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struktur atom kimia ting.4

Authored by ALIFAH Moe

Chemistry

9th Grade

Used 96+ times

struktur atom kimia ting.4
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is classified as atom?

Antara bahan berikut yang manakah terdiri daripada atom?

Argon Ar

Chlorine

Klorin , Cl

Nitrogen, N2

Ammonia, NH3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following consists of molecule?

Antara bahan yang berikut, yang manakah mengandungi molekul?

Zinc

Zink

Etanol

Sodium Chloride

Natrium Klorida.

Magnesium oxide

Magnesium oksida.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nucleon number for sodium atom is 23 and proton number is 11. Therefore,sodium atom have?

Nombor nukleon bagi atom natrium ialah 23 dan nombor protonnya ialah 11.

Maka, aton natrium mempunyai?

11 neutron

11 elektron

12 proton

23 neutron

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the test below shows that one sample of water is pure?

Antara ujian berikut yang manakah menunjukkan satu sampel air ialah tulen?

Its boil at 100oC

Ia mendidih pada 100oC

Its dissolve sodium chloride

Ia melarutkan natrium klorida

Its change the colour of anhydrous copper II sulphate from white to blue

Ia menukarkan warna kuprum(II) sulfat kontang daripada putih kepada biru.

Its reacts with sodium metal to produce sodium hydroxide and hydrogen gas.

Ia bertindak balas dengan logam natrium untuk menghasilkan natrium hidroksida dan gas hidrogen.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Isotop are different atom with the same number of

Isotop adalah atom berlainan yang sama bilangan

proton,electron and neutron

proton, elektron dan neutron

electron but different number of proton.

elektron tetapi bilangan proton yang berlainan

proton but different number of neutron

proton tetapi bilangan neutron yang berlainan

peoton and neutron but different number of electron

proton dan neutron tetapi bilangan elektron yang berlainan.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Figure show the symbol for atom Y. Which of the following shows the electronic structure for ion Y2- ?

Rajah menunjukkan simbol bagi satu atom Y.

Antara berikut yang manakah menunjukkan susunan elektron ion Y2- ?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nucleon number for X is 40 and ion X2+ has 18 electron. What is the neutron number for ion X2+ ?

Nombor nukleon X ialah 40 dan ion X2+ mempunyai 18 elektron. Berapakah bilangan neutron bagi ion X2+ ?

18

40

22

20

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