| Équations équilibrées la veille |
H3PO4(s) + 3 NaCN(s) = 3 HCN + Na3PO4
FeS2 + H2O = SO4{2-} + Fe{2+} + H{+} + e =>
FeS2 + 8 H2O = 2 SO4{2-} + Fe{2+} + 16 H{+} + 14e
N7H3 + O2 = N2O + H25O =>
100 N7H3 + 181 O2 = 350 N2O + 12 H25O
Ba(ClO4)2 + C6H12N4 = BaCl2 + CO2 + N2 + H2O =>
9 Ba(ClO4)2 + 4 C6H12N4 = 9 BaCl2 + 24 CO2 + 8 N2 + 24 H2O
SO3 + K2CO3 = K2SO4 + CO2 =>
SO3 + K2CO3 = K2SO4 + CO2
NaP + CuSO4 = Na(SO4) + CuP =>
NaP + CuSO4 = Na(SO4) + CuP
Fe3C + HNO3 = Fe(NO3)3 + CO2 + NO + H2O =>
3 Fe3C + 40 HNO3 = 9 Fe(NO3)3 + 3 CO2 + 13 NO + 20 H2O
Ba(OH)2 + H4SiO4 = Ba(HSiO3)2 + H2O =>
Ba(OH)2 + 2 H4SiO4 = Ba(HSiO3)2 + 4 H2O
NaI + H3P = Na3P + HI =>
3 NaI + H3P = Na3P + 3 HI
H2Si + O = SiO2 + H2O =>
H2Si + 3 O = SiO2 + H2O
Be2C(s) + H2O(g) = Be(OH)2 + CH4 =>
Be2C(s) + 4 H2O(g) = 2 Be(OH)2 + CH4
NH4I + BiN = BiI3 + NH3 =>
3 NH4I + BiN = BiI3 + 4 NH3
NaNO2 + HNO3 = NO2 + NaNO3 + H2 =>
2 NaNO2 + 2 HNO3 = 2 NO2 + 2 NaNO3 + H2
K2[Zn(OH)4] = KOH + ZnO + H2O =>
K2[Zn(OH)4] = 2 KOH + ZnO + H2O
Li2CO3 + Co(C2H3O2)2 = Li2C2H3O2 + Co(CO3)2 =>
2 Li2CO3 + Co(C2H3O2)2 = 2 Li2C2H3O2 + Co(CO3)2
CH3OH + CH3COOH = CH3COOCH3 + H2O =>
CH3OH + CH3COOH = CH3COOCH3 + H2O
Zn(OH)2 + CH3COOH = H3O + CHCOO + Zn =>
3 Zn(OH)2 + 4 CH3COOH = 6 H3O + 4 CHCOO + 3 Zn
HNO3 + C2K6O + K2CrO4 = KNO3 + C2H4O + H2O + Cr(NO3)3 =>
28 HNO3 + 3 C2K6O + 2 K2CrO4 = 22 KNO3 + 3 C2H4O + 8 H2O + 2 Cr(NO3)3
NH3 + HNO3 = N2 + H2O =>
5 NH3 + 3 HNO3 = 4 N2 + 9 H2O
CuCl2(aq) + AgNO3(aq) = AgCl(ppt) + Cu(NO3)2(aq) =>
CuCl2(aq) + 2 AgNO3(aq) = 2 AgCl(ppt) + Cu(NO3)2(aq)
(NH)2S + ZnCl2 = ZnS + NHCl =>
(NH)2S + ZnCl2 = ZnS + 2 NHCl
HBr + C2H2 = C2Br2 + H2 =>
2 HBr + C2H2 = C2Br2 + 2 H2
K3Po4 + Ba(NO3)2 = K(NO3) + Ba3(Po4)2 =>
2 K3Po4 + 3 Ba(NO3)2 = 6 K(NO3) + Ba3(Po4)2
SF4(s) + H2O(l) = H2SO3(aq) + HF(aq) =>
SF4(s) + 3 H2O(l) = H2SO3(aq) + 4 HF(aq)
CuO + H2 = Cu(OH2) =>
CuO + H2 = Cu(OH2)
Pb[NO3]2 + Fe = Fe[NO3]3 + Pb =>
3 Pb[NO3]2 + 2 Fe = 2 Fe[NO3]3 + 3 Pb
