WorksheetsF4 CHE C4
Total questions: 40
Worksheet time: 20mins
Each horizontal row on the periodic table is called a what?
Group
Row
Period
Family
Elements in the same group have __________
Similar Chemical Properties
Similar Physical Properties
Similar Valence Electron
Similar Proton Number
An atom of element R has 14 neutrons. Nucleon number of element R is 27. In which Group and period R located in Periodic Table?
Group 13. period 2
Group 14, Period 2
Group 13, Period 3
group 14, Period 3
What are the elements in group 18 of the periodic table called?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
What gas is produced when a Group 1 metal reacts with water?
Oxygen
Carbon Dioxide
Hydrogen
Carbon Monoxide
Which of the following is a monoatomic gas?
Oxygen
Fluorine
Helium
Nitrogen
Table above show the electron arrangement for element W, X, Y and Z. Which element is a metal?
W
X
Y
Z
The following statements refer to the contributions of a scientist in the development of the Periodic Table.
Plotted the graph of the atomic volume against the atomic mass the elements successful in showing the properties of the elements formed a periodic pattern with their atomic masses.
Who was the scientist?
Lothar Meyer
Henry Moseley
John Newlands
Dmitri Mendelev
Helium gas is used to fill weather balloons because of its inert property. Which of the following is the best explanation of the property?
Has low density
Exists as monoatomic gas
Achieved stable electron arrangement
Placed in Group 18 in the Periodic Table
Which of the following diagrams represents the electron arrangement of an element of Group 1?
Which statement explains why the size of the atoms of Group 1 elements increases when going down the group in the Periodic Table 1?
The number of protons increases
The relative atomic mass increases
The relative atomic mass increases
The number of shells filled with electrons increases
Which statement explains why the reactivity of Group 1 elements increases when going down the group?
The physical state of the elements changes from gas to liquid then to solid at room temperature
The attractive force between valence electron and the nucleus becomes stronger
The valence electron gets further away from the nucleus
The melting points of the elements decrease
Diagram above shows the method used to store an element. Which of the following explains why the method is used?
To avoid from reaction with sunlight
The element is toxic and dangerous
The element is reactive and volatile
To avoid from reaction with oxygen in the air
Element Y is below potassium is the same group in the Periodic Table. Determine the formula of the product and the reactivity of Y with chlorine compared to the reaction of potassium with chlorine.
YCl2, Less reactive
YCl2, More reactive
YCl, Less reactive
YCl, More reactive
Table above shows the proton number of elements P and Q. Which of the following statements are true of the elements in table above?
I. Q is more reactive than P
II. The atomic size of Q is bigger than P
III. Both elements P and Q can conduct electricity
IV. P and Q are in the same group in the periodic table
I and II only
I and IV only
II, Ill and IV only
I, II, Ill and IV
In the Periodic Table of Elements, elements are arranged according to the increasing order of ...
proton number
nucleon number
number of neutron
number of electron
Elements are arranged in the same group based on...
same number of protons
same number of electrons
same number of neutrons
same number of valence electrons
Which of the following metals burns with a bright lilac flame in oxygen and produces a white residue?
potassium
sodium
silver
lead
The following elements are in Group 17 in the Periodic Table except
bromine
chlorine
helium
iodine
Why the reactivity of halogens decreases when going down the group?
the solubility of halogens decreases
the electronegativity of halogens decreases
the van der Waals forces between halogen molecules become stronger
the physical state of halogens changes from gas to liquid then to solid at room temperature.
Which of these oxides is amphoteric?
lead(II) oxide
aluminium oxide
lithium oxide
copper(II) oxide
Which pair of transition element or its compound and it's function in the industry is correct ?
iron - manufacture of nitric acid from ammonia
nickel - manufacture of ammonia
manganese (IV) oxide - manufacture of margarine
vanadium(V) oxide - manufacture of sulphuric acid
Diagram 3 shows the electron arrangement of an ion L. Which of the following is the position of element L in the Periodic Table?
Group 2, Period 3
Group 8, Period 2
Group 12, Period 3
Group 18, Period 2
What is the most reactive Group 17?
Fluorine
Iodine
Chlorine
Bromine
How was Mendeleev's periodic table arranged?
by increasing atomic mass
by decreasing atomic mass
by increasing atomic number
by decreasing atomic number
Table shows the arrangement of electrons of elements in Period 3 of the Periodic Table. Which one of the following shows the correct descending order of their atomic radii?
M,L,N,P,K
L,M,N,K,P
P,K,N,M,L
K,L,M,N,P
The following are the uses of inert gases except
used in advertising lights
used to fill a weather balloons
used in lasers for eye treament
used as a catalyst in Haber process
Sodium and rubidium are both elements in Group 1 of the Periodic Table. Which of the following statements is correct?
Both metals form acidic oxides
Rubidium has a lower melting point than sodium
Rubidium reacts less quickly with water than sodium
Rubidium has less electrons compared to sodium
The different reactivity of Group 1 elements of the Periodic Table is due to the
I,II,III only
I,II,IV only
I,III,IV only
II,III,IV only
Which element has the highest electronegativity?
Who proposed the Law of Octaves?
Lothar Meyer
Henry Moseley
John Newlands
Dmitri Mendeleev
When going down Group 17, halogens' reactivity...
increases
decreases
doesn't change
shows no trend.
Electronegativity is...
the ability of an atom to attract electrons
the ability of an atom to lose electrons
the energy required to remove an electron from a specific atom
how easy it is to make friends.
Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.
decreases, increases
increases, increases
increases, decreases
stays the same, increases
Transition elements are place in Group__________ in the Periodic Table
13-18
3-12
3-14
3-16
Which of the following are the properties of transition elements?
high density
high melting point and boiling point
shiny surfaces
soft metals
Which of the following is the special characteristics of transition elements?
Have different oxidation number
Form coloured compound
Form complex ions
Acts as catalyst
Which of the following causes electronegativity to decrease when going across period 3 from left to right?
I. Increase in electron number
II . Decrease in atomic size
III. Increase in proton number
Iv. Increase of the nuclear attraction
I,II and III
II, III and IV
I,II and IV
I,II,III and IV
