Équations équilibrées la veille |
4 P0 + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
NH4ClHg(C2H3O2) = NH4(C2H3O2)HgCl =>
NH4ClHg(C2H3O2) = NH4(C2H3O2)HgCl
NH4ClHg(C2H3O2) = NH4C2H3O2HgCl =>
NH4ClHg(C2H3O2) = NH4C2H3O2HgCl
ZrCl4 + H2O2 = H2ZrO5 + HCl + O2 =>
2 ZrCl4 + 6 H2O2 = 2 H2ZrO5 + 8 HCl + O2
NI = N2I2 =>
2 NI = N2I2
NH2 + Cl2 = NCl3 + HCl =>
2 NH2 + 5 Cl2 = 2 NCl3 + 4 HCl
Pb2Cl = Pb + Cl =>
Pb2Cl = 2 Pb + Cl
Pt + O2 = PtO2 =>
Pt + O2 = PtO2
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
K2Cr2O7 + H2SO4 + CrSO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 CrSO4 = 4 Cr2(SO4)3 + K2SO4 + 7 H2O
Mg(OH)NO3 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)NO3 + HNO3 = Mg(NO3)2 + H2O
ZnSO4 + Ba(No3)2 = Zn(No3)2 + BaSO4 =>
ZnSO4 + Ba(No3)2 = Zn(No3)2 + BaSO4
(NH4)2SO4 + Na(OH) = NH3 + Na2SO4 + H2O =>
(NH4)2SO4 + 2 Na(OH) = 2 NH3 + Na2SO4 + 2 H2O
KCl(s) + O2 = KClO3 =>
2 KCl(s) + 3 O2 = 2 KClO3
Na2HPO4 = H3PO4 + Na3PO4 =>
3 Na2HPO4 = H3PO4 + 2 Na3PO4
NaNO3 + MgCl2 = Mg(NO3)2 + NaCl =>
2 NaNO3 + MgCl2 = Mg(NO3)2 + 2 NaCl
NaCl(aq) + H2O(l) = NaOH(aq) + H2(g) + Cl2(g) =>
2 NaCl(aq) + 2 H2O(l) = 2 NaOH(aq) + H2(g) + Cl2(g)
Ni + Hg(NO3)2 = Ni(NO3)2 + Hg2 =>
2 Ni + 2 Hg(NO3)2 = 2 Ni(NO3)2 + Hg2
SnOP2O5 = SnP2O6 =>
SnOP2O5 = SnP2O6
FeCl2 + KOH = Fe(OH)2 + ClK =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 ClK
NaCHO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaCHO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
CO2 + Ba(OH)2 = BaCO3 + H2O =>
CO2 + Ba(OH)2 = BaCO3 + H2O
Mn3N7 = Mn + N =>
Mn3N7 = 3 Mn + 7 N
NaHCO3 + C9H8O4 = NaC9H7O4 + H2O + CO2 =>
NaHCO3 + C9H8O4 = NaC9H7O4 + H2O + CO2
KMnO4 + SO2 + KOH = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 SO2 + 4 KOH = 2 MnSO4 + 3 K2SO4 + 2 H2O
KOH + Fr(NO3)3 = Fr(OH)3 + KNO3 =>
3 KOH + Fr(NO3)3 = Fr(OH)3 + 3 KNO3
Mg(s) + Fe(NO3)2(aq) = Mg(NO3)2 + Fe =>
Mg(s) + Fe(NO3)2(aq) = Mg(NO3)2 + Fe
Bi(NO3)3 + KMnO4 + HCl = BiCl5 + HNO3 + MnCl2 + KCl + H2O =>
5 Bi(NO3)3 + 2 KMnO4 + 31 HCl = 5 BiCl5 + 15 HNO3 + 2 MnCl2 + 2 KCl + 8 H2O
NaO + SO3 = Na2 + SO4 =>
2 NaO + 2 SO3 = Na2 + 2 SO4
H3As + NaOH = Na3As + H2O =>
H3As + 3 NaOH = Na3As + 3 H2O
MgSO3 + O2 = MgSO4 =>
2 MgSO3 + O2 = 2 MgSO4
Co(NO3)2 + K3Fe(CN)6 = Co(CN)2 + K3Fe(NO3)6 =>
3 Co(NO3)2 + K3Fe(CN)6 = 3 Co(CN)2 + K3Fe(NO3)6
Rb2S + AlBr3 = RbBr + Al2S3 =>
3 Rb2S + 2 AlBr3 = 6 RbBr + Al2S3
Ba{2+} + CrO4{2-} = BaCrO4 =>
Ba{2+} + CrO4{2-} = BaCrO4
(NH4)2SO4 + Fe(OH)3 = Fe2(SO4)3 + NH3 + H2O =>
3(NH4)2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 NH3 + 6 H2O
CrCl3(aq) + Ba(OH)2(aq) = Cr(OH)3 + BaCl2 =>
2 CrCl3(aq) + 3 Ba(OH)2(aq) = 2 Cr(OH)3 + 3 BaCl2
H{+} + Sn{+2} + MnO4{-} = Sn{+4} + Mn{+2} + H2O =>
16 H{+} + 5 Sn{+2} + 2 MnO4{-} = 5 Sn{+4} + 2 Mn{+2} + 8 H2O
HBrO + Ca(OH)2 = Ca(BrO)2 + H2O =>
2 HBrO + Ca(OH)2 = Ca(BrO)2 + 2 H2O
MnCl2 + HF = MnF2 + HCl =>
MnCl2 + 2 HF = MnF2 + 2 HCl
Ba + K2O = BaO + K =>
Ba + K2O = BaO + 2 K
C2H2(acetylene) + Br2 = CBrCBr + H2 =>
C2H2(acetylene) + Br2 = CBrCBr + H2
Fe2O3(s) + H2C2O4(aq) = H3Fe(C2O4)3(aq) + H2O(l) =>
Fe2O3(s) + 6 H2C2O4(aq) = 2 H3Fe(C2O4)3(aq) + 3 H2O(l)
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
C3H8 = C2H4CH4 =>
C3H8 = C2H4CH4
Al3 + Mg = MgAl3 =>
Al3 + Mg = MgAl3
CuO + Pb = Cu + Pb2O4 =>
4 CuO + 2 Pb = 4 Cu + Pb2O4
Cu + O4 = CuO =>
4 Cu + O4 = 4 CuO
K4Fe(CN)6 + KOH + Ce(NO3)4 = Fe(OH)3 + Ce(OH)3 + K2CO3 + KNO3 + H2O =>
K4Fe(CN)6 + 258 KOH + 61 Ce(NO3)4 = Fe(OH)3 + 61 Ce(OH)3 + 6 K2CO3 + 250 KNO3 + 36 H2O
BaCO3 + NH3 + H2O = Ba(OH)2 + CO3 + NH4 =>
BaCO3 + 2 NH3 + 2 H2O = Ba(OH)2 + CO3 + 2 NH4
Al + HBr = AlBr + H2 =>
2 Al + 2 HBr = 2 AlBr + H2
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