| Équations équilibrées la veille |
2 NaOH + Ba(NO3)2 = 2 NaNO3 + (OH)2Ba
Ba(OH)2 + AlBr3 = BaBr2 + Al(OH)3 =>
3 Ba(OH)2 + 2 AlBr3 = 3 BaBr2 + 2 Al(OH)3
CS2 = C + S8 =>
4 CS2 = 4 C + S8
K2CO3 + HCI = KCI + H2O + CO2 =>
K2CO3 + 2 HCI = 2 KCI + H2O + CO2
KBH4 + H2O = KBO2 + H2 =>
KBH4 + 2 H2O = KBO2 + 4 H2
Co(NO3)2 + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NaNO3
KMnO4 + KOH + Al = K2MnO4 + K[Al(OH)4] =>
3 KMnO4 + 4 KOH + Al = 3 K2MnO4 + K[Al(OH)4]
V(OH)4Cl + FeCl2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + FeCl2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
C6H4(OH)COONa + Br2 = C6H2Br3(OH) + CO2 + NaBr + HBr =>
C6H4(OH)COONa + 3 Br2 = C6H2Br3(OH) + CO2 + NaBr + 2 HBr
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Ag2S + HNO3 + HCl = S + AgCl + NO2 + H2O =>
Ag2S + 2 HNO3 + 2 HCl = S + 2 AgCl + 2 NO2 + 2 H2O
HCOOH + Fe3O4 = (HCOO)2Fe + (HCOO)3Fe + H2O =>
8 HCOOH + Fe3O4 = (HCOO)2Fe + 2(HCOO)3Fe + 4 H2O
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
K2CO3 + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3 + Ca(NO3)2 = 2 KNO3 + CaCO3
NH4 + AlPO4 + H2O = (NH4)3PO4 + H2 + AlOH =>
6 NH4 + 2 AlPO4 + 2 H2O = 2(NH4)3PO4 + H2 + 2 AlOH
H5Cl5 + NaOH = NaCl + H2O =>
H5Cl5 + 5 NaOH = 5 NaCl + 5 H2O
Lu2SO4 = Lu + SO4 =>
Lu2SO4 = 2 Lu + SO4
KCrO2 + Br2 + KOH = H2O + K2CrO4 + KBr =>
2 KCrO2 + 3 Br2 + 8 KOH = 4 H2O + 2 K2CrO4 + 6 KBr
CHOCH2CH2CH2CHO + K2Cr2O7 + H2SO4 = COOHCH2CH2CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CHOCH2CH2CH2CHO + 2 K2Cr2O7 + 8 H2SO4 = 3 COOHCH2CH2CH2COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
K3(Al(OH)6) + H2S = K2S + Al(OH)3 + H2O =>
2 K3(Al(OH)6) + 3 H2S = 3 K2S + 2 Al(OH)3 + 6 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
AgNO3 + AuBr3 = AuN3O9 + AgBr =>
3 AgNO3 + AuBr3 = AuN3O9 + 3 AgBr
MgCl2 + KBr = MgBr2 + KCl =>
MgCl2 + 2 KBr = MgBr2 + 2 KCl
C3H9N + HNO2 = N2 + C3H7OH + H2O =>
C3H9N + HNO2 = N2 + C3H7OH + H2O
NaOH + CuS = Na2S + Cu(OH)2 =>
2 NaOH + CuS = Na2S + Cu(OH)2
C11H16O + O2 = CO2 + H2O =>
2 C11H16O + 29 O2 = 22 CO2 + 16 H2O
H2C2O4 + KMnO4 = CO2 + K2O + Mn2O3 + H2O =>
4 H2C2O4 + 2 KMnO4 = 8 CO2 + K2O + Mn2O3 + 4 H2O
S{2-} + AlCl3 = Al2S3 + Cl{-} =>
3 S{2-} + 2 AlCl3 = Al2S3 + 6 Cl{-}
C13H10O + NaBH4 + HOH = C13H12O + NaOH + B(OH)3 =>
4 C13H10O + NaBH4 + 4 HOH = 4 C13H12O + NaOH + B(OH)3
K2CO3 + CuI2 = Cu(CO3) + KI =>
K2CO3 + CuI2 = Cu(CO3) + 2 KI
Cu(s) + PdCl2(aq) = Pd(s) + CuCl2(aq) =>
Cu(s) + PdCl2(aq) = Pd(s) + CuCl2(aq)
S8 + BaO2 = BaS2 + O2 =>
S8 + 4 BaO2 = 4 BaS2 + 4 O2
Ca + Na2C2O4 = CaC2O4 + Na =>
Ca + Na2C2O4 = CaC2O4 + 2 Na
KCl + Ba(OH)2 = K(OH) + BaCl2 =>
2 KCl + Ba(OH)2 = 2 K(OH) + BaCl2
Na2HPO4 + Al(NO3)3 = NaNO3 + Al2(HPO4)3 =>
3 Na2HPO4 + 2 Al(NO3)3 = 6 NaNO3 + Al2(HPO4)3
CaO(s) + H2O(i) = Ca(OH)2(ac) =>
CaO(s) + H2O(i) = Ca(OH)2(ac)
CaO + CaO(Al2O3)2 = (CaO)12(Al2O3)7 =>
17 CaO + 7 CaO(Al2O3)2 = 2(CaO)12(Al2O3)7
Fe + H2O(steam) = Fe2O3 + H2(g) =>
2 Fe + 3 H2O(steam) = Fe2O3 + 3 H2(g)
S + OCl = SO3 + Cl =>
S + 3 OCl = SO3 + 3 Cl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
E + NaNO3 = ENO3 + Na =>
E + NaNO3 = ENO3 + Na
(C2H6O) + (H2CrO4) + (H2SO4) = (C2H4O) + Cr2(SO4)3 + (H2O) =>
3(C2H6O) + 2(H2CrO4) + 3(H2SO4) = 3(C2H4O) + Cr2(SO4)3 + 8(H2O)
Zn + HCl = Cl{-} + HZn{+} =>
Zn + HCl = Cl{-} + HZn{+}
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Sn{2}Cl + Hg{2}Cl = Hg{+}Cl + Sn{4}Cl =>
Sn{2}Cl + 2 Hg{2}Cl = 2 Hg{+}Cl + Sn{4}Cl
Magnesium + water = Mg(OH)2 + hydrogen =>
Mg + 2 H2O = Mg(OH)2 + H2
NaC7H5O2 + H2O = HC7H5O2 + NaOH =>
NaC7H5O2 + H2O = HC7H5O2 + NaOH
Ag + H2SO4(conc) = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4(conc) = Ag2SO4 + SO2 + 2 H2O
C6H8O6 + NH2Cl = C6H6O6 + NH4Cl =>
C6H8O6 + NH2Cl = C6H6O6 + NH4Cl
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Équations équilibrées sur10/17/24
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