Chapter 8 Journey Inside the Atom - Part 5

What is the isotopic symbol notation for an element X with mass number A and atomic number Z?

Type: MCQ • Marks: 1
What is the isotopic symbol notation for an element X with mass number A and atomic number Z?
Options
A. ᴬ_𝑍X
B. Xᶻᴬ
C. ᴬX_𝑍
D. ᶻ_ᴬX
Explanation
Standard notation places mass number A as superscript and atomic number Z as subscript on the left of symbol X.
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Class 9th Science (MCQ)

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