radomes.openskiesproject.org
ellangesh ellangesh
  • 26-05-2024
  • Chemistry
Answered

mengapakah kereaktifan unsur-unsur yang sama kumpulan dengan X bertambah menuruni kumpulan , tetapi kereaktifan unsur-unsur yang sama kumpulan dengan Y berkurang ?



tips : X =Berilium, Y =Klorin

Verified Answer :

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