| Équations équilibrées la veille |
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4(aq)
KBr + Cl2 + H2O = KBrO3 + HCl =>
KBr + 3 Cl2 + 3 H2O = KBrO3 + 6 HCl
ClKO3 = KCl + O =>
ClKO3 = KCl + 3 O
CH2O2 + C2H5OH = C3H6O + H2O =>
2 CH2O2 + 5 C2H5OH = 4 C3H6O + 5 H2O
Ti(s) + O2(g) = TiO(s) =>
2 Ti(s) + O2(g) = 2 TiO(s)
Ca(NO3)2(aq) + NH4Cl(aq) = CaCl2(s) + NH4NO3(aq) =>
Ca(NO3)2(aq) + 2 NH4Cl(aq) = CaCl2(s) + 2 NH4NO3(aq)
Na2CO3 + B2O3 = NaBO2 + CO2 =>
Na2CO3 + B2O3 = 2 NaBO2 + CO2
KIO3 + H2SO4 + K2S = I2 + K2SO4 + H2O =>
8 KIO3 + 4 H2SO4 + 5 K2S = 4 I2 + 9 K2SO4 + 4 H2O
HC + O = C + H2O =>
2 HC + O = 2 C + H2O
BeCO3 + HCl = BeCl2 + H2O + CO2 =>
BeCO3 + 2 HCl = BeCl2 + H2O + CO2
Au + HNO3 + HCl = AuCl + NO + H2O =>
3 Au + HNO3 + 3 HCl = 3 AuCl + NO + 2 H2O
CH3COOC2H5 + Na2CO3 = CH3COONa + C2H5OH + CO2 =>
3 CH3COOC2H5 + 3 Na2CO3 = 6 CH3COONa + C2H5OH + CO2
FeSO4 + NaClO + H2O = Fe(OH)3 + Cl2 + Na2SO4 + OH =>
FeSO4 + 2 NaClO + 2 H2O = Fe(OH)3 + Cl2 + Na2SO4 + OH
C12H22O11 + CH4N2O + C6H6 + H2O = C31H42N2O6 =>
C12H22O11 + 6 CH4N2O + 28 C6H6 + 19 H2O = 6 C31H42N2O6
K2HPO4 + NaOH = Na3PO4 + K3PO4 + H2O =>
3 K2HPO4 + 3 NaOH = Na3PO4 + 2 K3PO4 + 3 H2O
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s) =>
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s)
BaSO4 + Al = BaS + Al2O3 =>
3 BaSO4 + 8 Al = 3 BaS + 4 Al2O3
NiCl2 + H2O = Ni(OH)2 + HCl =>
NiCl2 + 2 H2O = Ni(OH)2 + 2 HCl
H2CO3 + Co(OH)2 = CoCO3 + H2O =>
H2CO3 + Co(OH)2 = CoCO3 + 2 H2O
CaCl2(k) + NaOH(aq) = Ca(OH)2 + NaCl(aq) =>
CaCl2(k) + 2 NaOH(aq) = Ca(OH)2 + 2 NaCl(aq)
KOH(aq) + BaCl2(aq) = KCl(aq) + Ba(OH)2(s) =>
2 KOH(aq) + BaCl2(aq) = 2 KCl(aq) + Ba(OH)2(s)
Ag + P = Ag3P =>
3 Ag + P = Ag3P
H2S + HClO = S + HCl + H2O =>
H2S + HClO = S + HCl + H2O
HgCl2 + C2O4{-2} = Cl{-} + CO2 + Hg2Cl2 =>
2 HgCl2 + C2O4{-2} = 2 Cl{-} + 2 CO2 + Hg2Cl2
K2Cr2O7 + H2C2O4*2H2O = K(Cr(C2O4)2(H2O)2)*2H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K(Cr(C2O4)2(H2O)2)*2H2O + 6 CO2 + 13 H2O
AgBrO3 = Ag + Br + O3 =>
