| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuSO4 + 2 NaHS = CuS + Na2SO4 + H2S
I2 + Br2 + KOH = KBr + KIO3 + H2O =>
I2 + 5 Br2 + 12 KOH = 10 KBr + 2 KIO3 + 6 H2O
Hg2(NO3)2 + CuSO4 = Hg2SO4 + Cu(NO3)2 =>
Hg2(NO3)2 + CuSO4 = Hg2SO4 + Cu(NO3)2
Mg + Cu = Mg2Cu =>
2 Mg + Cu = Mg2Cu
Cu(NO3)2(aq) + BaS(aq) = CuS(s) + Ba(NO3)2 =>
Cu(NO3)2(aq) + BaS(aq) = CuS(s) + Ba(NO3)2
Ag + O3 = Ag2O =>
6 Ag + O3 = 3 Ag2O
Cd(OH)2 + NH4OH = Cd(NH3)4(OH)2 + H2O =>
Cd(OH)2 + 4 NH4OH = Cd(NH3)4(OH)2 + 4 H2O
NaBH4 = Na + B + H =>
NaBH4 = Na + B + 4 H
MgCl2 + Na2CO3 + H2O = (MgOH)2CO3 + NaCl + NaHCO3 =>
2 MgCl2 + 3 Na2CO3 + 2 H2O = (MgOH)2CO3 + 4 NaCl + 2 NaHCO3
C3H7OH + KMnO4 + H2SO4 = C3H6O + K2SO4 + MnSO4 + H2O =>
5 C3H7OH + 2 KMnO4 + 3 H2SO4 = 5 C3H6O + K2SO4 + 2 MnSO4 + 8 H2O
KI + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
2 KI + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
Ta + HNO3 + HF = H3[TaF7] + NO + H2O =>
3 Ta + 4 HNO3 + 21 HF = 3 H3[TaF7] + 4 NO + 8 H2O
BaCrO4 + H2SO4 = BaSO4 + H2Cr2O7 + H2O =>
2 BaCrO4 + 2 H2SO4 = 2 BaSO4 + H2Cr2O7 + H2O
K2CO3 + LiOH = KOH + Li2CO3 =>
K2CO3 + 2 LiOH = 2 KOH + Li2CO3
Fe2O3 + I2 = FeI3 + O2I2 =>
2 Fe2O3 + 9 I2 = 4 FeI3 + 3 O2I2
Ca(NO3)2 + CsI = CaI2 + CsNO3 =>
Ca(NO3)2 + 2 CsI = CaI2 + 2 CsNO3
C2H4 + HBr = C2H5Br =>
C2H4 + HBr = C2H5Br
H2O + Cl2O = HOCl =>
H2O + Cl2O = 2 HOCl
CH3OOH + NaOH = CH3OONa + H2O =>
CH3OOH + NaOH = CH3OONa + H2O
NaN3 + H2O = HN3 + Na2O =>
2 NaN3 + H2O = 2 HN3 + Na2O
KCl + MnO2 = KMnCl + O2 =>
KCl + MnO2 = KMnCl + O2
(COOH)2*2H2O + NaOH = Na2C2O4 + H2O =>
(COOH)2*2H2O + 2 NaOH = Na2C2O4 + 4 H2O
MgSO4 + Na(OH) = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 Na(OH) = Mg(OH)2 + Na2SO4
Mg(NO3)2 + K2S = MgS + K2(NO3)2 =>
Mg(NO3)2 + K2S = MgS + K2(NO3)2
CuI + H2SO4 = CuSO4 + S + I2 + H2O =>
6 CuI + 8 H2SO4 = 6 CuSO4 + 2 S + 3 I2 + 8 H2O
NaBH4 = Na + B + H =>
NaBH4 = Na + B + 4 H
Fe(OH)2 + NO2 = Fe(NO3)2 + NO + H2O =>
Fe(OH)2 + 3 NO2 = Fe(NO3)2 + NO + H2O
NH4Br + Cl = NH4Cl + Br2 =>
2 NH4Br + 2 Cl = 2 NH4Cl + Br2
N2O5(s) + H2O(l) = HNO3 =>
N2O5(s) + H2O(l) = 2 HNO3
P2H2 = PH3 + P4 =>
3 P2H2 = 2 PH3 + P4
H2SO4 + AgCl + Ag2Cr2O7 = Cr2(SO4)3 + Ag2(SO4) + Cl2 + H2O =>
7 H2SO4 + 6 AgCl + Ag2Cr2O7 = Cr2(SO4)3 + 4 Ag2(SO4) + 3 Cl2 + 7 H2O
KMnO4 + C2H6O2 = MnO2 + KOH + CO2 + H2O =>
10 KMnO4 + 3 C2H6O2 = 10 MnO2 + 10 KOH + 6 CO2 + 4 H2O
Br2 + NO + H2O = Br{-} + NO3{-} + H{+} =>
3 Br2 + 2 NO + 4 H2O = 6 Br{-} + 2 NO3{-} + 8 H{+}
KSCN + KMnO4 + H2SO4 = MnSO4 + CO2 + N2 + K2SO4 + H2O =>
10 KSCN + 22 KMnO4 + 28 H2SO4 = 22 MnSO4 + 10 CO2 + 5 N2 + 16 K2SO4 + 28 H2O
Ag + F2 = Ag2F =>
4 Ag + F2 = 2 Ag2F
Au + Cu(NO3)2 = AuNO3 + Cu =>
2 Au + Cu(NO3)2 = 2 AuNO3 + Cu
H + NF3 = N + HF =>
3 H + NF3 = N + 3 HF
Al + K2O = Al2O3 + K =>
2 Al + 3 K2O = Al2O3 + 6 K
O2H2 = O2 + H2 =>
O2H2 = O2 + H2
SnO + Ca(OH)2 = Sn(OH)2 + CaO =>
SnO + Ca(OH)2 = Sn(OH)2 + CaO
NH4 + O3 = N2O + H2O =>
6 NH4 + 5 O3 = 3 N2O + 12 H2O
NaHCO3 + SO2 = Na2SO4 + CO2 + H2 =>
2 NaHCO3 + SO2 = Na2SO4 + 2 CO2 + H2
NH4CH3COO + H2O = NH4OH + HCH3COO =>
NH4CH3COO + H2O = NH4OH + HCH3COO
Li(s) + H3PO4(aq) = H2(g) + Li3PO4(aq) =>
6 Li(s) + 2 H3PO4(aq) = 3 H2(g) + 2 Li3PO4(aq)
CUCl2 + H2S = CUS + HCl =>
CUCl2 + H2S = CUS + 2 HCl
K2(CO3) + HNO3 = KNO3 + CO2 + H2O =>
K2(CO3) + 2 HNO3 = 2 KNO3 + CO2 + H2O
Ca + HI = CaI2 + H2 =>
Ca + 2 HI = CaI2 + H2
Cu + NO2 = CuO + N2 =>
4 Cu + 2 NO2 = 4 CuO + N2
K3[Cr(OH)6] + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
2 K3[Cr(OH)6] + 6 H2SO4 = 3 K2SO4 + Cr2(SO4)3 + 12 H2O
NH3(s) + O2(g) = NO(g) + H2O(g) =>
4 NH3(s) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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