Équations équilibrées la veille |
K4[Fe(CN)6] = FeC2 + 4 KCN + N2
C2H4 + N2 = C2H4N =>
2 C2H4 + N2 = 2 C2H4N
Al + H2(SO)4 = H2 + Al(SO)4 =>
Al + H2(SO)4 = H2 + Al(SO)4
Ca(OH)2 + KHC8H4O4 = K + Ca + C4H4O4 + H2O =>
5 Ca(OH)2 + 2 KHC8H4O4 = 2 K + 5 Ca + 4 C4H4O4 + 2 H2O
C2H6O + C4H8O2 = C6H12O2 + H2O =>
C2H6O + C4H8O2 = C6H12O2 + H2O
NaHCO3(aq) + H3C6H5O7(aq) = CO2 + H2O + Na3C6H5O7(aq) =>
3 NaHCO3(aq) + H3C6H5O7(aq) = 3 CO2 + 3 H2O + Na3C6H5O7(aq)
NH4Cl + Al(OH)3 = NH3 + H2O + AlCl3 =>
3 NH4Cl + Al(OH)3 = 3 NH3 + 3 H2O + AlCl3
Ca + F2 = CaF3(s) =>
2 Ca + 3 F2 = 2 CaF3(s)
BaCl2 + LiCN = Ba(CN)2 + LiCl =>
BaCl2 + 2 LiCN = Ba(CN)2 + 2 LiCl
Na(s) + Br2 = NaBr =>
2 Na(s) + Br2 = 2 NaBr
Fe(s) + H2SO4(l) = Fe(ii)SO4(s) + H(g) =>
Fe(s) + H2SO4(l) = Fe(ii)SO4(s) + 2 H(g)
Magnesium + hydrochloricacid = magnesiumchloride + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaOOCCH3 + HCl = NaCl + CH3COOH =>
NaOOCCH3 + HCl = NaCl + CH3COOH
SrCl2(aq) + NH4F(aq) = SrF2 + NH4Cl(aq) =>
SrCl2(aq) + 2 NH4F(aq) = SrF2 + 2 NH4Cl(aq)
HCl + MnO2 + H2SO4 = MnSO4 + H2O + Cl2 =>
2 HCl + MnO2 + H2SO4 = MnSO4 + 2 H2O + Cl2
N2O + KClO + K(OH) = KCl + KNO2 + H2O =>
N2O + 2 KClO + 2 K(OH) = 2 KCl + 2 KNO2 + H2O
KH2PO4 + KCl = K2HPO4 + HCl =>
KH2PO4 + KCl = K2HPO4 + HCl
C9H2O + O2 = H2O + C2O =>
4 C9H2O + 9 O2 = 4 H2O + 18 C2O
PbS2 + PbSO4 = Pb + SO2 =>
PbS2 + 2 PbSO4 = 3 Pb + 4 SO2
Sn + Pt(SO4)2 = Pt + Sn(SO4)2 =>
Sn + Pt(SO4)2 = Pt + Sn(SO4)2
KMnO4 + H2SO4 + MnSO4 + Fe{2+} = K2SO4 + Fe2(SO4)3 + Mn{2+} + H2O =>
2 KMnO4 + 8 H2SO4 + 8 MnSO4 + 10 Fe{2+} = K2SO4 + 5 Fe2(SO4)3 + 10 Mn{2+} + 8 H2O
Hg(Cl)2 + NaOH = NaCl + (OH)2Hg =>
Hg(Cl)2 + 2 NaOH = 2 NaCl + (OH)2Hg
Al2(SO4)3 + Ca(OH)2 = AlO3H3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 AlO3H3 + 3 CaSO4
Na2Co3(aq) + NaOh(aq) = Na2Oh(aq) + NaCo3(lmnop) =>
Na2Co3(aq) + NaOh(aq) = Na2Oh(aq) + NaCo3(lmnop)
SnO2 + HCl = Sn + Cl + H2O =>
SnO2 + 4 HCl = Sn + 4 Cl + 2 H2O
Ag2S + O2 = Ag2SO4 =>
Ag2S + 2 O2 = Ag2SO4
(C5)H12 + O2 = CO2 + H2O =>
