Struktur atom dan konfigurasi elektron

Quiz
•
Chemistry
•
10th Grade
•
Hard
Mei Sari
Used 25+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diantara pernyataan berikut ini yang benar untuk neutron adalah....
Jumlahnya selalu sama dengan jumlah proton
Jumlahnya dapat berbeda sesuai dengan nomer massa isotopnya
Jumlahnya sama dengan jumlah elektron
Merupakan partikel atom bermuatan positif
Merupakan partikel atom bermuatan negatif
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jumlah maksimum elektron pada kulit N adalah....
2
8
18
32
50
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu isotop mempunyai 21 Neutron dan nomer massa 40. unsur tersebut memiliki elektron valensi sebanyak...
1
2
3
4
5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui nomer atom unsur Ar dan K adalah 18 dan 19. ion K+ dan atom Ar mempunyai kesamaan dalam hal
Jumlah proton
Jumlah neutron
konfigurasi elektron
Muatan inti
Jumlah partikel dasar
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu unsur mempunyai konfigurasi elektron 2,8,18,7. Salah satu isotopnya memiliki nomer massa 80. isotop tersebut memiliki....
35 elektron dan 35 neutron
35 proton dan 45 neutron
35 proton dan 35 neutron
35 elektron dan 80 neutron
35 proton dan 80 neutron
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu ion X bermuatan -2. Jika nomer massa 16 dan jumlah elektron dari ion tersebut adalah 10 maka notasi atom X adalah.....
6X10
8X16
10X6
12X16
16X26
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unsur di bawah ini memiliki elektron valensi sama,kecuali....
4Be
7N
12Mg
20Ca
38Sr
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