
Perkembangan Sistem Periodik Unsur
Presentation
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Chemistry
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12th Grade
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Practice Problem
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Hard
Budi Swityastuti
Used 8+ times
FREE Resource
18 Slides • 0 Questions
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Perkembangan Sistem Periodik Unsur
Oleh : Budi Swityastuti, S.Pd, M.Pd
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•TUJUAN
•Menjelaskan perkembangan sistem periodik unsur
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Perhatikan gambar 1 berikut
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Perhatikan gambar 2 berikut
Coba kalian perhatikan gambar 1&2, gambar apakah itu ? Apa yang dapat kalian simpulkan dari gambar tersebut?
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Barang-barang di supermarket dan perpustakaan dikelompokkan berdasarkan kelompok tertentu akan mempermudah kita jika mencarinya .
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Begitu juga dengan unsur-unsur yang kita kenal sampai sekarang ini jumlahnya terus bertambah dengan seiring bertambahnya kemajuan teknologi.
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Hal ini mendorong para ahli untuk mengelompokkan unsur unsur tersebut berdasarkan kriteria tertentu agar kita lebih mudah untuk mempelajarinya.
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Pengelompokkan unsur-unsur tersebut mengalami perkembangan yaitu 1, 2, 3, 4, 5 yang kita gunakan sampai sekarang dan dikenal dengan Sistem Periodik Unsur
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Perkembangan Sistem Periodik Unsur
Oleh : Budi Swityastuti, S.Pd, M.Pd
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