Équations équilibrées la veille |
Li2SO4 + Pb(C2H3O2)2 = 2 Li(C2H3O2) + PbSO4
PO4 + Pb(NO3)2 = Pb + PO4NO3 =>
2 PO4 + Pb(NO3)2 = Pb + 2 PO4NO3
HCl + MgSe = H2 + Se + MgCl2 =>
2 HCl + MgSe = H2 + Se + MgCl2
K2Cr2O7 + SH2 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 SH2 + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
MgO2MgO = Mg + O2 =>
2 MgO2MgO = 4 Mg + 3 O2
NaI + CH3CH2CH2CH2Cl = NaCl + CH3CH2CH2CH2I =>
NaI + CH3CH2CH2CH2Cl = NaCl + CH3CH2CH2CH2I
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Hg + F2 = Hg2F2 =>
2 Hg + F2 = Hg2F2
CaCl2(aq) + NH4OH(aq) = CaOH(aq) + NH4Cl2(aq) =>
CaCl2(aq) + NH4OH(aq) = CaOH(aq) + NH4Cl2(aq)
K2Cr2O7 + NaOH + H2O2 = Na3[Cr(OH)6] + KOH + O2 =>
2 K2Cr2O7 + 12 NaOH + 8 H2O2 = 4 Na3[Cr(OH)6] + 4 KOH + 7 O2
Na2CO3 + HCH3COO = CO2 + NaHCH3COO + H2O =>
4 Na2CO3 + 9 HCH3COO = 6 CO2 + 8 NaHCH3COO + 2 H2O
C4H9Br + NaOH = C4H9OH + NaBr =>
C4H9Br + NaOH = C4H9OH + NaBr
N2H4{+2} + Cu(OH)2 = N2 + Cu + H2O + H{+} =>
N2H4{+2} + Cu(OH)2 = N2 + Cu + 2 H2O + 2 H{+}
H2O2 + NaCl = H2O + NaOCl =>
H2O2 + NaCl = H2O + NaOCl
C13H26N3S3O2 + O2 = CO2 + H2O + SO2 + NO2 =>
2 C13H26N3S3O2 + 49 O2 = 26 CO2 + 26 H2O + 6 SO2 + 6 NO2
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + Y(NO3)3*6H2O + CuCl2*5H2O + C7H8O6 = Bi90Y10Fe90Cu10O300 + CO2 + H2O + N2 + Cl2 =>
180 Bi(NO3)3*5H2O + 180 Fe(NO3)3*9H2O + 20 Y(NO3)3*6H2O + 20 CuCl2*5H2O + 235 C7H8O6 = 2 Bi90Y10Fe90Cu10O300 + 1645 CO2 + 3680 H2O + 570 N2 + 20 Cl2
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + NaNO3 =>
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + 2 NaNO3
(Ni(NH3)6)Cl2 + H2O = Ni(OH)2 + NH4Cl + NH3 =>
(Ni(NH3)6)Cl2 + 2 H2O = Ni(OH)2 + 2 NH4Cl + 4 NH3
ZnCO3 + HCl = ZnCl2 + H2O + CO2 =>
ZnCO3 + 2 HCl = ZnCl2 + H2O + CO2
Cu2O(s) = Cu + CuO =>
Cu2O(s) = Cu + CuO
Na + HSO = NaSO + H2 =>
2 Na + 2 HSO = 2 NaSO + H2
KI + Br = KBr + I =>
KI + Br = KBr + I
Li2SO4 + Pb(C2H3O2)2 = Li2(C2H3O2)2 + PbSO4 =>
Li2SO4 + Pb(C2H3O2)2 = Li2(C2H3O2)2 + PbSO4
BrCl = Br + Cl =>
BrCl = Br + Cl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaClO + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
4 NaClO + Na2S2O3 + 2 NaOH = 4 NaCl + 2 Na2SO4 + H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
[Ag(H2O)]{+} + CN{-} = [Ag(CN)2]{-} + H2O =>
[Ag(H2O)]{+} + 2 CN{-} = [Ag(CN)2]{-} + H2O
Li2SO4 + Pb(C2H3O2)2 = C2H3LiO2 + PbSO4 =>
Li2SO4 + Pb(C2H3O2)2 = 2 C2H3LiO2 + PbSO4
Cr2S3 + Mn(NO3) + Na2CO3 = NO + CO2 + Na2CrO4 + Na2Mn04 + Na2SO =>
3 Cr2S3 + 8 Mn(NO3) + 17 Na2CO3 = 8 NO + 17 CO2 + 6 Na2CrO4 + 2 Na2Mn04 + 9 Na2SO
LiOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + LiNO3(aq) =>
3 LiOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + 3 LiNO3(aq)
HF + Al(OH) = AlF + H2O =>
HF + Al(OH) = AlF + H2O
C3H6Br2 + KOH = C3H5Br + KBr + H2O =>
C3H6Br2 + KOH = C3H5Br + KBr + H2O
K2Br + AgNO2 = Ag2Br + KNO2 =>
K2Br + 2 AgNO2 = Ag2Br + 2 KNO2
BCl3 + H2 = B + HCl2 =>
4 BCl3 + 3 H2 = 4 B + 6 HCl2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Li(s) + NaCl(aq) = LiCl(aq) + Na(s) =>
Li(s) + NaCl(aq) = LiCl(aq) + Na(s)
AgNO3 + (NH4)2S2O3 = Ag2S2O3 + NH4NO3 =>
2 AgNO3 + (NH4)2S2O3 = Ag2S2O3 + 2 NH4NO3
MgSO4 + Sr(NO3)2 = Mg(NO3)2 + Sr(SO4) =>
MgSO4 + Sr(NO3)2 = Mg(NO3)2 + Sr(SO4)
PCl5 + Na2S = P2S5 + NaCl =>
2 PCl5 + 5 Na2S = P2S5 + 10 NaCl
NaBr + H2PO4 = Na2PO4 + HBr =>
2 NaBr + H2PO4 = Na2PO4 + 2 HBr
PbMoO4 + P = P2O5 + PbMo =>
5 PbMoO4 + 8 P = 4 P2O5 + 5 PbMo
KMnOO4 + NH3 = KNO3 + MnO2 + KOH + H2O =>
8 KMnOO4 + 5 NH3 = 5 KNO3 + 8 MnO2 + 3 KOH + 6 H2O
(c)Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq)H3BO3 =>
(c)Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 3 H3BO3(s) + Na2SO4(aq)H3BO3
BeO + CaO = BeCaO2 =>
BeO + CaO = BeCaO2
CH3COOH(aq) + Ba(OH)2(aq) = Ba(CH3COO)2(aq) + H2O(aq) =>
2 CH3COOH(aq) + Ba(OH)2(aq) = Ba(CH3COO)2(aq) + 2 H2O(aq)
K(OH) + KH(C8H4O4) = H2O + K2(C8H4O4) =>
K(OH) + KH(C8H4O4) = H2O + K2(C8H4O4)
Ca(ClO)2 + Na2CO3 = NaClO + CaCO3 =>
Ca(ClO)2 + Na2CO3 = 2 NaClO + CaCO3
ClO2 + OH = ClO3 + H2O =>
ClO2 + 2 OH = ClO3 + H2O
Zn + MnO4{2-} + H{+} = Zn{2+} + Mn{3+} + H2O =>
3 Zn + 2 MnO4{2-} + 16 H{+} = 3 Zn{2+} + 2 Mn{3+} + 8 H2O
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