| Équations équilibrées la veille |
2 NO + 2 H2 = N2 + 2 H2O
K2O2 + I2 = KI + KIO3 =>
3 K2O2 + 3 I2 = 4 KI + 2 KIO3
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
ZnSO4 + MgCl2 + Na3PO4 = Zn3(PO4)2 + MgSO4 + NaCl =>
3 ZnSO4 + 3 MgCl2 + 2 Na3PO4 = Zn3(PO4)2 + 3 MgSO4 + 6 NaCl
Fe(NO3)2 + AgF = FeF2 + AgNO3 =>
Fe(NO3)2 + 2 AgF = FeF2 + 2 AgNO3
SiO2 + C = SiCO + CO =>
SiO2 + 2 C = SiCO + CO
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
NO + NaOH = NaNO2 + H2O + N2O =>
4 NO + 2 NaOH = 2 NaNO2 + H2O + N2O
Pb(ClO4)2 + KCl = PbCl2 + KClO4 =>
Pb(ClO4)2 + 2 KCl = PbCl2 + 2 KClO4
C6H4O2 + H2 = C6H6O2 =>
C6H4O2 + H2 = C6H6O2
Ca2(CO3)2 + H2SO4 = Ca2(SO4)2 + CO2 + H2O =>
Ca2(CO3)2 + 2 H2SO4 = Ca2(SO4)2 + 2 CO2 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
Na2SO3 + KMnO4 + H2O = MnO(OH)2 + KOH + Na2SO4 =>
3 Na2SO3 + 2 KMnO4 + 3 H2O = 2 MnO(OH)2 + 2 KOH + 3 Na2SO4
NH4Cl + Cu(NO3)2 = CuCl + NH4(NO3)2 =>
NH4Cl + Cu(NO3)2 = CuCl + NH4(NO3)2
Ca + ZnCl2 = Zn + CaCl =>
2 Ca + ZnCl2 = Zn + 2 CaCl
Na2O2 + H2O = NaOH + H2O2 =>
Na2O2 + 2 H2O = 2 NaOH + H2O2
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
No2{-} + Ag{+} = No3{-} + Ag =>
3 No2{-} + Ag{+} = 2 No3{-} + Ag
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C8H17Cl + NaOH = C8H17OH + NaCl =>
C8H17Cl + NaOH = C8H17OH + NaCl
(CH2CH2CO2CH3)2 + H2 = (CH2CH2CH2OH)2 + CO2 =>
5(CH2CH2CO2CH3)2 + 7 H2 = 6(CH2CH2CH2OH)2 + 4 CO2
NH4I = NH4 + I =>
NH4I = NH4 + I
NaClO + H2O + S = Cl + Na2SO4 + NaOH =>
6 NaClO + 2 H2O + S = 6 Cl + Na2SO4 + 4 NaOH
Ag(NO3) + Na2(CO3) = Ag2(CO3) + Na(NO3) =>
2 Ag(NO3) + Na2(CO3) = Ag2(CO3) + 2 Na(NO3)
BaCl2 + H2SO4 = BaSO3 + H2O + Cl =>
BaCl2 + H2SO4 = BaSO3 + H2O + 2 Cl
PtO2 + HCl = PtCl2 + H2O + Cl2 =>
PtO2 + 4 HCl = PtCl2 + 2 H2O + Cl2
MoS2 + O2 + NaOH = Na2MoO4 + Na2SO4 + H2O =>
2 MoS2 + 9 O2 + 12 NaOH = 2 Na2MoO4 + 4 Na2SO4 + 6 H2O
HNO3 + RbOH = H2O + RbNO3 =>
HNO3 + RbOH = H2O + RbNO3
Na2S2O3 + Cl2 + H2O = NaHSO43 + HCl =>
Na2S2O3 + 82 Cl2 + 83 H2O = 2 NaHSO43 + 164 HCl
Pb{+}2 + Au{+}3 = Pb{+4} + Au =>
Pb{+}2 + 3 Au{+}3 = Pb{+4} + 3 Au
Ca2SO4 + CO2 = CaCO3 + CaSO3 =>
Ca2SO4 + CO2 = CaCO3 + CaSO3
Mn2(CO3)5 + H3PO4 = Mn3(PO4)5 + CO2 + H2O =>
3 Mn2(CO3)5 + 10 H3PO4 = 2 Mn3(PO4)5 + 15 CO2 + 15 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
F2 + H2SO4 = F2SO4 + H2 =>
F2 + H2SO4 = F2SO4 + H2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Li2SO4 + LiOH = Li2O + H2SO4 =>
Li2SO4 + 2 LiOH = 2 Li2O + H2SO4
C6H12O16 + O2 = CO2 + H2O =>
C6H12O16 + O2 = 6 CO2 + 6 H2O
K4Fe(CN)6 + HClO + H2SO4 = Fe2(SO4)3 + K2SO4 + HNO3 + CO2 + Cl2 + H2O =>
2 K4Fe(CN)6 + 122 HClO + 7 H2SO4 = Fe2(SO4)3 + 4 K2SO4 + 12 HNO3 + 12 CO2 + 61 Cl2 + 62 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
Na2O2 + HBr = NaBr + H2O2 =>
Na2O2 + 2 HBr = 2 NaBr + H2O2
NiCl2Na(SO4) = NiSO4NaCl2 =>
NiCl2Na(SO4) = NiSO4NaCl2
CoS + O2 = CoOSO2 =>
2 CoS + 3 O2 = 2 CoOSO2
MgCO3 + ZnO = MgZnO2 + CO2 =>
MgCO3 + ZnO = MgZnO2 + CO2
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Équations équilibrées sur11/14/24
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