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Which of the following pairs are isobars?

medium Q4 of 15
General Science - Physics (Basics)
Which of the following pairs are isobars?
A₁H¹ and ₂He⁴
B₆C¹⁴ and ₇N¹⁴
C₈O¹⁶ and ₈O¹⁸
D₆C¹² and ₆C¹⁴
Step-by-Step Solution
  1. Step 1: Understand isobars

    Isobars are atoms with the same mass number but different atomic numbers.
  2. Step 2: Identify the correct pair

    ₆C¹⁴ and ₇N¹⁴ both have mass number 14 but atomic numbers 6 and 7 respectively.
  3. Final Answer:

    ₆C¹⁴ and ₇N¹⁴ → Option B
  4. Quick Check:

    Isobars = Same mass number, different atomic number ✅
Quick Trick: Isobars have same mass number, different atomic number.
Common Mistakes:
MISTAKES
  • Confusing isotopes with isobars.
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