UKD 1
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Wardatun Nisa
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
Diketahui 2 buah konfigurasi unsur:
X : 1s2 2s2 2p6 3s1
Y : 1s2 2s2 2p6 3s2
Jika kedua unsur mempunyai jumlah neutron yang sama (n=12) maka notasi yang tepat untuk kedua unsur tersebut adalah ….
11X12 dan 12Y12
12X23 dan 12Y24
11X23 dan 24Y12
12X23 dan 24Y11
2.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
Berikut ini yang merupakan konfigurasi elektron unsur transisi periode keempat adalah …
1s22s22p63s23p64s2
1s22s22p63s23p64s13d2
1s22s22p63s23p64s23d104p2
1s22s22p63s23p64s23d104p65s1
3.
FILL IN THE BLANK QUESTION
2 mins • 4 pts
Jika dikonfigurasikan, atom 18Ar memiliki kesamaan dengan konfigurasi elektron yang ada pada ion 20Ca2+ dan ion 16S2-. Ketiga partikel tersebut memiliki kesamaan dan termasuk ke dalam kelompok ...
4.
MATCH QUESTION
2 mins • 4 pts
Correctly connect the following atoms/elements which are isotones ...
14Si28
13Al27
10Ne20
5B11
19K40
9F19
6C12
20Ca40
5.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
konfigurasi elektron atom 40Zr pada keadaan dasarnya di setiap kulit atom yang tepat adalah ...
2 8 18 8 4
2 8 18 10 2
2 8 18 8 2 2
2 8 8 18 4
6.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Unsur berikut dalam tabel periodik modern yang terletak pada blok s adalah ...
36Kr
30Zn
21Sc
19K
7.
MULTIPLE SELECT QUESTION
1 min • 4 pts
Berikut pernyataan yang benar tentang tabel periodik unsur adalah ...
nomor atom digunakan untuk menetukan periode
elektron terluar menunjukkan golongan
golongan transisi terdiri dari unsur- unsur dengan subkulit terakhir pada orbital s dan p
nitrogen dan arsen merupakan unsur yang terletak pada golongan yang sama
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