Moderate
Which of the following is the pair of isobars?
Correct answer: E. Both B and D
- A. 1H1 and 2H1
- B. 30H15 and 30Si14
- C. 12C6 and 16O8
- D. 40Cl and 40Ar
- E. Both B and D
Explanation
Isobars have the same mass number but different atomic numbers. Pairs B and D meet this condition.
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