Nuclei - Result Question 7

7. A nucleus represented by the symbol $ _Z^{A} X$ has

(a) $A$ protons and $(Z-A)$ neutrons

(b) $Z$ neutrons and $(A-Z)$ protons

[2004]

(c) $Z$ protons and $(A-Z)$ neutrons

(d) $Z$ protons and $A$ neutrons

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Answer:

Correct Answer: 7. (c)

Solution:

  1. (c) $ _Z^{A} X$ has $Z$ protons and $(A-Z)$ neutrons