NaOH + HOOCC6H4COOK = H2O + NaOOCC6H4COOK =>
NaOH + HOOCC6H4COOK = H2O + NaOOCC6H4COOK
AgI(aq) + Na2S(aq) = Ag2S + NaI(s) =>
2 AgI(aq) + Na2S(aq) = Ag2S + 2 NaI(s)
BeSO4 + Pb(NO3)2 = Be(NO3)2 + PbSO4 =>
BeSO4 + Pb(NO3)2 = Be(NO3)2 + PbSO4
N + O2 = N4O10 =>
4 N + 5 O2 = N4O10
Ca(NO3)2 + (NH4)H2PO4 + CH4N2O = Ca10(PO4)6(OH)2 + CO2 + N2 + H2O =>
30 Ca(NO3)2 + 18(NH4)H2PO4 + 41 CH4N2O = 3 Ca10(PO4)6(OH)2 + 41 CO2 + 80 N2 + 133 H2O
Al + Hg(NO3) = Hg + Al(NO3) =>
Al + Hg(NO3) = Hg + Al(NO3)
CH4 + CO2 = CO + H2 =>
CH4 + CO2 = 2 CO + 2 H2
Cu3(PO4)2 + Mn2(SO3)3 = MnPO4 + CuSO3 =>
Cu3(PO4)2 + Mn2(SO3)3 = 2 MnPO4 + 3 CuSO3
C10H16O2 + H2N2 = C10H20O2 + N2 =>
C10H16O2 + 2 H2N2 = C10H20O2 + 2 N2
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
NH4 + HgI4 + OH = (OHg2NH2)I + I + H2O =>
NH4 + 2 HgI4 + 4 OH = (OHg2NH2)I + 7 I + 3 H2O
Zn(s) + Cu(CH3COO)2(aq) = Cu(s) + Zn(CH3COO)(aq) =>
2 Zn(s) + Cu(CH3COO)2(aq) = Cu(s) + 2 Zn(CH3COO)(aq)
Pb(NO3)2 + NH4OH = Pb(OH)2 + NH3 + O2 =>
Pb(NO3)2 + 4 NH4OH = Pb(OH)2 + 6 NH3 + 4 O2
HNO3 + P2O3 = H3PO3 + N2O5 =>
6 HNO3 + P2O3 = 2 H3PO3 + 3 N2O5
Sr + Ag(NO3)2 = Sr(NO3)2 + Ag =>
Sr + Ag(NO3)2 = Sr(NO3)2 + Ag
MgI2 + Li3(PO4) = Mg3(PO4)2 + LiI =>
3 MgI2 + 2 Li3(PO4) = Mg3(PO4)2 + 6 LiI
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
NH3 + BaCl2 + H2O2 + H2O = NH4Cl + BaO2*8H2O =>
2 NH3 + BaCl2 + H2O2 + 8 H2O = 2 NH4Cl + BaO2*8H2O
Na3PO4 + CaBr2 = Ca3(PO4)2 + NaBr =>
2 Na3PO4 + 3 CaBr2 = Ca3(PO4)2 + 6 NaBr
CH3COOH + Cu2O = Cu(CH3COO) + H2O =>
2 CH3COOH + Cu2O = 2 Cu(CH3COO) + H2O
Al(NO3)*3 + H2SO4 = Al2(SO4)*3 + HNO3 =>
2 Al(NO3)*3 + H2SO4 = Al2(SO4)*3 + 2 HNO3
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
KI + NaBr = INa + KBr =>
KI + NaBr = INa + KBr
NaF + Pb(CH3COO)2 = PbF + Na(CH3COO)2 =>
NaF + Pb(CH3COO)2 = PbF + Na(CH3COO)2
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Équations équilibrées sur01/26/25
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