Unsur X memiliki nomor atom 33, konfigurasi elektron yang paling tepat untuk unsur X adalah....

UH atom

Quiz
•
Chemistry
•
10th Grade
•
Hard
johan setiawan
Used 4+ times
FREE Resource
72 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
2 | 8 | 8 | 8 | 7
2 |8 |18| 3
2 | 18 | 8 | 5
2 | 8 | 18 | 5
2 | 8 | 18 | 6
2.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Jumlah elektron valensi untuk unsur 36A adalah….
8
7
6
5
4
3.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Harga keempat bilangan kuantum elektron terakhir dari atom 16S adalah…
n = 2, l = 0, m = 0, s = -1/2
n = 3, l = 1, m = -1, s = -1/2
n = 3, l = 1, m = 0, s = -1/2
n = 3, l = 1, m = 0, s = +1/2
n = 3, l = 1, m = +1, s = +1/2
4.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Jika diketahui konfigurasi elektron atom X: 1s2 2s2 2p6 3s2 3p6 . Nomor atom X adalah….
34
36
18
40
44
5.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Unsur memiliki notasi seperti di bawah ini :
17Y
Unsur Y dalam sistem periodik terletak pada…
golongan IVB, periode 5
golongan VIIIB periode 4
golongan IVA periode 3
golongan VIIA periode 3
golongan VIIIA periode 3
6.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Pasangan atom yang terletak dalam satu golongan dalam sistem periodik unsur adalah....
M dan Z
L dan Q
Z dan X
L dan Z
M dan Q
7.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Elektron-elektron dalam atom beredar mengelilingi inti dan berada pada lintasan (tingkat energi) tertentu. Elektron dapat berpindah dari satu tingkat energi ke tingkat energi lainnya disertai penyerapan atau pelepasan energi. Pernyataan ini dikemukaan oleh ….
Rutherford
Dalton
Heisenberg
Thomson
Niels Bohr
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