
UNSUR RADIOAKTIF
Authored by - Agus
Chemistry
3rd Grade
25 Questions
Used 34+ times

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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
24Na, mendeteksi adanya gangguan peredaran darah.
59Fe, mengukur laju pembentukan sel darah merah.
11C, mengetahui metabolisme secara umum.
131I, mendeteksi kerusakan pada kelenjar tiroid.
32P, mendeteksi penyakit mata, liver, dan adanya tumor.
berdasarkan kegunaan radioaktif diatas, merupakan kegunaan radioaktif dalam bidang.......
pertanian
kedokteran
hidrologi
industri
peternakan
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dengan bantuan isotop oksigen–18 sebagai atom perunut, dapat ditentukan asal molekul air yang terbentuk.
Analisis pengaktifan neutron.
Sumber radiasi dan sebagai katalis pada suatu reaksi. Pembuatan unsur-unsur baru.
berdasarkan kegunaan radioktif diatas, merupakan kegunaan radioaktif dalam bidang......
kedokteran
hidrologi
industri
kimia
pertanian
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Persamaan peluruhan atom uranium yang disertai pemancaran partikel alfa yang benar adalah ....
A
B
C
D
E
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Reaksi berikut yang merupakan reaksi peluruhan yang disertai penangkapan elektron adalah ....
A
B
C
D
E
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diketahui radioisotop mempunyai massa 24 mg. Setelah beberapa hari, massanya berkurang menjadi 3 mg. Apabila waktu paruh radioisotop tersebut 25 hari, lama radioisotop tersebut meluruh adalah ....
A
B
C
D
E
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Isotop 90Th232 → 88Ra226 pada deret tersebut memancarkan .... 😀
A. 2He4
B. 0n1
C. 0e1
D, -1e0
E. 0γ0
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diketahui persamaan reaksi transmutasi 7N14 + Y → 1H1+ 8O17. Maka Y adalah sinar ....
alfa
beta
positron
gamma
elektron
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