KONFIGURASI ELEKTRON

KONFIGURASI ELEKTRON

10th Grade

20 Qs

quiz-placeholder

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KONFIGURASI ELEKTRON

KONFIGURASI ELEKTRON

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Hard

Created by

IRMA SARY

Used 609+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Bromine degan nomor atom 35 memiliki konfigurasi electron . . . .

1s 2 2s2 2p 6 3s2 3p6 3d10 4s2 4p5

1s 2 2s2 2p 6 3s2 3p6 3d8 4s2 4p5

1s 2 2s2 2p 6 3s2 3p6 3d8 4s2 4p6

1s 2 2s2 2p 6 3s2 3p6 3d10 4s2 4p3

1s 2 2s2 2p 6 3s2 3p6 3d10 4s2 4p4

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Perhatikan notasi unsur berikut :

19 K 39

Konfigurasi electron ion K+ adalah . . . .

1s 2 2s2 2p 6 3s2 3p5

1s 2 2s2 2p 6 3s2 3p6

1s 2 2s2 2p 6 3s2 3p5 4s1

1s 2 2s2 2p 6 3s2 3p5 4s3

1s 2 2s2 2p 6 3s2 3p5 4s2 4p1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Nilai keempat bilangan kunatum terakhir dari atom Cl yang mempunyai nomor atom 17 adalah . . .

n = 2, l = 0, m = 0 , s = - ½

n = 3, l = 1, m = 0 , s = - ½

n = 3, l = 1, m = 0 , s = + ½

n = 3, l = 1, m = -1 , s = - ½

n = 3, l = 1, m = +1, s = + ½

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Electron terakhir dari atom X memiliki empat bilangan kuantum sebagai berikut :

n = 4, l = 0, m = 0 , s = + ½

Nomor atom X adalah . . . .

19

20

21

22

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Unsur 25Mn55 memiliki jumalah electron , proton dan neutron berturut turut adalah . . . .

25, 25, 30

25, 25, 55

25, 30, 35

30, 25, 25

30, 25, 55

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

konfigurasi electron Se = [Ar] 4s2 3d104p4 ,tentukan golongan dan periode dari atom Se

Golongan VIII B ,periode 4

Golongan IV A ,Periode 4

Golongan VIA ,Periode 4

Golongan II B ,Periode 4

Golongan VIIIB ,Periode 4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Konfigurasi elektron A denga nomor atom 28 adalah :

1s2 2s2 2p6 3s2 3p6 3d8 4s2

Unsur A dalam sistem periodik terletak pada perioda dan golongan . . . . .

. golngan IA perioda 4

golongan IIA, perioda 3

golongan IB perioda 4

golongan VI B perioda 4

golongan VIIB perioda 4

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