| Équations équilibrées la veille |
4 Fe + 3 O2 = 2 Fe2O3
FeSO4 + K2Cr2O3 + H2SO4 = Fe2(SO4)3 + Cr2SO4 + K2SO4 + H2O =>
2 FeSO4 + K2Cr2O3 + 3 H2SO4 = Fe2(SO4)3 + Cr2SO4 + K2SO4 + 3 H2O
CH6N2O3 + H2O = C(NH2)2 + H2O2 =>
CH6N2O3 + H2O = C(NH2)2 + 2 H2O2
CaBr2 + Ba(OH)2 = Ca(OH)2 + Br2Ba =>
CaBr2 + Ba(OH)2 = Ca(OH)2 + Br2Ba
Na2WO4 + HNO3 + Na3PO4 = Na3PW12O40 + NaNO3 + H2O =>
12 Na2WO4 + 24 HNO3 + Na3PO4 = Na3PW12O40 + 24 NaNO3 + 12 H2O
AgNO3 + CoCl2 = Co(NO3)2 + Ag2Cl2 =>
2 AgNO3 + CoCl2 = Co(NO3)2 + Ag2Cl2
PB + HNo3 = PB(No3)2 + H2 =>
PB + 2 HNo3 = PB(No3)2 + H2
C8H18 + O12 = CO2 + H2O =>
12 C8H18 + 25 O12 = 96 CO2 + 108 H2O
H2S + CO = H2SCO =>
H2S + CO = H2SCO
Al2O3 + CO2 + H2O = Al(HCO3)3 =>
Al2O3 + 6 CO2 + 3 H2O = 2 Al(HCO3)3
S + LiOH = Li2S + Li2SO4 + H2O =>
4 S + 8 LiOH = 3 Li2S + Li2SO4 + 4 H2O
Sn + CoCl2 = SnCl2 + Co =>
Sn + CoCl2 = SnCl2 + Co
CaO + P2O3 = Ca(PO2)2 =>
CaO + P2O3 = Ca(PO2)2
PbSO4 + KF = K2SO4 + PbF2 =>
PbSO4 + 2 KF = K2SO4 + PbF2
Bi(ClO3)5 = BiCl5 + O2 =>
2 Bi(ClO3)5 = 2 BiCl5 + 15 O2
Re + Cl2 = ReCl3 =>
2 Re + 3 Cl2 = 2 ReCl3
Fe(SO4) + Al2S3 = Al2(SO4)3 + FeS =>
3 Fe(SO4) + Al2S3 = Al2(SO4)3 + 3 FeS
CH4N2O + NO = CO2 + H2O + N2 =>
2 CH4N2O + 6 NO = 2 CO2 + 4 H2O + 5 N2
CaI2(ac) + AlBr3(ac) = CaBr2(ac) + AlI3(ac) =>
3 CaI2(ac) + 2 AlBr3(ac) = 3 CaBr2(ac) + 2 AlI3(ac)
Bi2O3 + C2 = Bi + CO =>
2 Bi2O3 + 3 C2 = 4 Bi + 6 CO
Ca(NO3)2 + NH4Cl = N2O + H2O + CaCl2 =>
Ca(NO3)2 + 2 NH4Cl = 2 N2O + 4 H2O + CaCl2
Cu(SO4) + (NH4)(OH) = (NH4)2(SO4) + Cu(OH)2 =>
Cu(SO4) + 2(NH4)(OH) = (NH4)2(SO4) + Cu(OH)2
Na(s) + H2O(l) = NaOH(aq) + H2(h) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(h)
Mg(s) + Cl2 = MgCl2 =>
Mg(s) + Cl2 = MgCl2
Al + C2H4 + H2 = (C2H5)3Al =>
2 Al + 6 C2H4 + 3 H2 = 2(C2H5)3Al
NH4Cl(aq) + AgCH3COO(aq) = AgCl(s) + NH4CH3COO(s) =>
