| Équations équilibrées la veille |
2 VO{2+} + H3PO3 + 2 H{+} = 2 V{3+} + H3PO4 + H2O
Cu2Cl2 + NH3 = Cu(NH3)Cl =>
Cu2Cl2 + 2 NH3 = 2 Cu(NH3)Cl
Br2O3{-} + H{+} + I{-} = Br{-} + H2O + I2 =>
2 Br2O3{-} + 12 H{+} + 14 I{-} = 4 Br{-} + 6 H2O + 7 I2
C4H10(g) + O2(g) = CO3(g) + H2O(g) =>
2 C4H10(g) + 17 O2(g) = 8 CO3(g) + 10 H2O(g)
Fe304 + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
Fe304 + 912 H2SO4 = 152 Fe2(SO4)3 + 912 H2O + 456 SO2
B4(H10) + O2 = B2O3 + H2O =>
2 B4(H10) + 11 O2 = 4 B2O3 + 10 H2O
SO3 + H6O3 = H2SO4 =>
3 SO3 + H6O3 = 3 H2SO4
Fe2O3(s) + H2O(s) = Fe(OH)3(s) =>
Fe2O3(s) + 3 H2O(s) = 2 Fe(OH)3(s)
AlI + HgCl2 = HgI2 + AlCl =>
2 AlI + HgCl2 = HgI2 + 2 AlCl
NaNO5 = NaNO2 + O2 =>
2 NaNO5 = 2 NaNO2 + 3 O2
P + I2 = PI3 =>
2 P + 3 I2 = 2 PI3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C2H4 + KMnO4 + H2SO4 + H2O = C2H6O2 + MnO2 + K2SO4 =>
3 C2H4 + 2 KMnO4 + H2SO4 + 2 H2O = 3 C2H6O2 + 2 MnO2 + K2SO4
Zn(oh)2 + AlCl3 = ZnCl2 + Al(oh)3 =>
9 Zn(oh)2 + 12 AlCl3 = 18 ZnCl2 + 4 Al(oh)3
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
Ca + HBr = CaBr + H =>
Ca + HBr = CaBr + H
CO2 + CaSiO3 + H2O = SiO2 + CaH2C2O6 =>
2 CO2 + CaSiO3 + H2O = SiO2 + CaH2C2O6
C6H12 + KMnO4 + H2O = C6H13O2 + MnO2 + KOH =>
C6H12 + KMnO4 + H2O = C6H13O2 + MnO2 + KOH
Cu + AgNO3 = (Cu)2NO3 + Ag =>
2 Cu + AgNO3 = (Cu)2NO3 + Ag
NH4Fe(SO4)2 + KSCN = K3[Fe(SCN)6] + (NH4)2SO4 + K2SO4 =>
2 NH4Fe(SO4)2 + 12 KSCN = 2 K3[Fe(SCN)6] + (NH4)2SO4 + 3 K2SO4
Se8 + F2 = SeF =>
Se8 + 4 F2 = 8 SeF
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
Cl2(g) + (aq)NaBr = (aq)NaCl + (l)Br2 =>
Cl2(g) + 2(aq)NaBr = 2(aq)NaCl + (l)Br2
BaO + MnO2 = BaMnO3 =>
BaO + MnO2 = BaMnO3
H3C{-}COOH = H3C{-}CO{-}OC3H7 =>
H3C{-}COOH = H3C{-}CO{-}OC3H7
H2O + P2O5 = H3PO4 =>
3 H2O + P2O5 = 2 H3PO4
Zn + Au(NO2)2 = Zn(NO2)2 + Au =>
Zn + Au(NO2)2 = Zn(NO2)2 + Au
NaNO2 + Na2CrO4 + KOH = Na3CrO3 + KNO3 + NaNO3 + H2O =>
3 NaNO2 + 2 Na2CrO4 + 2 KOH = 2 Na3CrO3 + 2 KNO3 + NaNO3 + H2O
Cr(OH)4{-}(aq) + OH{-}(aq) + H2O2 = CrO4{2-}(aq) + H2O(l) =>
2 Cr(OH)4{-}(aq) + 2 OH{-}(aq) + 3 H2O2 = 2 CrO4{2-}(aq) + 8 H2O(l)
C + Ca(OH)2 = C(OH) + Ca =>
2 C + Ca(OH)2 = 2 C(OH) + Ca
CH3CHCl2 + NaOH = CH3CHO + NaCl + H2O =>
CH3CHCl2 + 2 NaOH = CH3CHO + 2 NaCl + H2O
Ba + SO2 = BaO + S =>
2 Ba + SO2 = 2 BaO + S
Cu(s) + Pb(NO3)2(aq) = Pb(s) + CuNO3(aq) =>
2 Cu(s) + Pb(NO3)2(aq) = Pb(s) + 2 CuNO3(aq)
KI + H2SO4 = KHSO4 + H2O + S02 + I2 =>
12 KI + 14 H2SO4 = 12 KHSO4 + 8 H2O + S02 + 6 I2
CuSO4 + CaO + H2O = Cu(OH)2 + CaSO4 =>
CuSO4 + CaO + H2O = Cu(OH)2 + CaSO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cr2(SO3)3 + Br2 + NaOH = Na2CrO4 + NaBr + Na2SO4 + H2O =>
Cr2(SO3)3 + 6 Br2 + 22 NaOH = 2 Na2CrO4 + 12 NaBr + 3 Na2SO4 + 11 H2O
Ba{2+} + IO3{-] = Ba(IO3)2 =>
Ba{2+} + 2 IO3{-] = Ba(IO3)2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
K + N2 = K3N =>
6 K + N2 = 2 K3N
OH{-} + Cr{3+} = CrO4{2-} + H2O + {-} =>
8 OH{-} + Cr{3+} = CrO4{2-} + 4 H2O + 3e
C2H4O2 + NaHCO3 = NaHC3OO + H2O + CO2 =>
5 C2H4O2 + 4 NaHCO3 = 4 NaHC3OO + 10 H2O + 2 CO2
ZrC + B = B4C + Zr =>
ZrC + 4 B = B4C + Zr
SnI4 + KI = SnI2 + KI3 =>
SnI4 + KI = SnI2 + KI3
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
AlH3 + Cl2 = AlCl3 + H2 =>
2 AlH3 + 3 Cl2 = 2 AlCl3 + 3 H2
NiCl2 + Ca(OH)2 = Ni(OH)2 + Cl2Ca =>
NiCl2 + Ca(OH)2 = Ni(OH)2 + Cl2Ca
AgBr + H2O = HBr + Ag2O =>
2 AgBr + H2O = 2 HBr + Ag2O
MgF2 + Be = BeF2 + Mg =>
MgF2 + Be = BeF2 + Mg
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Équations équilibrées sur10/18/24
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