Question:medium
If the ratio of the radius of a nucleus with 61 neutrons to that of helium nucleus is 3, the atomic number of this nucleus is
If the ratio of the radius of a nucleus with 61 neutrons to that of helium nucleus is 3, the atomic number of this nucleus is
Show Hint
Always cube the radius ratio → then use $A = Z + N$ to find atomic number.
Updated On: May 2, 2026
- $27$
- $47$
- $51$
- $61$
- $108$
Show Solution
The Correct Option is B
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