प्रत्येक आवर्त का अन्तिम सदस्य होता है?

Asked Sep 11, 2023 Modified Sep 11, 2023 Viewed 0 times
0
asked Sep 11, 2023 at 11:14
1 Answer
0
एक निष्क्रिय गैस
answered Sep 11, 2023 at 11:14

Your Answer