + Al(OH)3 = Al(FO3)3 + H2O =>
3 HFO3 + Al(OH)3 = Al(FO3)3 + 3 H2O
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
KIO3 + KHSO3 = I2 + K2SO4 + H2SO4 + H2O =>
4 KIO3 + 10 KHSO3 = 2 I2 + 7 K2SO4 + 3 H2SO4 + 2 H2O
V2O5 + H2 = V2O3 + H2O =>
V2O5 + 2 H2 = V2O3 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
C6H6N12O12 = N2 + H2O + CO2 + C =>
2 C6H6N12O12 = 12 N2 + 6 H2O + 9 CO2 + 3 C
CrO2 + Mg = MgO + Cr =>
CrO2 + 2 Mg = 2 MgO + Cr
C2H2 + KMnO4 + NaOH = Na2C2O4 + K2MnO4 + H2O + Na2MnO4 =>
C2H2 + 8 KMnO4 + 10 NaOH = Na2C2O4 + 4 K2MnO4 + 6 H2O + 4 Na2MnO4
Al2O3 + KOH = KAlO2 + H2O =>
Al2O3 + 2 KOH = 2 KAlO2 + H2O
Au + HClO4 = Au(ClO4)3 + H2 =>
2 Au + 6 HClO4 = 2 Au(ClO4)3 + 3 H2
NiCl2 + Pb(NO3)2 = Ni(NO3)2 + PbCl2 =>
NiCl2 + Pb(NO3)2 = Ni(NO3)2 + PbCl2
Cr2S3 + KNO3 = K2CrO4 + NO + K2SO4 =>
Cr2S3 + 10 KNO3 = 2 K2CrO4 + 10 NO + 3 K2SO4
C6H8O7 + NaHCO3 = Na3C6H5O7 + H2CO3 =>
C6H8O7 + 3 NaHCO3 = Na3C6H5O7 + 3 H2CO3
S2O3 = S8 + SO3 =>
8 S2O3 = S8 + 8 SO3
CH3CH2Br + AgNO3 = CH3CH2NO3 + AgBr =>
CH3CH2Br + AgNO3 = CH3CH2NO3 + AgBr
C18H32O2 + CH3OH = C17H34O2 + H2O =>
C18H32O2 + 16 CH3OH = 2 C17H34O2 + 14 H2O
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
Ca(OCl)2 + H2O = HOCl + CaO =>
Ca(OCl)2 + H2O = 2 HOCl + CaO
Cr(s) + Cl2(g) = CrCl3(s) =>
2 Cr(s) + 3 Cl2(g) = 2 CrCl3(s)
(CH3)2NH + HNO3 = (CH3)2NH2 + NO3 =>
(CH3)2NH + HNO3 = (CH3)2NH2 + NO3
Co + SCN = Co(SCN)2 =>
Co + 2 SCN = Co(SCN)2
Au + K(CN) + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 K(CN) + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
H2 + NO3 = H2O + N =>
3 H2 + NO3 = 3 H2O + N
C14H10O2 + NaBH4 + H2O = C14H12O2 + NaB(OH)4 =>
4 C14H10O2 + NaBH4 + 4 H2O = 4 C14H12O2 + NaB(OH)4
FeCl3 + Ba(OH)2 = Fe(OH)3 + BaCl2 =>
2 FeCl3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaCl2
Al2O3(s) + CO(g) = Al(s) + CO2(g) =>
Al2O3(s) + 3 CO(g) = 2 Al(s) + 3 CO2(g)
HCl(g) + C2H4(g) = CH3CH2Cl(g) =>
HCl(g) + C2H4(g) = CH3CH2Cl(g)
CH3COOH + Al2(CO3)3 = Al(C2H3O2)3 + CO2 + H2O =>
6 CH3COOH + Al2(CO3)3 = 2 Al(C2H3O2)3 + 3 CO2 + 3 H2O
Fe{3+} + Br{-} = Fe{2+} + Br =>
Fe{3+} + Br{-} = Fe{2+} + Br
AlCl3 + NaNO3 = Al(NO3)3 + NaCl =>
AlCl3 + 3 NaNO3 = Al(NO3)3 + 3 NaCl
KAlSi3O8 + CO2 + H2O = Al2(OH)4Si2O5 + SiO2 + K2CO3 =>
2 KAlSi3O8 + CO2 + 2 H2O = Al2(OH)4Si2O5 + 4 SiO2 + K2CO3
KCl + S = K2S + Cl2 =>
2 KCl + S = K2S + Cl2
PCl5(s) = PCl3(l) + Cl2(g) =>
PCl5(s) = PCl3(l) + Cl2(g)
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