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Write the electronic configuration of the elements having atomic numbers 12, 16 and 18.

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Question

Write the electronic configuration of the elements having atomic numbers 12, 16 and 18.

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Solution

Atomic number 12 (magnesium): 2, 8, 2. Atomic number 16 (sulfur): 2, 8, 6. Atomic number 18 (argon): 2, 8, 8.

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Chapter 8: Journey Inside the Atom - Intext Questions [Page 152]

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NCERT Science Exploration [English] Class 9
Chapter 8 Journey Inside the Atom
Intext Questions | Q 15. | Page 152
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