56 পারমাণবিক সংখ্যাযুক্ত মৌলটি কোন ব্লকের অন্তর্ভুক্ত ?

This question was previously asked in
RRC Group D Previous Paper 7 (Held On: 25 Sep 2018 Shift 1)
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  1. p
  2. f
  3. d
  4. s

Answer (Detailed Solution Below)

Option 4 : s
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Detailed Solution

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  • বেরিয়াম, পারমাণবিক সংখ্যা 56 , s - ব্লকের অন্তৰ্ভুক্ত।  
  • আধুনিক পর্যায় সারণি নিম্নলিখিত ব্লক বা বিভাগে বিভক্ত - p-ব্লক, s-ব্লক, d-ব্লক, এবং f-ব্লক
  • s- ব্লকের মৌলগুলির মধ্যে ক্ষার ধাতু এবং ক্ষার মৃত্তিকা ধাতু অন্তর্ভুক্ত। 

 

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