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Q.
In the following the most stable conformation of n- butane is
NTA AbhyasNTA Abhyas 2020Organic Chemistry – Some Basic Principles and Techniques
Solution:
Out of these conformations of n- butane the conformation that is ‘Anti’ is the most stable one as in it same atoms or groups are present at maximum distance (opposite or at 180o). The stability order can be given as follows