Bilangan Kuantum-Konfigurasi Elektron

Bilangan Kuantum-Konfigurasi Elektron

10th Grade

15 Qs

quiz-placeholder

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Bilangan Kuantum-Konfigurasi Elektron

Bilangan Kuantum-Konfigurasi Elektron

Assessment

Quiz

Chemistry

10th Grade

Medium

Created by

Margaretha Susanti

Used 41+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Pengisian elektron ke orbital dimulai dari tingkat energi terendah hingga ke tingkat energi tertinggi. Pernyataan ini dikemukakan oleh …

Aufbau

De Broglie

Heisenberg

Mendeleev

Pauli

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Unsur titanium mempunyai nomor atom 22 dan nomor massa 48. Konfigurasi elektron atom titanium pada keadaan dasar adalah ….

1s2 2s2 2p3 3s2 3p3 4s2 3d8

1s2 2s2 2p6 3s2 3p5 4s2 3d3

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

1s2 2s2 2p6 3s2 3p5 4s2 3d3

1s2 2s2 2p6 3s2 3p6 4s2 3d2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Harga keempat bilangan kuantum elektron yang menempati kulit terluar dari suatu unsur dengan nomor atom 12 adalah ….

n = 3 l = 0 m = 0 s = +1/2

n = 3 l = 1 m = +1 s = - 1/2

n = 3 l = 0 m = 0 s = - 1/2

n = 3 l = 1 m = 0 s = - 1/2

n = 3 l = 1 m = -1 s = + 1/2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Unsur klorin mempunyai nomor atom 17 dan nomor massa 35. Harga keempat bilangan kuantum untuk elektron terakhir atom unsur tersebut adalah….

n = 3, l = 1, m = 0, s = - 1/2

n = 3, l = 1, m = -1, s = + 1/2

n = 3, l = 1, m = +1, s = + 1/2

n = 4, l = 1, m = 0, s = - 1/2

n = 4, l = 1, m = +1, s = + 1/2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Konfigurasi elektron unsur X dengan nomor atom 24 adalah…..

[Ar] 3d2 4s2

[Ar] 3d5 4s1

[Ar] 4s2 3d10

[Ar] 4s1 3d4 4p3

[Ar] 3d8 4s2 4p2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Bilangan kuantum spin (s) menunjukkan ….

perbedaan arah rotasi elektron

arah ruang orbital

tingkat energi orbital

subtingkat energi elektron

kebolehjadian menemukan elektron

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Harga keempat bilangan kuantum elektron yang menempati kulit terluar dari suatu unsur dengan nomor atom 19 adalah ….

n = 1 l = 1 m = +1 s = +1/2

n = 2 l = 2 m = +2 s = - 1/2

n = 3 l = 1 m = +2 s = + 1/2

n = 4 l = 0 m = +0 s = + 1/2

n = 4 l = 1 m = +1 s = - 1/2

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