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25 Qs

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Semester 2 Review - Physical Science

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Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Hard

Created by

A.A. Nurhasniyanti

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Atom Neon , 10Ne mempunyai konfigurasi elektron seperti di atas, bilangan kuantum s (spin) adalah...

+1/2

-1/2

1

0

2.

MULTIPLE CHOICE QUESTION

3 mins • 7 pts

Unsur Ti memiliki nomor atom 22. Konfigurasi elektron unsur Ti adalah .....

1s2 2s2 2p6 3s2 3p6 4s2 3d4

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

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

1s2 2s2 2p6 3s2 3p6 4s1 3d2

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

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Konfigurasi elektron yang benar untuk unsur dengan nomor massa 39 dan neutron 20 adalah .....

[Xe] 6s2 4f8

[Ar] 4s1

[Ar] 4s2 3d10

[Ar] 4s1 3d10

[Xe] 6s2 4f7 5d1

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui nomor atom Fe = 26. Konfigurasi elektron ion Fe2+ adalah .....

1s2 2s2 2p6 3s2 3p6 3d6

1s2 2s2 2p6 3s2 3p6 4s2 3d6

1s2 2s2 2p6 3s2 3p6 4s2 3d4

1s2 2s2 2p6 3s2 3p6 3d5

1s2 2s2 2p6 3s2 3p6 4s2 3d5

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Rutherium (44Ru) mempunyai orbital berisi elektron tidak berpasangan sebanyak .....

2

3

4

5

6

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Konfigurasi elektron dari unsur dengan nomor atom 24 adalah ….

(Ar) 3d4 4s2

(Ar) 3d5 4s1

(Ar) 3d3 4s2 4p1

(Ar) 3d3 4s1 4p2

(Ar) 3d4 4p2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Atom X mempunyai konfigurai elektron : 1s2 2s2 2p6 3s2 3p63d6 4s2

Pada tabel periodik unsur, atom X tersebut terletak pada ….

periode 3, golongan IIA

periode 3, golongan VIIIA

periode 4, golongan IIA

periode 4, golongan IIB

periode 4, golongan VIIIB

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