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NEET
Exam
NEET
Subject
Chemistry
Chapter
Classification of Elements and Periodicity in Properties

NEET · Chemistry · Classification of Elements and Periodicity in Properties

What is the common valence shell electronic configuration for Group...

What is the common valence shell electronic configuration for Group 1 elements (alkali metals)?

Options

  1. Ans2
  2. Bns23p6
  3. Cns23p64s2
  4. Dns1

Correct answer

D. ns1

Step-by-step solution

The Group 1 elements (alkali metals) all have ns1 valence shell electronic configuration like Li have [He]2s1, Na have [Ne]3s1 and so on.
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