MCQ
Which one pair of atoms or ions will have same configuration
- A${F^ + }$ and $Ne$
- B$L{i^ + }$ and $H{e^ - }$
- ✓$C{l^ - }$ and $Ar$
- D$Na$ and $ K$
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Statement $(I)$ : Both metal and non-metal exist in $\mathrm{p}$ and $d$-block elements.
Statement $(II)$ : Non-metals have higher ionisation enthalpy and higher electronegativity than the metals.
In the light of the above statements, choose the most appropriate answer from the option given below:
Reason : $sp$ hybridised carbon atoms of acetylene are considerably electronegative.
$\mathrm{Li}, \mathrm{Be}, \mathrm{B}, \mathrm{C}, \mathrm{N}$
Choose the correct answer from the options given below: