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#10221 Bangladesh Studies General Level 0

Li এবং Ne এর মধ্যবর্তী একটি মৌলের ১ম সাতটি আয়নিকরণ শক্তিসমূহ হলো: 1310, 3390 , 5320, 7450, 11000, 13300, 71000 KJmol-1 । মৌলটির পরমাণুর যোজ্যতা শেলের ইলেক্ট্রন বিন্যাস কী?

  1. A 2s2
  2. B 2s22p1
  3. C 2s22p4
  4. D 2s22p6
Answer: C - 2s22p4

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