
perkembangan SPU
Interactive Video
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Yoci Melani
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa prinsip utama dari Triade Dobereiner?
Sifat unsur merupakan fungsi periodik dari massa atom relatifnya.
Setiap unsur ke-8 memiliki kemiripan sifat dengan unsur pertama.
Rata-rata massa atom relatif unsur terendah dan tertinggi mendekati massa atom relatif unsur di tengah.
Sifat dasar atom adalah nomor atom.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hukum Oktaf Newlands menyatakan bahwa jika unsur-unsur diurutkan berdasarkan nomor atomnya, maka unsur ke-8 memiliki kemiripan sifat dengan unsur pertama, unsur ke-9 dengan unsur ke-2, dan seterusnya. Konsep ini dianalogikan dengan apa?
Skala pH
Tangga nada oktaf
Deret homolog
Hukum kekekalan massa
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berdasarkan apa Dmitri Ivanovich Mendeleev menyusun sistem periodik unsur pada tahun 1869?
Kenaikan nomor atom.
Kenaikan massa atom relatif.
Kemiripan sifat kimia.
Konfigurasi elektron.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa sifat dasar atom yang menjadi dasar penyusunan sistem periodik modern?
Massa atom relatif.
Nomor atom.
Jumlah neutron.
Jumlah isotop.
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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