Halogen yang berperan mencegah penyakit gondok adalah ….
ulangan kimia unsur

Quiz
•
Chemistry
•
12th Grade
•
Hard
mita fadhilah
Used 7+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
fluorin
klorin
bromin
iodin
astatin
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Amonia merupakan senyawa nitrogen yang dibuat dari reaksi antara gas nitrogen dan gas
hidrogen melalui proses ….
kontak
bilik timbal
haber bosch
frasch
Down
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Senyawa gas mulia yang paling banyak disintesis adalah ....
helium
kripton
neon
argon
xenon
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada unsur-unsur periode ketiga, dari kiri ke kanan, sifat-sifat di bawah ini akan
berkurang (makin kecil), kecuali ....
jari-jari atom
sifat reduktor
sifat logam
biloks
sifat basa
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika reaksi nyala pada suatu garam alkali tanah memberikan warna hijau, maka
garam tersebut mungkin mengandung logam ....
barium
berilium
magnesium
natrium
stronsium
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
X, Y, dan Z adalah unsur-unsur periode ketiga. Unsur X mudah mengalami reduksi.
Unsur Y membentuk asam dengan pH = 5. Unsur Z diperoleh dari elektrolisis
leburan garamnya. Susunan ketiga unsur itu berdasarkan pertambahan nomor atom
adalah ....
X – Y – Z
Y – Z – X
Z – X – Y
X – Z – Y
Z – Y – X
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Senyawa alkali tanah berikut yang digunakan untuk obat pencahar adalah ....
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