1. Tardigrade
  2. Question
  3. Chemistry
  4. Which of the following is correct order of σ-bond strength? I. 2 s -2 s II .2 s -2 p III .2 p -2 p IV .3 s-3 s

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Q. Which of the following is correct order of $\sigma$-bond strength?
I. $2 s -2 s$
II .$2 s -2 p$
III .$2 p -2 p$
IV .$3 s-3 s$

NTA AbhyasNTA Abhyas 2020Chemical Bonding and Molecular Structure

Solution:

Correct order $\underbrace{2 p \cdot 2 p >2 s \cdot 2 p >2 s \cdot 2 s >3 s .3 s}$