Atomic Structure Question 203

Question: Which one of the following configuration represents a noble gas [CPMT 1983, 89, 93; NCERT 1973; MP PMT 1989; DPMT 1984]

Options:

A) 1s2,2s22p6,3s2

B) 1s2,2s22p6,3s1

C) 1s2,2s22p6

D) 1s2,2s2sp6,3s23p6,4s2

Show Answer

Answer:

Correct Answer: C

Solution:

1s2,,2s2,,2p6 represents a noble gas electronic configuration.



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