Remidi Kimia Kelas XI-SC1

Quiz
•
Chemistry
•
11th Grade
•
Hard
Lita Agustina
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Diketahui elektron-elektron dalam atom beredar mengelilingi inti dan berada pada lintasan (tingkat energi) tertentu. Elektron dapat berpindah dari satu tingkat energi ke energi lainnya disertai penyerapan atau pelepasan energi.
Berdasarkan sepenggal pernyataan di atas, maka ilmuwan yang mengemukakan pernyataan tersebut adalah ....
Rutherford
Niels Bohr
John Dalton
J.J Thomson
Eugen Goldstein
2.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Konfigurasi elektron unsur X dengan nomor atom 24 adalah ....
[Ar] 3d2 4s2
[Ar] 3d5 4s1
[Ar] 4s2 3d4
[Ar] 4s1 3d4 4p3
[Ar] 3d8 4s2 4p2
3.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Tercantum di bawah ini lambang unsur-unsur dengan nomor atomnya. Atom yang mempunyai 6 elektron valensi adalah ....
8O
12Mg
14Si
6C
26Fe
4.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Jumlah proton dan neutron pada kedua unsur tersebut berturut-turut adalah ....
(30, 30); (83, 126)
(35, 30); (83, 209)
(35, 35); (83, 126)
(30, 35); (83, 126)
(30, 35); (83, 209)
5.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Lambang unsur X terletah pada ....
Golongan VIIIB/periode 4
Golongan IIIA/periode 3
Golongan IIIB/periode 4
Golongan IA/periode 3
Golongan IIIA/periode 4
6.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Konfigurasi elektron unsur X adalah:
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p4
Dalam sistem periodik unsur, X terletak pada ....
Golongan VIA, periode 4
Golongan IVA, periode 4
Golongan VIB, periode 4
Golongan IVB, periode 4
Golongan VIIA, periode 4
7.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Unsur dengan konfigurasi elektron 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 terletak pada ....
Periode ke 5, golongan VIIIB
Periode ke 5, golongan IIB
Periode ke 5, golongan IIA
Periode ke 4, golongan IIA
Periode ke 4, golongan VIIIA
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