KIMIA 11 S1 HAL 015 PA 1

Quiz
•
Other
•
11th Grade
•
Hard
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apabila unsur-unsur disusun menurut kenaikan massa atom relatifnya, ternyata unsur-unsur yang berselisih satu oktaf menunjukkan kemiripan sifat. Pernyataan tersebut dikemukakan oleh ....
J. W. Dobereiner
A. R. Newlands
D. I. Mendeleev
Lothar Meyer
Wilhelm Roentgen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Model atom yang menjadi dasar penyusunan konfigurasi elektron dikemukakan oleh ….
Dalton
Thomson
Rutherford
Niels Bohr
Chadwick
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Menurut teori atom mekanika kuantum, volume ruang yang memiliki kebolehjadian terbesar menemukan elektron adalah ….
orbital atom
kulit elektron
awan elektron
bilangan kuantum magnetik
bilangan kuantum spin
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pada teori atom Bohr, elektron dapat berpindah dari tingkat energi satu ke tingkat energi lain. Loncatan elektron dari tingkat energi lebih rendah ke tingkat energi yang lebih tinggi disebut ....
eksitasi
deeksitasi
pemancaran energi
loncatan energi
sublimasi
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Konfigurasi elektron atom In dengan nomor atom 49 adalah ….
2 8 18 2 1
2 8 18 18 2 1
2 8 18 9 5
2 8 18 8 8 3 2
2 8 18 18 3
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Diketahui konfigurasi elektron atom X = 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p4 . Nomor atom X adalah ….
40
34
38
35
36
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Atom kalium memiliki nomor atom 19. Konfigurasi elektron pada kulit K, L, M, N adalah ….
2, 8, 2, 7
2, 8, 7, 2
2, 2, 8, 7
2, 8, 8, 1
2, 8, 9
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