| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 2 NO2 + 4 H2O
(NH4)2S(aq) + NaOH(aq) = Na2S + NH3 + H2O(aq) =>
(NH4)2S(aq) + 2 NaOH(aq) = Na2S + 2 NH3 + 2 H2O(aq)
NH4NO3 = N3 + H + O2 =>
6 NH4NO3 = 4 N3 + 24 H + 9 O2
Pb(NO3)2 + KI = PbI2 + KNO3 = Pb(NO3)2 + KI =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KBr + Na2S = K2S + Na2Br2 =>
2 KBr + Na2S = K2S + Na2Br2
NaH + Si2 = NaSi + H2 =>
2 NaH + Si2 = 2 NaSi + H2
C6H4(COOH)COOK + NaOH = NaK(C6H4(COO)2) + H2O =>
C6H4(COOH)COOK + NaOH = NaK(C6H4(COO)2) + H2O
Sr(OH)2 + (NH4)2S = HOH + NH3 + SrS =>
Sr(OH)2 + (NH4)2S = 2 HOH + 2 NH3 + SrS
C2H2 + HCl = ClCH2CH2Cl =>
C2H2 + 2 HCl = ClCH2CH2Cl
C2H2Cl4 + H2O + O2 = CO2 + HCl =>
2 C2H2Cl4 + 2 H2O + 3 O2 = 4 CO2 + 8 HCl
Cu + HNO3 = NO2 + H2O + Cu(NO3)2 =>
Cu + 4 HNO3 = 2 NO2 + 2 H2O + Cu(NO3)2
AsO2{-} + ClO3{-} = AsO3{-} + Cl{-} =>
3 AsO2{-} + ClO3{-} = 3 AsO3{-} + Cl{-}
HCl + CuBr = CuCl + HBr =>
HCl + CuBr = CuCl + HBr
Al(OH)3 + (H2)C(O3) = Al2(CO3)3 + (H2)O =>
2 Al(OH)3 + 3(H2)C(O3) = Al2(CO3)3 + 6(H2)O
C13H26 + O2 = H2O + CO2 =>
2 C13H26 + 39 O2 = 26 H2O + 26 CO2
(Li2CrO4) + BaCl2 = LiCl + BaCrO4 =>
(Li2CrO4) + BaCl2 = 2 LiCl + BaCrO4
Ni(NO3)2*6H2O + NaNCS + PPh3 = Ni(NCS)2(PPh3)2 + Na + NO3 + H2O =>
Ni(NO3)2*6H2O + 2 NaNCS + 2 PPh3 = Ni(NCS)2(PPh3)2 + 2 Na + 2 NO3 + 6 H2O
HN + Ca(OH)2 = CaN2 + H2O =>
2 HN + Ca(OH)2 = CaN2 + 2 H2O
NaBH4 + KIO3 + NaOH = KI + Na3BO3 + H2O =>
3 NaBH4 + 4 KIO3 + 6 NaOH = 4 KI + 3 Na3BO3 + 9 H2O
MgO + Al2O3 + Fe2O3 = [Mg]50[Al2]25[Fe2]75[O4]50 + [O3]50 =>
50 MgO + 25 Al2O3 + 75 Fe2O3 = [Mg]50[Al2]25[Fe2]75[O4]50 + [O3]50
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
CH3COOH + Na2SO3 = CH3COONa + H2SO3 =>
2 CH3COOH + Na2SO3 = 2 CH3COONa + H2SO3
Ca + Au + Sb = Ca3AuSb =>
3 Ca + Au + Sb = Ca3AuSb
CdCl2 + MgS = CdS + MgCl2 =>
CdCl2 + MgS = CdS + MgCl2
CH3CHOHCN + H2O = CH3CHOHCOOH + NH3 =>
CH3CHOHCN + 2 H2O = CH3CHOHCOOH + NH3
BaS + Sn(NO3)2 = Ba(NO3)2 + SnS =>
