MCQ
Which of the following compound has maximum boiling point
- ✓$n- $ hexane
- B$n- $ pentane
- C$2, 2- $ dimethyl propane
- D$2- $ methyl butane
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Assertion $A:$ The spin only magnetic moment value for $\left[ Fe ( CN )_6\right]^{3-}$ is $1.74 BM$, whereas for $\left[ Fe \left( H _2 O \right)_6\right]^{3+}$ is $5.92\,BM$.
Reason $R :$ In both complexes, $Fe$ is present in +3 oxidation state.
In the light of the above statements, choose the correct answer from the options given below:

$2s$ $2{p_x}$ $2{p_y}$ $2{p_z}$