| Équations équilibrées la veille |
Ag(SO4) + 2 KOH = Ag(OH)2 + K2(SO4)
Cr2O3 + Br2 = CrBr3 + O2 =>
2 Cr2O3 + 6 Br2 = 4 CrBr3 + 3 O2
HNO3 + Cu = Cu(NO3)2 + H2O + NO =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 4 H2O + 2 NO
CH2CHCH3 + HCl = CH2CH2CH3Cl =>
CH2CHCH3 + HCl = CH2CH2CH3Cl
C3H5N3O9 = H2O + N2 + CO + O =>
2 C3H5N3O9 = 5 H2O + 3 N2 + 6 CO + 7 O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Al + ZnO + H2O = Al(OH)3 + Zn =>
2 Al + 3 ZnO + 3 H2O = 2 Al(OH)3 + 3 Zn
H2SO4 + KI + K2CrO4 = Cr2(SO4)3 + H2O + I2 + K2SO4 =>
8 H2SO4 + 6 KI + 2 K2CrO4 = Cr2(SO4)3 + 8 H2O + 3 I2 + 5 K2SO4
CH2COOH + NaHCO3 = NaCH2COO + H2O + CO2 =>
CH2COOH + NaHCO3 = NaCH2COO + H2O + CO2
Na2CO3(aq) + Ca(NO3)2(aq) = Na(NO3) + Ca(CO3) =>
Na2CO3(aq) + Ca(NO3)2(aq) = 2 Na(NO3) + Ca(CO3)
BaCl2 + NaIO3 = Ba(IO3)2 + NaCl =>
BaCl2 + 2 NaIO3 = Ba(IO3)2 + 2 NaCl
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
CuCO3Cu(OH)2 + CH3COO{-} + H{+} = Cu(CH3COO)2 + H2O + CO2 =>
CuCO3Cu(OH)2 + 4 CH3COO{-} + 4 H{+} = 2 Cu(CH3COO)2 + 3 H2O + CO2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
C6H5CH2CH3 + K2Cr2O7 = Cr2O3 + C6H5CH2COOK + H2 =>
2 C6H5CH2CH3 + K2Cr2O7 = Cr2O3 + 2 C6H5CH2COOK + 3 H2
AgCl(s) + NH3(aq) = Ag(NH3)2(aq) + Cl2(aq) =>
2 AgCl(s) + 4 NH3(aq) = 2 Ag(NH3)2(aq) + Cl2(aq)
NaHCO3 + H3PO4 = NaPO4 + H2O + CO =>
NaHCO3 + H3PO4 = NaPO4 + 2 H2O + CO
C3H5Br + C7H6O + H2O = C10H12O + HBr =>
15 C3H5Br + 5 C7H6O + 3 H2O = 8 C10H12O + 15 HBr
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
S8(s) + NaOH(aq) = Na2S(aq) + Na2S2O3(aq) + H2O(l) =>
S8(s) + 12 NaOH(aq) = 4 Na2S(aq) + 2 Na2S2O3(aq) + 6 H2O(l)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
S8(s) + NaOH(aq) = Na2S(aq) + Na2S2O3(aq) + H2O(l) =>
S8(s) + 12 NaOH(aq) = 4 Na2S(aq) + 2 Na2S2O3(aq) + 6 H2O(l)
O2 + N2H = H2O2 + N2 =>
O2 + 2 N2H = H2O2 + 2 N2
Hg + HNO2 = Hg(NO2) + NO + H2O =>
Hg + 2 HNO2 = Hg(NO2) + NO + H2O
CH3CH2CHOHCH3 + NH4Br + H2SO4 = CH3CH2CHCH3Br + H2O + NH4HSO4 =>
CH3CH2CHOHCH3 + NH4Br + H2SO4 = CH3CH2CHCH3Br + H2O + NH4HSO4
C9H7O4Na + NaOH = CH3COONa + C6H4(OH)CO2Na =>
C9H7O4Na + NaOH = CH3COONa + C6H4(OH)CO2Na
AlOH + K = KOH + Al =>
AlOH + K = KOH + Al
O2(g) + CO(g) = CO2(g) =>
O2(g) + 2 CO(g) = 2 CO2(g)
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
CaCO3 + HCl = H2O + CO2CaCO3 + CaCl2 =>
2 CaCO3 + 2 HCl = H2O + CO2CaCO3 + CaCl2
(VO2)2Cl2 + Na2SO3 + HCl = Na2SO4 + VOCl2 + H2O =>
(VO2)2Cl2 + Na2SO3 + 2 HCl = Na2SO4 + 2 VOCl2 + H2O
H2CO3(aq) + NH3(aq) = (NH4)2CO3 =>
H2CO3(aq) + 2 NH3(aq) = (NH4)2CO3
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
K2SO3 + Al(NO3)3 = K2(NO3)3 + AlSO3 =>
K2SO3 + Al(NO3)3 = K2(NO3)3 + AlSO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
ZnClO3 = ZnOClO2 =>
ZnClO3 = ZnOClO2
Sodium + oxygen = sodiumperoxide =>
2 Na + O2 = Na2O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K3PO4 + Al(NO3)3 = KNO3 + AlPO4 =>
K3PO4 + Al(NO3)3 = 3 KNO3 + AlPO4
NaOH + Zn(SO4) = Zn(OH) + Na(SO4) =>
NaOH + Zn(SO4) = Zn(OH) + Na(SO4)
HCl + Pb(NO3)2 = Pb(Cl)2 + HNO3 =>
2 HCl + Pb(NO3)2 = Pb(Cl)2 + 2 HNO3
C6H12Br2 = C6H12 + Br2 =>
C6H12Br2 = C6H12 + Br2
Cu(NO3)2 + S = CuS + NO3 =>
Cu(NO3)2 + S = CuS + 2 NO3
KCN + Co(CN)2 + HCN = K3Co(CN)6 + H2 =>
6 KCN + 2 Co(CN)2 + 2 HCN = 2 K3Co(CN)6 + H2
Cr2O7{-2} + Cl{-} + H{+} = Cr{3+} + H2O + Cl2 =>
Cr2O7{-2} + 6 Cl{-} + 14 H{+} = 2 Cr{3+} + 7 H2O + 3 Cl2
HNO3(aq) + Ba(OH)2(ap) = Ba(NO3)2(aq) + H2O =>
2 HNO3(aq) + Ba(OH)2(ap) = Ba(NO3)2(aq) + 2 H2O
H3PO4 + Mg = H3PMg + O4 =>
H3PO4 + Mg = H3PMg + O4
(Ag(NH3)2)Cl + HNO3 = AgCl + NH4NO3 =>
(Ag(NH3)2)Cl + 2 HNO3 = AgCl + 2 NH4NO3
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Équations équilibrées sur01/27/25
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