Q: The elements of which of the following pairs are isobars?
(a)1¹H and 1³H
(b)1¹H and 1²H
(c)12⁶C and 14⁶C
(d)40¹⁸Ar and 40²⁰Ca
Correct Answer: (d)
The correct answer is (c) '12⁶C and 14⁶C'. This question from the General Studies domain tests knowledge of Miscellaneous.