WorksheetsChemistry f4 periodic table
Total questions: 25
Worksheet time: 15mins
Which scientist proposed the Law of Octaves?
Saintis yang manakah mencadangkan Hukum Oktaf?
Antoine Lavoisier
Johann W Dobereiner
John Newlands
Lother Meyer
Which of the following relation is correct?
Hubungan yang manakah benar?
Group 1 - Alkaline Earth Metals
Kumpulan 1 - Logam Allkali Bumi
Group 2 - Alkali Metals
Kumpulan 2 - Logam Alkali
Group 17 - Halogen
Kumpulan 17 - Halogen
Group 18 - Transition Elements
Kumpulan 18 - Unsur Peralihan
In the Periodic Table of Elements, elements are arranged according to the increasing order of ...
Dalam Jadual Berkala Unsur, unsur-unsur disusun mengikut tertib menaik ...
proton number
nombor proton
nucleon number
nombor nukleon
number of neutron
bilangan neutron
number of electron
bilangan elektron
Elements are arranged in the same group based on...
Unsur-unsur disusun dalam kumpulan yang sama berdasarkan...
same number of protons
bilangan proton yang sama
same number of electrons
bilangan elektron yang sama
same number of neutrons
bilangan neutron yang sama
same number of valence electrons
bilangan elektron valens yang sama
Who was the scientist that left gaps in the Periodic table for elements which were not known at that time?
Siapakah ahli sains yang meninggalkan ruang dalam jadual berkala unsur bagi unsur-unsur yang belum lagi dijumpai pada masa itu?
Antoine Lavoisier
Johann W Dobereiner
Dmitri Mendeleev
Lother Meyer
Why Group 18 elements are chemically unactive?
Mengapa unsur-unsur Kumpulan 18 adalah tidak reaktif secara kimia?
number of electron is equal to number of proton
bilangan elektron sama dengan bilangan proton
has 8 valence electrons
mempunya 8 elektron valens
has stable duplet or octet electron arrangement
mempunyai susunan elektron duplet atau oktet yang stabil
number of proton more than number of neutron
bilangan proton melebihi bilangan neutron
Which of the following statements is true about noble gas?
Antara pernyataan yang berikut yang manakah benar tentang gas adi?
Noble gases are diatomic elements
gas adi ialah unsur dwiatom
Noble gases have very high densities
Gas adi mempunyai ketumpatan yang tinggi
Noble gases can react with other elements
Gas adi boleh bertindak balas dengan unsur lain
Noble gases are insoluble in water and do not conduct electricity
Gas adi tidak larut dalam air dan tidak mengalirkan elektrik
Element W is the second lightest gas after hydrogen and it is used to fill an airship. What is element W?
Unsur w ialah gas ringan kedua selepas hidrogen dan ia digunakan untuk mengisi kapal udara. Apakah unsur W?
Noble gases are diatomic elements
gas adi ialah unsur dwiatom
Noble gases have very high densities
Gas adi mempunyai ketumpatan yang tinggi
Noble gases can react with other elements
Gas adi boleh bertindak balas dengan unsur lain
Noble gases are insoluble in water and do not conduct electricity
Gas adi tidak larut dalam air dan tidak mengalirkan elektrik
Element X has electron arrangement of 2.8.1. Which of the following statement regarding element X is incorrect?
Unsur X mempunyai susunan elektron 2.8.1. Antara pernyataan berikut yang manakah tidak benar tentang unsur X?
soft metal
logam lembut
grey shinny solid
pepejal kelabu berkilat
has high melting point and boiling point
mempunyai takat lebur dan takat didih yang tinggi
good heat and electrical conductor
konduktor haba dan elektrik yang baik
Group 1 elements of the periodic table have the same chemical properties because
Unsur kumpulan 1 dalam Jadual Berkala Unsur mempunyai sifat kimia yang sama kerana
they have same proton number
mempunyai nombor proton yang sama
they have same neutron number
they donate one electron to form ions with charge of +1
they accept an electron to from the other elements
Which of the following metals burns with a bright lilac flame in oxygen and produces a white residue?
