struktur atom kimia ting.4

Quiz
•
Chemistry
•
9th Grade
•
Hard
ALIFAH Moe
Used 95+ times
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15 questions
Show all answers
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
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- ?
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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