Atoms And Nuclei Question 174
Question: Isotopes are atoms having [KCET 1994; BHU 2001]
Options:
A) Same number of protons but different number of neutrons
B) Same number of neutrons but different number of protons
C) Same number of protons and neutrons
D) None of the above
Show Answer
Answer:
Correct Answer: A
Solution:
For isotopes Z is same and A is different. Therefore the number of neutrons $ A-Z $ will also be different.