MCQ
$C- H$ bond type in benzene is :
- A$\sigma\ sp−s$
- ✓$\sigma \ sp^2−s$
- C$\sigma\ sp^3−s$
- D$\sigma\ p−p$
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$C(g) + 4H(g) \to C{H_4}(g),\,\Delta H = - {x_1}\,k\,cal$
$C{H_4}(g) \to C{H_3}(g) + H(g),\,\Delta H = + y\,k\,cal$
The bond energy of $C - H$ bond is
$(a) ClO_4^-> ClO_3^-> ClO_2^-> ClO^-$ Stability order
$(b) Cl_2 > Br_2> F_2> I_2$ Bond energy
$(c) OF_2 < OH_2< OCl_2$ Bond angle
$(d) I^-> Br^-> Cl^-$ Reducing power