| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HY + 2 HNO3 = Y2 + 2 NO2 + 2 H2O
H + Fe2MnO4 = Fe3 + Mn2 + H2O =>
48 H + 6 Fe2MnO4 = 4 Fe3 + 3 Mn2 + 24 H2O
KMnO4 + C6H12O6 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
24 KMnO4 + 5 C6H12O6 + 36 H2SO4 = 24 MnSO4 + 30 CO2 + 66 H2O + 12 K2SO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ag(s) + H2S(g) = Ag2S + H2 =>
2 Ag(s) + H2S(g) = Ag2S + H2
P2O5 + Fe2O3 = Fe3O4 + PO4 =>
P2O5 + 9 Fe2O3 = 6 Fe3O4 + 2 PO4
NH4O + NaOH = NH4OH + NaO =>
NH4O + NaOH = NH4OH + NaO
C135H96O9NS + O2 = CO2 + H2O + N2 + SO2 =>
2 C135H96O9NS + 311 O2 = 270 CO2 + 96 H2O + N2 + 2 SO2
Fe2O3 + KOH = Fe2(OH)3 + KO =>
Fe2O3 + 3 KOH = Fe2(OH)3 + 3 KO
Al(s) + Cl2(g) = AlCl50(s) =>
Al(s) + 25 Cl2(g) = AlCl50(s)
Sn(OH)2 + HMnO4 = Sn(MnO4)2 + H2O =>
Sn(OH)2 + 2 HMnO4 = Sn(MnO4)2 + 2 H2O
S + CaCl2 + H2O = CaSO4 + Cl + H =>
S + CaCl2 + 4 H2O = CaSO4 + 2 Cl + 8 H
Al(MnO4)3 + NH4(C2H3O2) = NH4MnO4 + Al(C2H3O2)3 =>
Al(MnO4)3 + 3 NH4(C2H3O2) = 3 NH4MnO4 + Al(C2H3O2)3
NH4NO3 + O = NO2 + H2O =>
NH4NO3 + 3 O = 2 NO2 + 2 H2O
CaCO3 + CsS2 = CaS + Cs(CO3)2 =>
2 CaCO3 + CsS2 = 2 CaS + Cs(CO3)2
NaBH4 + CH2O + H2O = CH3OH + NaH2BO2 =>
NaBH4 + 3 CH2O + 2 H2O = 3 CH3OH + NaH2BO2
CH3COH + KMnO4 + H2SO4 = CH3COOH + Mn2SO4 + K2SO4 + H2O =>
6 CH3COH + 2 KMnO4 + 2 H2SO4 = 6 CH3COOH + Mn2SO4 + K2SO4 + 2 H2O
HCl + Cr = H2 + Cl2Cr =>
2 HCl + Cr = H2 + Cl2Cr
Fe{2+} + NO2{-} + H{+} = Fe{3+} + NO + H2O =>
Fe{2+} + NO2{-} + 2 H{+} = Fe{3+} + NO + H2O
B + HNO3 + HF = H2[BF4] + NO + H2O =>
3 B + 2 HNO3 + 12 HF = 3 H2[BF4] + 2 NO + 4 H2O
C2H5Cl*CH3Cl*2Na = C3H8*2NaCl =>
C2H5Cl*CH3Cl*2Na = C3H8*2NaCl
FeO(s) + H2O(l) + CO2(g) = Fe3O4(s) + CH4 =>
12 FeO(s) + 2 H2O(l) + CO2(g) = 4 Fe3O4(s) + CH4
Cu(NO3)2 + H2O = HNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 H2O = 2 HNO3 + Cu(OH)2
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
CH4 + H2S = CS2 + H2 =>
CH4 + 2 H2S = CS2 + 4 H2
FeC2O4*2H2O + H2C2O4 + K2C2O4 + H2O2 = K3[Fe(C2O4)3]*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3[Fe(C2O4)3]*3H2O
CoCl2 + HCl = HCoCl3 =>
CoCl2 + HCl = HCoCl3
C2H5OH + CrO3 = Cr2O3 + C2H3OH + H2O =>
3 C2H5OH + 2 CrO3 = Cr2O3 + 3 C2H3OH + 3 H2O
C3H5OH + O2 = CO2 + H2O =>
C3H5OH + 4 O2 = 3 CO2 + 3 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CS2(g) + O2(g) = SO2(g) + CO2(g) =>
CS2(g) + 3 O2(g) = 2 SO2(g) + CO2(g)
HBr + NH4OH = BrNH4 + HOH =>
HBr + NH4OH = BrNH4 + HOH
RbF + Al2S3 = Rb2S + AlF3 =>
6 RbF + Al2S3 = 3 Rb2S + 2 AlF3
C6H4(OH)NO2 + H2O + Fe(OH) = C6H4(OH)NH2 + Fe(OH)3 =>
C6H4(OH)NO2 + 4 H2O + 3 Fe(OH) = C6H4(OH)NH2 + 3 Fe(OH)3
C6H12O6 + Zn + H2SO4 = C6H14O6 + ZnSO4 =>
C6H12O6 + Zn + H2SO4 = C6H14O6 + ZnSO4
Na2B4O7*10H2O(borax) + HNO3 = NaNO3 + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HNO3 = 2 NaNO3 + 4 H3BO3 + 5 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
KIO3 + Na2SO + H2SO4 = I2 + NaSO4 + K2SO4 + H2O =>
8 KIO3 + 5 Na2SO + 9 H2SO4 = 4 I2 + 10 NaSO4 + 4 K2SO4 + 9 H2O
Zn + Sb2O3 + H2SO4 = Zn2SO4 + H2O + SbH3 =>
12 Zn + Sb2O3 + 6 H2SO4 = 6 Zn2SO4 + 3 H2O + 2 SbH3
Na3ScF6 + Na2Al2O2F4 = Na2Sc2OF6 + Na2Al2OF6 + NaF =>
2 Na3ScF6 + Na2Al2O2F4 = Na2Sc2OF6 + Na2Al2OF6 + 4 NaF
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Na2Cr2O7H4O2 = Na + Cr2O7 + H2O =>
Na2Cr2O7H4O2 = 2 Na + Cr2O7 + 2 H2O
NaSbS2 + HCl = NaCl + Sb2S3 + H2S =>
2 NaSbS2 + 2 HCl = 2 NaCl + Sb2S3 + H2S
Zn + CuCl22H2O = ZnCl + Cu + H2O =>
22 Zn + CuCl22H2O = 22 ZnCl + Cu + H2O
(C6)(H6) + O = (C6)(H6)(O3) =>
(C6)(H6) + 3 O = (C6)(H6)(O3)
P2I4 + P4 + H2O = PH4I + H3PO4 =>
10 P2I4 + 13 P4 + 128 H2O = 40 PH4I + 32 H3PO4
K3PO4 + MgCl2 = KCl + Mg3 + (PO4)2 =>
2 K3PO4 + 3 MgCl2 = 6 KCl + Mg3 + (PO4)2
Cr(NO3)3 + Zn = Cr + ZnNO3 =>
Cr(NO3)3 + 3 Zn = Cr + 3 ZnNO3
Mg + H2SO4 = Mg(SO4)2 + SO2 + H2O =>
Mg + 4 H2SO4 = Mg(SO4)2 + 2 SO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/08/23
Équations équilibrées sur01/07/23
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