Atomic Structure Question 2
Question: The nucleus of an element contain 9 protons. Its valency would be
Options:
A) 1
B) 3
C) 2
D) 5
Show Answer
Answer:
Correct Answer: A
Solution:
Since its nucleus contain 9 proton so its. atomic number is 9 and its electronic configuration is 2, 7. So it require one more electron to complete its octet. Hence its valency is 1.
BETA