NH4Cl(aq) + AgCH3COO(aq) = AgCl(s) + NH4CH3COO(s)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe3O4 + Na2FeO4 + H2SO4 = Fe2(SO4)3 + Na2SO4 + H2O =>
3 Fe3O4 + Na2FeO4 + 16 H2SO4 = 5 Fe2(SO4)3 + Na2SO4 + 16 H2O
Zn + HNO3 = H2O + NH4(NO3) + Zn(NO3)2 =>
4 Zn + 10 HNO3 = 3 H2O + NH4(NO3) + 4 Zn(NO3)2
Ca(H2PO4)2 + NH4OH = (NH4)2HPO4 + CaHPO4 + H2O =>
Ca(H2PO4)2 + 2 NH4OH = (NH4)2HPO4 + CaHPO4 + 2 H2O
CaCl2 + Cr2(SO4)3 = Ca2SO4 + Cr(Cl2)3 =>
6 CaCl2 + Cr2(SO4)3 = 3 Ca2SO4 + 2 Cr(Cl2)3
HgO + HCl = Hg(Cl)2 + H2O =>
HgO + 2 HCl = Hg(Cl)2 + H2O
K(s) + H2O(i) = KH2O =>
K(s) + H2O(i) = KH2O
P2O4 = P + O2 =>
P2O4 = 2 P + 2 O2
HCl2 + H2O = HCl + HClO3 =>
6 HCl2 + 3 H2O = 11 HCl + HClO3
K2 + CrO4 + Pb(NO3) = KNO3 + PbCrO4 =>
K2 + 2 CrO4 + 2 Pb(NO3) = 2 KNO3 + 2 PbCrO4
BH3 + PCl3 = BH3{-} + PCl3{+} =>
BH3 + PCl3 = BH3{-} + PCl3{+}
C3H6 + CO + H2 = C4H8O =>
C3H6 + CO + H2 = C4H8O
K4Fe(CN)6 + H2SO4 + H2O2 = Fe2(SO4)3 + K2SO4 + HNO3 + CO2 + H2O =>
2 K4Fe(CN)6 + 7 H2SO4 + 61 H2O2 = Fe2(SO4)3 + 4 K2SO4 + 12 HNO3 + 12 CO2 + 62 H2O
Mg(s) + HCl = MgCl2(ag) + H2(g) =>
Mg(s) + 2 HCl = MgCl2(ag) + H2(g)
HCl(aq) + NiS(s) = NiCl2(s) + H2S(g) =>
2 HCl(aq) + NiS(s) = NiCl2(s) + H2S(g)
CsOH + H2O = CsO + H3O =>
CsOH + H2O = CsO + H3O
Zn + KNO3 + H2SO4 = (NH4)2S + K2SO4 + ZnSO4 + H2O =>
12 Zn + 2 KNO3 + 14 H2SO4 = (NH4)2S + K2SO4 + 12 ZnSO4 + 10 H2O
CH4N + O2 = CO + H2O + NO =>
CH4N + 2 O2 = CO + 2 H2O + NO
K2(C2O4) + CaCl2 = KCl + Ca(C2O4) =>
K2(C2O4) + CaCl2 = 2 KCl + Ca(C2O4)
Na3PO4 + H2S = H3PO4 + Na2S =>
2 Na3PO4 + 3 H2S = 2 H3PO4 + 3 Na2S
C2H4O2 + C5H12O = C7H14O2 + H2O =>
C2H4O2 + C5H12O = C7H14O2 + H2O
H2SO4 = H + SO4 =>
H2SO4 = 2 H + SO4
HgS + HCl + HNO{3} = HgCl{2} + NO + S + H{2}O =>
HgS + HCl + 4 HNO{3} = HgCl{2} + 4 NO + S + 5 H{2}O
C3H6O + FIGH = C3H6O{-} + FIGH{+} =>
C3H6O + FIGH = C3H6O{-} + FIGH{+}
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