| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
AI + HBr = AIBr3 + H2 =>
2 AI + 6 HBr = 2 AIBr3 + 3 H2
Al + OH{-} + H2O = Al(OH)4{-} + H2 =>
2 Al + 2 OH{-} + 6 H2O = 2 Al(OH)4{-} + 3 H2
Zn(s) + HCl(s) = H2(g) + ZnCl2(aq) =>
Zn(s) + 2 HCl(s) = H2(g) + ZnCl2(aq)
CH2CHCH2C + O2 = CO2 + H2O =>
4 CH2CHCH2C + 21 O2 = 16 CO2 + 10 H2O
NaH2PO4 + Na2HPO4 = Na5P3O10 + H2O =>
NaH2PO4 + 2 Na2HPO4 = Na5P3O10 + 2 H2O
Na[Al(OH)4] + HNO3 = NaNO3 + Al(OH)3 + H2O =>
Na[Al(OH)4] + HNO3 = NaNO3 + Al(OH)3 + H2O
H2 + Br2 = HBr = HBr =>
H2 + Br2 = 2 HBr
TlSb44As06S8 + HNO3 = TlNO3 + Sb2O3 + As2O3 + H2SO4 + NO + H2O =>
3 TlSb44As06S8 + 202 HNO3 = 3 TlNO3 + 66 Sb2O3 + 9 As2O3 + 24 H2SO4 + 199 NO + 77 H2O
((NH4)3Po4) = H3Po4 + NH3 =>
((NH4)3Po4) = H3Po4 + 3 NH3
NaI + H2SO4 = H2O + SO2 + I2 + Na2SO4 =>
2 NaI + 2 H2SO4 = 2 H2O + SO2 + I2 + Na2SO4
CUO + Ba(OH)2 = CU(OH)2 + BaO =>
CUO + Ba(OH)2 = CU(OH)2 + BaO
NiCl2 + H2O2 + HCl = NiCl3 + H2O =>
2 NiCl2 + H2O2 + 2 HCl = 2 NiCl3 + 2 H2O
Hg2I2 + AgNO3 = AgI + HgNO3 =>
Hg2I2 + 2 AgNO3 = 2 AgI + 2 HgNO3
NaBr + KOH = NaOH + KBr =>
NaBr + KOH = NaOH + KBr
HClBaCl2 = HCl2BaCl =>
HClBaCl2 = HCl2BaCl
K2CO3 + Cu(NO3)2 = KNO3 + Cu(CO3) =>
K2CO3 + Cu(NO3)2 = 2 KNO3 + Cu(CO3)
H2SO4 + FeS = H2S + FeSO4 =>
H2SO4 + FeS = H2S + FeSO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cr2(SO4) + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O3 =>
3 Cr2(SO4) + 11 KClO3 + 18 KOH = 6 K2CrO4 + 11 KCl + 3 K2SO4 + 9 H2O3
C3H7OH + K2Cr2O7 + H2SO4 = C6H6O + Cr2(SO4) + K2SO4 + H2O =>
10 C3H7OH + 4 K2Cr2O7 + 8 H2SO4 = 5 C6H6O + 4 Cr2(SO4) + 4 K2SO4 + 33 H2O
FeBr3 + Ba(OH)2 = Fe(OH)3 + BaBr2 =>
2 FeBr3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaBr2
KI + AgNO3 = AgKI + NO3 =>
KI + AgNO3 = AgKI + NO3
Ca(OH)2 + NO2 = Ca(NO3)2 + H2 =>
Ca(OH)2 + 2 NO2 = Ca(NO3)2 + H2
CO = C + CO2 =>
2 CO = C + CO2
AsCl3 + H2S = As2S3 + H2Cl2 =>
2 AsCl3 + 3 H2S = As2S3 + 3 H2Cl2
H2O2 + AgNO3 + NaBH4 = Ag2O + H2 + NaNO3 + B2H6 =>
H2O2 + 4 AgNO3 + 4 NaBH4 = 2 Ag2O + 3 H2 + 4 NaNO3 + 2 B2H6
KHC8H4O4 + H2O = H2C8H4O4 + KOH =>
KHC8H4O4 + H2O = H2C8H4O4 + KOH
C6H12O2 + NaOH = C4H11Na + CH3COOH + CO2 =>
2 C6H12O2 + 2 NaOH = 2 C4H11Na + CH3COOH + 2 CO2
HgS + H2SO4 = HgSO4 + SO2 + H2O =>
HgS + 4 H2SO4 = HgSO4 + 4 SO2 + 4 H2O
(NH4)2S5 + HNO3 = H2SO3 + H2O + N =>
5(NH4)2S5 + 28 HNO3 = 25 H2SO3 + 9 H2O + 38 N
Mg(H2PO4)2 + KOH = Mg(OH)2 + K(H2PO4) =>
Mg(H2PO4)2 + 2 KOH = Mg(OH)2 + 2 K(H2PO4)
Mn + OH = Mn(OH) =>
Mn + OH = Mn(OH)
Fe{3+} + NCS{-} = [Fe(NCS)6]{-3} =>
Fe{3+} + 6 NCS{-} = [Fe(NCS)6]{-3}
C15H31COOH + NaOH = C15H31COONa + H2O =>
C15H31COOH + NaOH = C15H31COONa + H2O
P4 + HCIO + H2O = H3PO4 + HCI =>
P4 + 10 HCIO + 6 H2O = 4 H3PO4 + 10 HCI
Fe(NO3)3 + K3[Fe(CN)6] = Fe2(CN)6 + K3(NO3)3 =>
Fe(NO3)3 + K3[Fe(CN)6] = Fe2(CN)6 + K3(NO3)3
HCN + FrOH = H2O + FrCN =>
HCN + FrOH = H2O + FrCN
CH3CHClCH3 + NaOH = H2O + NaCl + CH3CHCH2 =>
CH3CHClCH3 + NaOH = H2O + NaCl + CH3CHCH2
Sb2S3 + Cl2 = SbCl3 + S =>
Sb2S3 + 3 Cl2 = 2 SbCl3 + 3 S
Mg2SI + H2O = MgO + SIH4 =>
Mg2SI + 2 H2O = 2 MgO + SIH4
NaC6H5COO + Ca(OH)2 = CaCO3 + C6H6 + Na2CO3 =>
2 NaC6H5COO + Ca(OH)2 = CaCO3 + 2 C6H6 + Na2CO3
Cl2 + K2S = KCl + S =>
Cl2 + K2S = 2 KCl + S
MgI2 + H2SO4 = MgSO4 + I2 + H2O + H2S =>
4 MgI2 + 5 H2SO4 = 4 MgSO4 + 4 I2 + 4 H2O + H2S
NaCrO2 + Cl2 + NaOH = Na2CrO4 + NaCl2 + H2O =>
NaCrO2 + 3 Cl2 + 4 NaOH = Na2CrO4 + 3 NaCl2 + 2 H2O
KH2PO4 + NaOH = NaHPO4 + H2O + K =>
KH2PO4 + NaOH = NaHPO4 + H2O + K
CH2O + NaOH = CHONa + H2O =>
CH2O + NaOH = CHONa + H2O
C8H18 + O2 = C8O2 + H18 =>
C8H18 + O2 = C8O2 + H18
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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Équations équilibrées sur12/10/24
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