Antara logam berikut, yang manakah terbakar dengan nyalaan ungu yang terang dalam oksigen dan menghasilkan baik putih.
potassium
kalium
sodium
natrium
silver
argentum
lead
plumbum
Metal T is in group 1of the periodic table . Metal T reacts with oxygen to form product V. What is the formula of V
TO
TO2
T2O
T2O3
The following elements are in Group 17 in the Periodic Table except
Unsur-unsur berikut berada di kumpulan 17 dalam Jadual Berkala kecuali
bromine
bromin
chlorine
klorin
helium
helium
iodin
Why the reactivity of halogens decreases when going down the group?
Mengapakah kereaktifan halogen berkurang apabila menuruni kumpulan?
the solubility of halogens decreases
keterlarutan halogen berkurang
the electronegativity of halogens decreases
keelektronegatifan halogen berkurang
the van der Waals forces between halogen molecules become stronger
daya van der Waals antara molekul halogen semakin kuat
the physical state of halogens changes from gas to liquid then to solid at room temperature.
keadaan fizik halogen berubah daripada gas kepada cecair dan kemudian kepada pepejal pada suhu bilik.
Which characteristic is similar for all elements in Group 17 of the Periodic Table?
Ciri manakah yang sama bagi semua unsur Kumpulan 17 dalam Jadual Berkala?
Form coloured ions
Membentuk ion-ion berwarna
High melting and boiling points
Takat lebur dan takat didih yang tinggi
Exist as gas at room temperature
Wujud sebagai gas pada suhu bilik
Dissolve in water to form acidic solution
Larut dalam air untuk membentuk larutan berasid
Astatine, At, is below iodine in the periodic table. Which of the following statements is true about astatine?
Astatine is very soluble to water
Astatine can form molecule At2
Astatine is more reactive than iodine
Astatine is more electronegative than iodine
An oxide of element X dissolves in water to form a solution. Phenolphthalein indicator turns from colourless to pink when it is dropped into the solution. What is X?
Suatu oksida unsur X larut dalam air untuk menghasilkan suatu larutan. Penunjuk fenolftalein bertukar daripada tidak berwarna kepada merah jambu apabila dititiskan ke dalam larutan itu. Apakah X?
carbon
karbon
sulphur
sulfur
sodium
natrium
copper
kuprum
Boiling point of bromine is higher than chlorine. Which
statement best explains this phenomena?
The atomic size of chlorine is smaller
Covalent bond between bromine atoms is strongger
Number of electrons in bromine is higher
The force of attraction between bromine is stronger
What is the meaning of electronegativity?
Ability of ion to lose electron.
Ability of ion to accept electron
Ability of atom to lose electron
Ability of atom to gain electron
Element M is located in the same group with iron in the Periodic table of Elements. Which of the following are the characteristics of M?
Low melting point
Poor heat conductor
Act as catalyst
has more than one oxidation number
Why does the atomic size of the element
decrease across Period 3?
The proton number increases .
The nucleon number decrease
The number of neutrons increases
The number of shells occupied with
electrons decreases
The following information is about the properties of element Z. • Acts as a catalyst • Forms complex ions • Forms coloured compounds • Has more than one oxidation number. Which is most probably element Z?
Aluminium
Potassium
Sulphur
Copper
Diagram 1 shows an air balloon filled with gas X. In which group is X located in the Periodic Table?
Rajah 1 menunjukkan sebiji belon udara berisi gas X. Dalam kumpulan manakah X terletak dalam Jadual Berkala?
Group 15
Kumpulan 15
Group 16
Kumpulan 16
Group 17
Kumpulan 17
Group 18
Kumpulan 18
Diagram 3 shows the electron arrangement of an ion L. Which of the following is the position of element L in the Periodic Table?
Rajah 3 menunjukkan susunan elektron bagi ion L. Antara berikut, yang manakah kedudukan unsur L dalam Jadual Berkala?
Group 2, Period 3
Kumpulan 2, Kala 3
Group 8, Period 2
Kumpulan 8, Kala 2
Group 12, Period 3
Kumpulan 12, Kala 3
Group 18, Period 2
Kumpulan 18, Kala 2
Three elements represented by letters X, Y and Z are in Period 3 of the Periodic Table of Elements. The oxide of X is acidic, the oxide of Y is basic and the oxide of Z is amphoteric.
Which of the following statements are correct about elements X, Y and Z?
Atomic size increases from Y, Z and X.
Electronegativity decreases from Y, Z and X.
The melting point decreases from X, Y and Z.
The proton number decreases from X, Y and Z.
