Home Physics System of Particles Rotational Motion Centre of Mass In the HCl molecule, the separation between …
Physics System of Particles Rotational Motion Centre of Mass MCQ (Single Correct)

In the HCl molecule, the separation between the nuclei of the two atoms is about 1.27 Å (1 Å = 10 –10 m). The approximate location of the centre of mass of the molecule, distance from hydrogen atom assuming the chlorine atom to be about 35.5 times massive as hydrogen is

A
B
2.5 Å
C
1.24 Å
D
1.5 Å

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Text Solution

Verified by Experts
The correct answer is:
C

r = 1.27 Å

Since centre of mass cannot go beyond bond legth

= 1.24 Å

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