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kimia tingkatan 4 kssm bab 2

Authored by azyyati sofiyya

Chemistry

10th Grade

Used 2K+ times

kimia tingkatan 4 kssm bab 2
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

nombor proton atom L ialah 7. berapakah bilangan elektron valens atom L

2

7

14

5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

bromin mempunyai dua isotop, Br-78 dan Br-81. antara berikut, yang manakah sama bagi kedua-dua isotop?

sifat fizik

sifat kimia

jisim atom relatif

nombor nukleon

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

nombor proton unsur X ialah 35. antara susunan elektron berikut, yang manakah mewakili atom unsur X

2.8.8.8.9

2.18.8.7

2.18.15

2.8.18.7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

isotop radioaktif yang manakah digunakan untuk menentukan artifak arkeologi?

iodin-131

karbon-14

kobalt-60

natrium-24

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

perubahan keadaan manakah yang melibatkan peningkatan tenaga kinetik?

cecair kpd pepejal

cecair kpd gas

gas kpd cecair

gas kpd pepejal

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

manakah antara berikut BUKAN sejenis zarah subatom dalam atom

neutron

proton

nukleus

elektron

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