| Équations équilibrées la veille |
4 NaI + 5 H2SO4 = 2 I2 + 4 NaSO4 + H2S + 4 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaOH + CH3COOH = NaO2C2H3 + H2O =>
NaOH + CH3COOH = NaO2C2H3 + H2O
CH3(CH2)2OH + O2 = CO2 + H2O =>
2 CH3(CH2)2OH + 9 O2 = 6 CO2 + 8 H2O
H2S2O3 + NaOH = Na2S2O3 + H2O =>
H2S2O3 + 2 NaOH = Na2S2O3 + 2 H2O
CaO + NaCl = Na2O + CaCl2 =>
CaO + 2 NaCl = Na2O + CaCl2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C3H8 + O2 = CO2 + H2O3 =>
C3H8 + 9 O2 = 3 CO2 + 4 H2O3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
(CH2O)2 + O2 = CO2 + H2O =>
(CH2O)2 + 2 O2 = 2 CO2 + 2 H2O
K + MgBr2 = Mg + KBr =>
2 K + MgBr2 = Mg + 2 KBr
Ni(OH)2(s) = Ni + OH =>
Ni(OH)2(s) = Ni + 2 OH
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
KOH(aq) + Al(s) + H2SO4 + H2O = KAl(SO4)2*12H2O(s) + H2(aq) =>
2 KOH(aq) + 2 Al(s) + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2*12H2O(s) + 3 H2(aq)
B2S3 + HC = H3BC6 + H2S =>
B2S3 + 12 HC = 2 H3BC6 + 3 H2S
CH4(l) + O2(g) = H2O(g) + CO2(g) =>
CH4(l) + 2 O2(g) = 2 H2O(g) + CO2(g)
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
RCOONa + H2O = RCOOH + Na + O =>
2 RCOONa + H2O = 2 RCOOH + 2 Na + O
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
C2H6O + Cr2O7{-2} + H{+} = C2H4O6 + Cr{+3} + H2O =>
C2H6O + 2 Cr2O7{-2} + 16 H{+} = C2H4O6 + 4 Cr{+3} + 9 H2O
Zn + Fe2(SO4)3 = ZnSO4 + Fe2SO4 =>
2 Zn + Fe2(SO4)3 = 2 ZnSO4 + Fe2SO4
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
Cr(NO3)3(aq) + KI(aq) = CrI3(s) + KNO3(aq) =>
Cr(NO3)3(aq) + 3 KI(aq) = CrI3(s) + 3 KNO3(aq)
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
NaCl + H2SO4 = NaHSO4 + H2S + Cl2 + H2O =>
8 NaCl + 9 H2SO4 = 8 NaHSO4 + H2S + 4 Cl2 + 4 H2O
NH4Br + Ca(NO3)2 = CaBr2 + NH4NO3 =>
2 NH4Br + Ca(NO3)2 = CaBr2 + 2 NH4NO3
Al(s) + HCl(g) = AlCl3(aq) + H2(aq) =>
2 Al(s) + 6 HCl(g) = 2 AlCl3(aq) + 3 H2(aq)
Ni(s) + Cr(NO3)3(aq) = Cr(s) + Ni(NO3)2 =>
3 Ni(s) + 2 Cr(NO3)3(aq) = 2 Cr(s) + 3 Ni(NO3)2
H2FeO4 + Fe(OH)2 = Fe2O3 + H2O =>
H2FeO4 + 3 Fe(OH)2 = 2 Fe2O3 + 4 H2O
Fe + CuSO4 = Fe2(SO4)3 + Cu3 =>
2 Fe + 3 CuSO4 = Fe2(SO4)3 + Cu3
Cr2O3 + NH3 = Cr + N2 + H2O =>
Cr2O3 + 2 NH3 = 2 Cr + N2 + 3 H2O
PbO + C = Pb + CO =>
PbO + C = Pb + CO
K2MnO4 + C2H5OH + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
3 K2MnO4 + C2H5OH + 6 H2SO4 = 2 CO2 + 3 K2SO4 + 3 MnSO4 + 9 H2O
C + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + CO2 =>
3 C + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 8 H2O + 2 K2SO4 + 3 CO2
Pt + H2S = PtS + H =>
Pt + H2S = PtS + 2 H
CuS + Fe{3+} = Cu{2+} + Fe{2+} + S =>
CuS + 2 Fe{3+} = Cu{2+} + 2 Fe{2+} + S
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H3SO4(aq) + Mg(OH)2(s) = H2O(l) + Mg3(SO4)2(s) =>
2 H3SO4(aq) + 3 Mg(OH)2(s) = 6 H2O(l) + Mg3(SO4)2(s)
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
CN{-} + S2O3{-2} = SCN{-} + O3S{-2} =>
CN{-} + S2O3{-2} = SCN{-} + O3S{-2}
Ca(NO3)2*4H2O + Co(NO3)2*6H2O + C6H10O5 = Ca3Co4O9 + NO2 + CO + H2O =>
18 Ca(NO3)2*4H2O + 24 Co(NO3)2*6H2O + 5 C6H10O5 = 6 Ca3Co4O9 + 84 NO2 + 30 CO + 241 H2O
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Te + H2O = TeO + H2 =>
Te + H2O = TeO + H2
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Na + NaOH = Na2O + H =>
Na + NaOH = Na2O + H
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| Équations équilibrées la veille |
Équations équilibrées sur01/08/25
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