MCQ
Most stable complex ion is
- A$[Fe(Cl_6)]^{-3}$
- ✓$[Fe(CN)_6]^{-3}$
- C$[Fe(CN)_6]^{-4}$
- D$[Fe(H_2O)_6]^{+3}$
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${A_2}B(g) \to {A_2}(g) + B(g);\,\,\,\Delta {H^o} = 40\,kJ/mol$
${A_2}B(g) \to A(g) + AB(g);\,\,\,\Delta {H^o} = 50\,kJ/mol$
.....$ kJ/mol$