(C5)H12 + 8 O2 = 5 CO2 + 6 H2O
HCl + CH3Cl = Cl2 + CH4 =>
HCl + CH3Cl = Cl2 + CH4
MnO2 + H2 = H2O + Mn =>
MnO2 + 2 H2 = 2 H2O + Mn
Li(PO4) + Zn(NO3) = Zn(PO4) + Li(NO3) =>
Li(PO4) + Zn(NO3) = Zn(PO4) + Li(NO3)
CaS + CO2 = CaO + C + SO2 =>
2 CaS + 3 CO2 = 2 CaO + 3 C + 2 SO2
HCl + Pb(ClO3)2 = PbCl2 + HClO3 =>
2 HCl + Pb(ClO3)2 = PbCl2 + 2 HClO3
Mn + Nb3 + S6 = MnNb3S6 =>
Mn + Nb3 + S6 = MnNb3S6
Br{-} + Cr2O7{2-} + H{+} = Br2 + Cr{3+} + H2O =>
6 Br{-} + Cr2O7{2-} + 14 H{+} = 3 Br2 + 2 Cr{3+} + 7 H2O
SnF4 + Ca(CO3) = CaF2 + Sn(CO3)2 =>
SnF4 + 2 Ca(CO3) = 2 CaF2 + Sn(CO3)2
Na2SO4 + Ca(BrO3)2 = NaBrO3 + CaSO4 =>
Na2SO4 + Ca(BrO3)2 = 2 NaBrO3 + CaSO4
NH3 + O2 = N2O3 + H4O =>
8 NH3 + 9 O2 = 4 N2O3 + 6 H4O
Mn(NO3)2 + CoSO4 = MnSO4 + Co(NO3)2 =>
Mn(NO3)2 + CoSO4 = MnSO4 + Co(NO3)2
NiCl2H2O + NH3 = Ni(NH3)6Cl2 + H2O =>
NiCl2H2O + 6 NH3 = Ni(NH3)6Cl2 + H2O
KH2SO4 + O2 = K2O + SO3 + H2O =>
4 KH2SO4 + O2 = 2 K2O + 4 SO3 + 4 H2O
CoSO4 + Na2CO3 + H2O = (CoOH)2CO3 + Na2SO4 + CO2 =>
2 CoSO4 + 2 Na2CO3 + H2O = (CoOH)2CO3 + 2 Na2SO4 + CO2
K2Cr2O7 + C2H4O + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H4O2 + H2O =>
K2Cr2O7 + 3 C2H4O + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C2H4O2 + 4 H2O
Fe(OH)3 + H3(PO4) = Fe(PO4) + H(OH) =>
Fe(OH)3 + H3(PO4) = Fe(PO4) + 3 H(OH)
CdSO4 + NH4OH = Cd(OH)2 + (NH4)2SO4 =>
CdSO4 + 2 NH4OH = Cd(OH)2 + (NH4)2SO4
PbNO3 + AgSO4 = AgNO3 + PbSO4 =>
PbNO3 + AgSO4 = AgNO3 + PbSO4
NaCl + PbO2 + H2SO4 = Cl2 + H2O + PbSO4 + Na2SO4 =>
2 NaCl + PbO2 + 2 H2SO4 = Cl2 + 2 H2O + PbSO4 + Na2SO4
C27H9O27 + O2 = CO2 + H2O =>
4 C27H9O27 + 63 O2 = 108 CO2 + 18 H2O
(C2H5)2NCSSNa*3H2O + CoCl2*6H2O + H2O2 = Co[S2CN(C2H5)2]3 + NaCl + NaOH + H2O =>
6(C2H5)2NCSSNa*3H2O + 2 CoCl2*6H2O + H2O2 = 2 Co[S2CN(C2H5)2]3 + 4 NaCl + 2 NaOH + 30 H2O
Na2(SO4) + CaI2 = NaI + Ca(SO4) =>
Na2(SO4) + CaI2 = 2 NaI + Ca(SO4)
NH4Cl + K2[HgI4] + KOH = Hg2NI + KI + KCl + H2O =>
NH4Cl + 2 K2[HgI4] + 4 KOH = Hg2NI + 7 KI + KCl + 4 H2O
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