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QJEEM21Ch8a73: JEE Main 2021 Chemistry - Class 11 JEEM21Ch8a73 Solution: The set of elements that differ in mutual relationship from…
The set of elements that differ in mutual relationship from those of the other sets is :
Multiple Choice Options
- A Li - Na
- B Be - Al
- C B - Si
- D Li - Mg
Step-by-Step Verified Solution

Li–Mg, B–Si, Be–Al show diagonal relationship but Li and Na do not show diagonal relationship as both belongs to same group and not placed diagonally.