| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C20H42(s) + 61 O2(g) = 40 CO2(g) + 42 H2O(l)
Cu + NaNO3 + H2SO4 = NaHSO4 + CuSO4 + H2O + NO =>
3 Cu + 2 NaNO3 + 5 H2SO4 = 2 NaHSO4 + 3 CuSO4 + 4 H2O + 2 NO
FeS + Na2O2 = Fe2O3 + Na2SO4 + Na2O =>
2 FeS + 9 Na2O2 = Fe2O3 + 2 Na2SO4 + 7 Na2O
MnO2 + Sn(OH)4 = MnSn + O2(OH)4 =>
MnO2 + Sn(OH)4 = MnSn + O2(OH)4
P2O3 + H2 = P + H2O =>
P2O3 + 3 H2 = 2 P + 3 H2O
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
KMn04 + FeS04 + H2SO4 = K2SO4 + MnS04 + Fe2(SO4)3 + H2O =>
54 KMn04 + 190 FeS04 + 416 H2SO4 = 27 K2SO4 + 216 MnS04 + 95 Fe2(SO4)3 + 416 H2O
Fe + H{+} = Fe{3+} + H2 =>
2 Fe + 6 H{+} = 2 Fe{3+} + 3 H2
HIO = I2O + H2O =>
2 HIO = I2O + H2O
C2H4O + H2O = C2H6O + O2 =>
2 C2H4O + 2 H2O = 2 C2H6O + O2
H2(s) + Cl2(s) = HCl =>
H2(s) + Cl2(s) = 2 HCl
MnCl2 + NaClO + NaOH = Na2MnO4 + NaCl + H2O =>
MnCl2 + 2 NaClO + 4 NaOH = Na2MnO4 + 4 NaCl + 2 H2O
Zn + AgI = ZnI2 + Ag =>
Zn + 2 AgI = ZnI2 + 2 Ag
C2H4 + C2H6 = C3H8 =>
C2H4 + 2 C2H6 = 2 C3H8
SiO2 + HF = H2O + SiF4 =>
SiO2 + 4 HF = 2 H2O + SiF4
Cu2S2 + O2 = Cu2O + S2 =>
2 Cu2S2 + O2 = 2 Cu2O + 2 S2
K2S + O2 = K2SO4 =>
K2S + 2 O2 = K2SO4
As2O3 + KBrO3 + HCl = As2O5 + Br2 + KCl + H2O =>
5 As2O3 + 4 KBrO3 + 4 HCl = 5 As2O5 + 2 Br2 + 4 KCl + 2 H2O
Cu + NO3H = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 NO3H = Cu(NO3)2 + 2 H2O + 2 NO2
KHP + NaOH = H2O + NaKP =>
KHP + NaOH = H2O + NaKP
SnCl2 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + SnCl4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 SnCl2 + 2 K2Cr2O7 + 14 H2SO4 = 3 Sn(SO4)2 + 3 SnCl4 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
CH5S + O2 = CO2 + H2O + SO2 =>
4 CH5S + 13 O2 = 4 CO2 + 10 H2O + 4 SO2
CH4 + NaOH = NaCH3 + H2O =>
CH4 + NaOH = NaCH3 + H2O
Fe + Na2O = Fe2O3 + Na =>
2 Fe + 3 Na2O = Fe2O3 + 6 Na
S{-2} + Al{+3} = S3Al2 =>
3 S{-2} + 2 Al{+3} = S3Al2
N2O4 + Ca(OH)2 = Ca(NO3)2 + NO + H2O =>
3 N2O4 + 2 Ca(OH)2 = 2 Ca(NO3)2 + 2 NO + 2 H2O
C6H12O6(g) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(g) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
HBr + Mn = MnBr7 + H2 =>
14 HBr + 2 Mn = 2 MnBr7 + 7 H2
P4 + O = P2O5 =>
P4 + 10 O = 2 P2O5
Si + NaOH = Si(OH)4 + Na =>
Si + 4 NaOH = Si(OH)4 + 4 Na
AgF + HCl = HF + AgCl =>
AgF + HCl = HF + AgCl
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[P(Mo3O10)4] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[P(Mo3O10)4] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
CaSO4(H2O)2 = CaSO4 + H2O =>
CaSO4(H2O)2 = CaSO4 + 2 H2O
Ca3(PO2)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO2)2 + 3 SiO2 + C = 3 CaSiO3 + CO + 2 P
NH4OH + H2O = NH5OH + OH =>
NH4OH + H2O = NH5OH + OH
K3PO4 + AgNO3 = K3PO4AgNO3 =>
K3PO4 + AgNO3 = K3PO4AgNO3
CH3CH2OH + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
CH3CH2OH + 4 Cu(OH)2 = CH3COOH + 2 Cu2O + 5 H2O
C3H5(NO3)3 = CO2 + N + O2 + H2O =>
4 C3H5(NO3)3 = 12 CO2 + 12 N + O2 + 10 H2O
SO2 = SO3 + S2O =>
5 SO2 = 3 SO3 + S2O
S + NaCl = SCl + Na =>
S + NaCl = SCl + Na
C6H12O6 + H2O = C6H14O7 =>
C6H12O6 + H2O = C6H14O7
BaO + H2SO3 = BaSO4 + H2 =>
BaO + H2SO3 = BaSO4 + H2
Ag2SO4 + KI = AgI + K2SO4 =>
Ag2SO4 + 2 KI = 2 AgI + K2SO4
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3(s) + NaNO3(aq) =>
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3(s) + 2 NaNO3(aq)
Bi(NO3)3 + Na2[Sn(OH)4] + NaOH = Bi + Na2[Sn(OH)6] + NaNO3 =>
2 Bi(NO3)3 + 3 Na2[Sn(OH)4] + 6 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaNO3
Fe + KNO3 = K + Fe(NO3)3 =>
Fe + 3 KNO3 = 3 K + Fe(NO3)3
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
PCl5 + KOH = K3PO4 + KCl + H2O =>
PCl5 + 8 KOH = K3PO4 + 5 KCl + 4 H2O
Cu + NaOH + H2O = Na[Cu(OH)4] + H2 =>
2 Cu + 2 NaOH + 6 H2O = 2 Na[Cu(OH)4] + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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