
Soal Struktur Atom

Quiz
•
Chemistry
•
10th Grade
•
Hard
Wi wid
FREE Resource
100 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kalium mempunyai nomor atom 19 dan nomor massa 39. Jumlah elektron pada ion Kalium adalah . . .
21
20
19
18
17
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada isotop unsur , jumlah proton dan netron kedua unsur secara berturut - turut adalah . . .
(26 , 26) : (88 , 88)
(26 , 26) : (88 , 138)
(26 , 30) : (88 , 138)
(26 , 30) : (88 , 266)
(26 , 56) : (88 , 138)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lambang suatu unsur dapat disimpulkan bahwa pada satu atom unsur X mempunyai. . .
18 neutron dan 18 proton
22 neutron dan 22 proton
40 proton dan 18 elektron
18 proton dan 22 neutron
18 neutron, 22 proton, dan 22 elektron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari persamaan reaksi : , yang merupakan pasangan asam konjugasi adalah . . .
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelemahan teori atom Niels Bohr adalah . . .
tidak dapat menjelaskan spektrum unsur hidrogen
bertentangan dengan hukum - hukum fisika klasik dar Maxwell
tidak dapat menentukan posisi elektron dengan pasti
bertentangan dengan teori atom Dalton bahwa atom - atom suatu unsur identik
tidak dapat menentukan perubahan energi pada perpindahan elektron dalam atom
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur X mempunyai konfigurasi elektron 2, 8, 8, 2. sedangkan unsur Y mempunyai konfigurasi elektron 2, 8, 18, 7. Jika kedua unsur membentuk senyawa, maka rumusnya adalah . . .
XY2
X2Y
X2Y3
X2Y5
X2Y7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
belerang dapat ditemukan dalam pelbagai bentuk pada suhu kamar. Bentuk - bentuk ini terkenal sebagai . . .
isotop
alotrop
isomer
homolog
polimer
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