Evaluasi Kimia Kelas X Ganjil

Evaluasi Kimia Kelas X Ganjil

10th Grade

25 Qs

quiz-placeholder

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Evaluasi Kimia Kelas X Ganjil

Evaluasi Kimia Kelas X Ganjil

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Hard

Created by

Suchory Putri

Used 73+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Unsur platinum dengan nomor massa 195 dan nomor atom 78 mengandung ....

78 neutron, 78 proton, 117 elektron

78 neutron, 117 proton, 78 elektron

195 neutron, 78 proton, 78 elektron

117 neutron, 195 proton, 78 elektron

117 neutron, 78 proton, 78 elektron

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Konfigurasi elektron yang benar untuk 24Cr  adalah ....

1s2 2s2 2p6 3s2 3p6 4s2 3d4

1s2 2s2 2p6 3s2 3p6 4s2 3d5

1s2 2s2 2p3s3p6 4s1 3d5

1s2 2s2 2p3s3p6 4s1 4p5

1s2 2s2 2p3s3p6 4s23p4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ion  Mn4+ mempunyai konfigurasi elektron [Ar] 3d3 . Jumlah elektron yang tidak berpasangan dalam ion Mn4+  tersebut adalah ....

1

2

3

4

5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Unsur dengan nomor atom 45 terletak pada ....

periode 4 golongan VIIB

periode 4 golongan VIIIB

periode 5 golongan VIIB

periode 5 golongan VIIIB

periode 5 golongan VIIIA

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Harga keempat bilangan kuantum elektron terluar dari atom 17Cl adalah…

n = 2, l = 0, m = 0, s = ‒1/2

n = 2, l = 1, m = 0, s = ‒1/2

n = 3, l = 1, m = +1, s = ‒1/2

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

n = 3, l = 1, m = 0, s = ‒1/2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Suatu atom mencapai kestabilan dengan melepaskan 2 elektron. Kemungkinan atom ini memiliki nomor atom ....

20

16

18

2

8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Suatu atom terletak pada periode 4 golongan VIIB. Maka harga keempat bilangan kuantum dari elektron terluar adalah ....

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

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

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

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

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

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