| Équations équilibrées la veille |
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
H3 + PO3 = H3PO4 + PH3 =>
4 H3 + 4 PO3 = 3 H3PO4 + PH3
C18H36O2 + ZnO = C36H70O4Zn + H2O =>
2 C18H36O2 + ZnO = C36H70O4Zn + H2O
IO3{-} + HSO3{-} + H2O = I2 + SO4{-2} + H3O{+} =>
2 IO3{-} + 5 HSO3{-} + 2 H2O = I2 + 5 SO4{-2} + 3 H3O{+}
C + O2 = CO2 =>
C + O2 = CO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
FeSO4 + NH4NCS = Fe(NCS)2 + (NH4)2SO4 =>
FeSO4 + 2 NH4NCS = Fe(NCS)2 + (NH4)2SO4
Fe2(SO4)3 + MnCl2 = FeCl3 + MnSO4 =>
Fe2(SO4)3 + 3 MnCl2 = 2 FeCl3 + 3 MnSO4
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
PbN + HCl = HN + PbCl =>
PbN + HCl = HN + PbCl
HCl + SnCl2 + O3 = SnCl4 + H2O =>
6 HCl + 3 SnCl2 + O3 = 3 SnCl4 + 3 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C21H44 + CuO = CO2 + H2O + Cu =>
C21H44 + 64 CuO = 21 CO2 + 22 H2O + 64 Cu
Ca + O = CaO =>
Ca + O = CaO
K + AlO = KO + Al =>
K + AlO = KO + Al
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
H2(g) + CI(g) = HCI(aq) =>
H2(g) + 2 CI(g) = 2 HCI(aq)
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
O2 + C5H12O2 = CO2 + H2O =>
7 O2 + C5H12O2 = 5 CO2 + 6 H2O
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Ca + N = CaN =>
Ca + N = CaN
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
AuCl3 = Au + Cl2 =>
2 AuCl3 = 2 Au + 3 Cl2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Mn2O3 + H2O = Mn(OH)2 + O2 =>
2 Mn2O3 + 4 H2O = 4 Mn(OH)2 + O2
CuCl2*2H2O + Al = AlCl3 + Cu + H2O =>
3 CuCl2*2H2O + 2 Al = 2 AlCl3 + 3 Cu + 6 H2O
A2 + B3 = B3A2 =>
A2 + B3 = B3A2
Mg + YCl3 = Y + MgCl2 =>
3 Mg + 2 YCl3 = 2 Y + 3 MgCl2
Ni{2+} + NH3 = Ni(NH3)4{2+} =>
Ni{2+} + 4 NH3 = Ni(NH3)4{2+}
CaCO3 + H{+} = Ca{2+} + HCO3{-} =>
CaCO3 + H{+} = Ca{2+} + HCO3{-}
SO2 + K2Cr2O7 + HNO3 = Cr2(SO4)3 + KNO3 + H2O =>
3 SO2 + K2Cr2O7 + 2 HNO3 = Cr2(SO4)3 + 2 KNO3 + H2O
BaCl2 + Ca(OH)2 = BaOH + CaCl4 =>
2 BaCl2 + Ca(OH)2 = 2 BaOH + CaCl4
AgClO3 = AgCl + O2 =>
2 AgClO3 = 2 AgCl + 3 O2
Li + Ni3P2 = Li3P + Ni =>
6 Li + Ni3P2 = 2 Li3P + 3 Ni
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
K3[Al(OH)6] + CrCl3 = KCl + AlCl3 + Cr(OH)3 =>
K3[Al(OH)6] + 2 CrCl3 = 3 KCl + AlCl3 + 2 Cr(OH)3
KI + Br + KOH = KIO + KBr + H2O =>
KI + 2 Br + 2 KOH = KIO + 2 KBr + H2O
MgCl2 + MgO + H2O = MgOHCl =>
MgCl2 + MgO + H2O = 2 MgOHCl
Ca(ClO3)2 = Ca + (ClO3)2 =>
Ca(ClO3)2 = Ca + (ClO3)2
Cr2(SO4)3 + Br2 + NaOH = Na2CrO4 + NaBr + NaSO4 + H2O =>
2 Cr2(SO4)3 + 9 Br2 + 32 NaOH = 4 Na2CrO4 + 18 NaBr + 6 NaSO4 + 16 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
C6H5NO2 + H2 = C6H7N + H2O =>
C6H5NO2 + 3 H2 = C6H7N + 2 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
ZnBr2 + K2CrO4 = ZnCrO4 + KBr =>
ZnBr2 + K2CrO4 = ZnCrO4 + 2 KBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PH3 + HMnO4 = HPO4 + MnO2 + H2O =>
3 PH3 + 10 HMnO4 = 3 HPO4 + 10 MnO2 + 8 H2O
BaCo3 + HNO3 = Ba(NO3)2 + H2Co3 =>
BaCo3 + 2 HNO3 = Ba(NO3)2 + H2Co3
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
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Équations équilibrées sur10/19/24
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