BaS + Sn(NO3)2 = Ba(NO3)2 + SnS
C3H8O(g) + O2 = CO2 + H2O(l) =>
2 C3H8O(g) + 9 O2 = 6 CO2 + 8 H2O(l)
KMnO4 + Al + KOH = K2MnO4 + Al(OH)3 =>
3 KMnO4 + Al + 3 KOH = 3 K2MnO4 + Al(OH)3
Zn(s) + N(g) = Zn3N2(s) =>
3 Zn(s) + 2 N(g) = Zn3N2(s)
NaHCO3 + C6H8O7 = CO2 + H2O + Na =>
18 NaHCO3 + C6H8O7 = 24 CO2 + 13 H2O + 18 Na
Co(NO3)2*6H2O + P(OPh)3 + NaBH4 = CoH[P(OPh)3]4 + NaOH + BH3 + H2O + HNO2 =>
2 Co(NO3)2*6H2O + 8 P(OPh)3 + 7 NaBH4 = 2 CoH[P(OPh)3]4 + 7 NaOH + 7 BH3 + 9 H2O + 4 HNO2
H2O + Na3 = H2ONa3 =>
H2O + Na3 = H2ONa3
H{+} + Cu2S + NO3{-} = Cu{2+} + S8 + NO2 + H2O =>
64 H{+} + 8 Cu2S + 32 NO3{-} = 16 Cu{2+} + S8 + 32 NO2 + 32 H2O
SrCl2(aq) + Na2S(aq) = NaCl + SrS =>
SrCl2(aq) + Na2S(aq) = 2 NaCl + SrS
CaCO3 + PbO2 = PbCO3 + O2 + CaO =>
2 CaCO3 + 2 PbO2 = 2 PbCO3 + O2 + 2 CaO
MgO + HCl2 = MgCl2 + H2O + Cl2 =>
MgO + 2 HCl2 = MgCl2 + H2O + Cl2
C17H3 + CuO = H2O + CO2 + Cu2 =>
4 C17H3 + 142 CuO = 6 H2O + 68 CO2 + 71 Cu2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu + S = CuS =>
Cu + S = CuS
CH3CH2OH + CUO = CH3CHO + H2O + CU =>
CH3CH2OH + CUO = CH3CHO + H2O + CU
Ti2(CO3)3 + H2O = Ti(OH)3 + H2CO3 =>
Ti2(CO3)3 + 6 H2O = 2 Ti(OH)3 + 3 H2CO3
Sr(NO3)2 + Na3PO4 = NaNO3 + Sr3(PO4)2 =>
3 Sr(NO3)2 + 2 Na3PO4 = 6 NaNO3 + Sr3(PO4)2
C6H12O7 + NaHCO3 = NaC6H11O7 + H2O + CO2 =>
C6H12O7 + NaHCO3 = NaC6H11O7 + H2O + CO2
Na2CO4 + BaCl2 = NaCl + BaCO4 =>
Na2CO4 + BaCl2 = 2 NaCl + BaCO4
H3Po4 + Na(OH) = H2O + Na3Po4 =>
H3Po4 + 3 Na(OH) = 3 H2O + Na3Po4
Zn + H2O = Zn2{+} + OH{-} + H2 =>
4 Zn + 2 H2O = 2 Zn2{+} + 2 OH{-} + H2
Na2CO3(aq) + MgSO4 = Na2SO4 + MgCO3 =>
Na2CO3(aq) + MgSO4 = Na2SO4 + MgCO3
S8 + Mn = Mn4S7 =>
7 S8 + 32 Mn = 8 Mn4S7
KMnO4 + SO2 + BaCl2 + H2O = K2SO4 + MnO2 + BaSO4 + HCl =>
2 KMnO4 + 3 SO2 + 2 BaCl2 + 2 H2O = K2SO4 + 2 MnO2 + 2 BaSO4 + 4 HCl
Li + HBr = LiHBr =>
Li + HBr = LiHBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/24
Équations équilibrées sur02/14/23
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