SSC CGL 2017 Tier 1 Questions and Answers

Question

What are isobars?

[A] Elements with same atomic number but different mass number
[B] Elements with different atomic number but same mass number
[C] Elements with different atomic number and different mass number
[D] Elements with same atomic number and same mass number
Answer & Explanation

Answer: [   Elements with same atomic number but different mass number ]

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