
Sejarah Radiokimia
Authored by devi anisa
Chemistry
University

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Radiokimia adalah cabang ilmu kimia yang mempelajari tentang?
Reaksi senyawa organik stabil
Sifat, perilaku, dan reaksi kimia unsur serta isotop radioaktif
Ikatan kovalen dalam senyawa anorganik
Sifat fisika logam transisi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marie dan Pierre Curie berhasil mengisolasi dua unsur baru. Manakah kombinasi yang benar?
Polonium & Radium
Radium & Uranium
Uranium & Polonium
Radium & Teknesium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Siapa ilmuwan pertama yang menemukan fenomena radioaktivitas pada garam uranium?
Marie Curie
Henri Becquerel
Ernest Rutherford
Frederick Soddy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan isotop radioaktif?
Isotop dengan inti atom stabil
Isotop yang tidak dapat mengalami peluruhan
Isotop dengan inti tidak stabil yang memancarkan radiasi untuk menjadi lebih stabil
Isotop yang hanya terdapat di alam secara alami
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Radiokimia dapat digunakan dalam sintesis nanopartikel logam. Mekanisme utama yang terjadi ketika larutan ion logam (Ag⁺) disinari radiasi gamma adalah?
Ion logam langsung menguap menjadi partikel nano
Radiasi memicu pembentukan radikal bebas yang mereduksi ion logam menjadi atom netral
Radiasi memecah logam menjadi partikel kecil
Radiasi hanya mengubah warna larutan
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cobalt-60 digunakan dalam aplikasi radiokimia terutama untuk …
Mengobati kanker tiroid
Sterilisasi alat medis dan terapi kanker
Menemukan kebocoran pipa
Melihat kondisi organ tubuh tanpa operasi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rutherford dan Soddy membuktikan bahwa radioaktivitas adalah …
Proses kimia biasa
Transformasi spontan atom menjadi unsur lain
Reaksi pembakaran uranium
Sinar-X yang dipancarkan logam
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