6-Year AAT Q.117 MCQ · 1.0M Verified Key ID: sci-ch10-q57
General Science

Periodic Classification of Elements

The element X has electron configuration 2, 8, 8, 2. It belongs to:

तत्व X का इलेक्ट्रॉनिक विन्यास 2, 8, 8, 2 है। यह संबंध रखेगा:
Select the correct option (MCQ) Click an option to test yourself