NEET Solved Paper 2019 Question 12
Question: $ \alpha $ -particle consists of: [NEET 5-5-2019]
Options:
A) 2 electrons and 4 protons only
B) 2 protons only
C) 2 protons and 2 neutrons only
D) 2 electrons, 2 protons and 2 neutrons
Show Answer
Answer:
Correct Answer: C
Solution:
- $ \alpha $ particle = He nucleus 2 protons 2 neutrons
