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Worksheets16.1 Periodic Trends (EXP)
Total questions: 28
Worksheet time: 1hrs 24mins
Periodic Table of Elements is arranged by
The horizontal (side to side) rows in the Periodic Table are called
groups
families
periods
atomic numbers
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
Which of these element is the least metallic in Period 3?
Atoms with similar chemical properties are most likely located...
shiny
conducts electricity
How many valence electrons are there in an element in group V of the periodic table?
5
15
7
8
Which two atoms belong to elements that are in the same group of the periodic table?
Atom 3 and Atom 4
Atom 1 and Atom 4
Atom 3 and Atom 2
Atom 1 and Atom 2
Which two atoms belong to elements that are in period two of the periodic table?
Atom 3 and Atom 4
Atom 1 and Atom 4
Atom 3 and Atom 2
Atom 1 and Atom 2
Based on the data, which number shows the correct location of the element that is malleable and a good conductor.
1
2
3
4
Where are inert (not reactive) gases found in the Period table?
alkali metals (group I)
alkaline earth metals (group II)
halogens (group VII)
noble gases (group o)
How many valance electrons does Iodine have?
What do elements in the same period have in common?
similar chemical properties
have the same number of protons
same number of electron shells
Which of the following belongs to element in the same period?
similar chemical properties
same number of electrons
same number of electron shells
Which of the following is an alkali metal?
Element Z forms a positive ion when it reacts with oxygen. Which statement about Z is correct?
Z could be a member of Group VII
Z could have the most non-metallic character in the period.
Z's atomic number could be 20
Z's electronic structure could be 2.8.6
Some properties of elements in the same group of the Periodic Table are listed.
1. charge on the ion
2. number of outer shell electrons
3. number of protons
4. total number of inner shell electrons
Which properties show an increase as the group is descended?
1 and 2
1 and 3
2 and 4
3 and 4
The positions of the elements W, X, Y and Z are shown in the outline of part of the Periodic Table.
Which statement is not correct?
All the elements are reactive with the exception of element Z.
An atom of element X has a greater mass than an atom of element W.
Element X will react with element Y in the ratio 1:1.
Only one of these elements will form an ion with a negative charge.
Elements X, Y and Z are all in the same period of the Periodic Table.
X forms an amphoteric oxide.
Solid Y does not conduct electricity.
Z forms an ionic oxide, ZO.
In which order do the elements appear in the Periodic Table?
X-->Y-->Z
Y-->X-->Z
Z-->X-->Y
Z-->Y-->X
The elements W, X, Y and Z have increasing proton numbers. They are all in Period 3 of the Periodic Table but are not necessarily next to each other.
Which statement is correct?
The chloride of Z is ionic.
The oxides of W and Z are both amphoteric.
W and Y contain the same number of shells of electrons.
X and Y could be in the same group in the Periodic Table.
Across a period there is a trend from metallic to non-metallic elements. This is caused by
an increase in number of electrons.
an increase in number of electron shells.
an increase in number of neutrons.
an increase in number of valence electrons.
Three elements X, Y and Z have consecutive, increasing proton numbers.
If element X is a noble gas, what will be the symbol for the ions of element Z in its compounds?
Z2-
Z+
Z2+
Z3+
Many properties of an element and its compounds can be predicted from the position of the element in the Periodic Table.
Which property could not be predicted in this way?
the acidic or basic nature of its oxide.
the formula of its oxide.
the number of isotopes it has.
its metallic or non-metallic properties.
The element with a proton number of 12 has similar chemical properties to the element with the proton number
2
11
13
20
Two elements are in the same group of the Periodic Table.
Which property will be the same for both elements?
the charge on their ions
their electronic structure
their melting point
their reactivity with water or acids
