Latihan Sifat Keperiodikan Unsur
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
SYIFA HAYATI
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pernyataan yang benar tentang sifat – sifat keperiodikan unsur dalam satu periode dari kiri ke kanan adalah....
sifat logam bertambah
jari-jari atom berkurang
energi ionisasi berkurang
keelektronegatifan berkurang
2.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Unsur – unsur yang mempunyai kemiripan sifat ditempatkan dalam.....
golongan yang sama
periode yang sama
kulit yang sama
blok yang sama
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Di antara sifat periodik unsur berikut, yang benar dalam
satu golongan dari atas ke bawah adalah....
jari-jari atom makin pendek
elektronegativitas makin besar
afinitas elektron makin kecil
energi ionisasi makin besar
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui beberapa energi ionisasi untuk X = 520; Y = 419; Z = 496; A = 376; B = 403 (dalam kJ/mol). Urutan yang benar dari unsur logam alkali berdasarkan harga energi ionisasi dari atas ke bawah
adalah …
X-Y-Z-A-B
X-Z-Y-B-A
A-B-X-Y-Z
B-A-Z-Y-X
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Di antara deret unsur halogen, atom yang memiliki keelektronegatifan paling besar adalah....
9F
17Cl
35Br
53I
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika ditinjau dari sifat keperiodikan jari-jari atom, maka dapat ditarik sebuah kesimpulan tentang sifat unsur, yaitu ....
Jari-jari atom terbesar dimiliki oleh unsur golongan halogen
Dalam satu periode, jari-jari atom semakin kecil dengan kenaikan nomor atom
Golongan alkali memiliki jari-jari atom terkecil
Dalam satu golongan, makin ke bawah jari-jari atom semakin kecil
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diberikan data unsur sebagai berikut:
20Ca, 19K, 18Ar, 16S, 11Na
Dari kelima unsur tersebut, yang memiliki energi ionisasi paling besar adalah ...
Na
S
Ar
K
Ca
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