Atomic Structure Question 147
Question: The nucleus of helium contains [CPMT 1972; DPMT 1982]
Options:
A) Four protons
B) Four neutrons
C) Two neutrons and two protons
D) Four protons and two electrons
Show Answer
Answer:
Correct Answer: C
Solution:
Nucleus of helium is $ _2He^{4} $ mean 2 neutrons and 2 protons.