1) Magnesium mempunyai nomor atom 12 dan nomor massa 25. Jumlah elektron pafa ion magnesium adalah?
Kimia X Akl

Quiz
•
Chemistry
•
10th Grade
•
Hard
Mira Rahmawati
FREE Resource
9 questions
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1.
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10 mins • 10 pts
2.
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2) unsur Cl dengan nomor atom 17 dan nomor massa 35. Berapakah, proton, elektron dan neutronnya?
3.
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3) pada isotop unsur dan jumlah neutron kedua unsur berturut-turut adalah?
4.
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4) apa isi teori atom bohr?
5.
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15 mins • 10 pts
5) ada berapakah golongan utama yang terdapat dalam tabel periodik unsur, sebutkan!
6.
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6) jika nomor atom dalam suatu golongan makin kecil, maka yang bertambah besar adalah?
7.
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5 mins • 10 pts
7) keelektronegatifan suatu unsur adalah sifat yang menyatakan?
8.
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5 mins • 10 pts
9) tuliskan konfigurasi masing masing unsur pada golongan gas mulia?
9.
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10) bagaimana cara unsur logam mencapai kestabilan?
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