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abruzzese [7]
3 years ago
10

Which trend is observed as the first four elements in Group 17 on the Periodic Table are considered in order of increasing atomi

c number?
1. Electronegativity decreases
2. First ionization energy increases
3. The number of valence electrons increases
4. The number of electron shells decreases
Chemistry
1 answer:
Katen [24]3 years ago
4 0
دعنا نذهب نعم نعم نعم هذا ليس davaby ذلك طفلي
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