Atomic Structure Question 327
Question: The number of electrons in the atom which has 20 protons in the nucleus [CPMT 1981, 93; CBSE PMT 1989]
Options:
A) 20
B) 10
C) 30
D) 40
Show Answer
Answer:
Correct Answer: A
Solution:
Nucleus of 20 protons atom having 20 electrons.