AgBrO3 = Ag + Br + O3
C8H8 + KMnO4 + H2O = C8H8(OH)2 + MnO2 + KOH =>
3 C8H8 + 2 KMnO4 + 4 H2O = 3 C8H8(OH)2 + 2 MnO2 + 2 KOH
C9H12 + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
35 C9H12 + 66 KMnO4 + 99 H2SO4 = 45 C7H6O2 + 33 K2SO4 + 66 MnSO4 + 174 H2O
Zn(s) + H2SO4(ag) = ZnSO4(ag) + H2(g) =>
Zn(s) + H2SO4(ag) = ZnSO4(ag) + H2(g)
P8 + O2 = P2O5 =>
P8 + 10 O2 = 4 P2O5
CH2CHCHCH2 + KMnO4 + H2SO4 = HOOCCOOH + K2SO4 + MnSO4 + H2O =>
5 CH2CHCHCH2 + 18 KMnO4 + 27 H2SO4 = 10 HOOCCOOH + 9 K2SO4 + 18 MnSO4 + 32 H2O
CuO + NH4Cl = Cu + N2 + HCl + H2O =>
3 CuO + 2 NH4Cl = 3 Cu + N2 + 2 HCl + 3 H2O
K2CO3 + FeCl3 = KCl + Fe2(CO3)3 =>
3 K2CO3 + 2 FeCl3 = 6 KCl + Fe2(CO3)3
C40H82 + O2 = H2O + CO2 =>
2 C40H82 + 121 O2 = 82 H2O + 80 CO2
Fe(OH)3 + Na2S = FeS + Na + OH =>
Fe(OH)3 + Na2S = FeS + 2 Na + 3 OH
Cd(NO3)2 + NaCN = Cd(CN)2 + Na(NO3) =>
Cd(NO3)2 + 2 NaCN = Cd(CN)2 + 2 Na(NO3)
SnS + HNO3 + H2O = H2SnO3 + NO + H2SO4 =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 10 NO + 3 H2SO4
Na2C2O4 + Ca(HCO3)2 = NaHCO3 + Ca(C2O4) =>
Na2C2O4 + Ca(HCO3)2 = 2 NaHCO3 + Ca(C2O4)
CuNO3 + H2O = Cu + O2 + HNO3 =>
4 CuNO3 + 2 H2O = 4 Cu + O2 + 4 HNO3
Mg(OH)2 + H2Cr2O7 = MgCr2O7 + H2O =>
Mg(OH)2 + H2Cr2O7 = MgCr2O7 + 2 H2O
Pt(s) + O2(g) = PtO2(s) =>
Pt(s) + O2(g) = PtO2(s)
K2SO4 + BaI2 = KI + BaSO4 =>
K2SO4 + BaI2 = 2 KI + BaSO4
ZnSO4 + NH3 = Zn(NH3)4SO4 =>
ZnSO4 + 4 NH3 = Zn(NH3)4SO4
K2Cr2O7 + CH3CH(OH)CH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 6 CH3CH(OH)CH + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 9 CH3COOH + 16 H2O
CuCl2 + KNO3 = CuNO3 + KCl2 =>
CuCl2 + KNO3 = CuNO3 + KCl2
Y + S = Y2S =>
2 Y + S = Y2S
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
NO2(g) + H2O = HNO3 + NO(g) =>
3 NO2(g) + H2O = 2 HNO3 + NO(g)
Cr2O7{2-} + Fe2 + H{+} = Cr3{+} + Fe3{+} + H2O =>
3 Cr2O7{2-} + 51 Fe2 + 42 H{+} = 2 Cr3{+} + 34 Fe3{+} + 21 H2O
NaOCl + Ag + H2O = AgCl + NaOH + Ag2O =>
2 NaOCl + 4 Ag + H2O = 2 AgCl + 2 NaOH + Ag2O
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