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WorksheetsPERIODIC PROPERTIES IN THE PERIODIC TABLE
Total questions: 85
Worksheet time: 2hrs 33mins
what group of element does the s-block contain?
group 1-2-3
group 1-2
group 3-12
group 13-18
Why are both hydrogen and cesium s-block elements, when hydrogen has one electron and cesium has 55?
All blocks contain at least one element from each period.
Blocks of elements on the periodic table are based only on an element's valence electrons.
The s-block includes only the most reactive elements.
They have identical electron configurations.
Atoms of elements in group 1 have ____________.
one electron in their outermost energy level
two electrons in their outermost energy level
seven electrons in their outermost energy level
eight electrons in their outermost energy level
Which of the blocks on the periodic table contains the most elements?
s block
p block
d block
f block
From the table below, determine the atomic number of the noble gas at the end of period 5.
18
36
54
52
Shiny (luster) and good conductors of electricity:
Nonmetal
Lightning
Metal
Semi-metal
Which element has n=2 and s2 p6 configuration?
He
O
Ne
Ni
2
3
5
7
How many valence electrons does carbon have?
4
5
6
7
This could be the dot diagram of
Mg
Cl
C
O
Columns in the periodic table are called______, rows are called_________
Periods, groups
Groups, periods
Periods, shells
Shells, groups
The period number tells us...
How many electron shells an element has
How many electrons are in the most outer shell
The mass number
The valency
The group number tells us...
How many electron shells an atom has
How many electrons are in the most outer shell of an element
The atomic mass
Electonegativity
The elements on the Periodic Table are arranged in order of increasing...
mass number
atomic number
number of isotopes
number of valence electrons
Which model represents the most reactive atom?
What element, based on the subatomic particles in the atom, is shown?
Beryllium
Helium
Lithium
Oxygen
one carbon (C)
two oxygen (O)
(rust) made up of?
3 oxygen
the mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom
element name
element symbol
atomic number
atomic mass
a grouping of elements based on similar properties, arranged by columns in the periodic table; also known as a group
family
period
row
isotope
What is water (H2O)?
Atom
Element
Compound
Mixture
What is oxygen (O2)?
Atom
Element
Compound
Molecule
What is air?
Molecule
Element
Compound
Mixture
Where are the metals found on the periodic table?
Left
Right
In the middle
At the bottom
Where are the non-metals found on the periodic table?
Left
Right
In the middle
At the bottom
What is NOT a physical property of metals?
Lustrous (shiny)
Malleable (can be shaped)
Sonorous (makes sound)
Brittle (breaks easily)
Iron is a...
Metal
Non-metal
Metalloid
Gas
Sulphur is a...
Metal
Non-metal
Metalloid
Gas
Non-metals, like Fluorine, CAN conduct electricity.
True
False
Metalloids can also be called semi-metals.
True
False
Which is true about metalloids:
They are the same as metals.
They have some physical properties of metals, and some physical properties of non-metals.
They are man-made.
All metalloids are non-metals that are shiny.
What is this compound called?
H2O
O2
CO2
C2O
What element has the chemical symbol "Mg"?
Magnesium
Potassium
Sodium
Carbon
who discovered the first scientific and systematic periodic table
Henry Mosley
Dmitri Mendeleev
John Dalton
sir Isaac Newton
Which one is correct about mendeleev's periodic law
Properties of elements are periodic function of their atomic mass
the physical and chemical properties of elements are periodic function of their atomic number.
physical properties of elements are periodic function of their atomic weight.
chemical properties of elements are periodic function of their atomic number.
choose the correct statement
the vertical column in the periodic table is called period
the vertical column in the periodic table is called group
the horizontal row in the periodic table is not called period
none of the above
how many groups are there in modern periodic table
8
9
18
17
alkali metals are kept in ........
IIA
IIIA
IA
0
Number of valence electrons in halogens is ..........
1
4
3
7
D block elements are known as .............
Actinides
Transition elements
Lanthanides
Noble gases
In which block, does the element Iron stand?
d block
p block
s block
f block
how many electrons can d orbital accommodate? (keep)
2
6
10
14
which group has the strong electronegative character
alkali metal
lanthanides
inert gases
halogens
Electronic configuration of phosphorus is ........
1s22s22p53s23p4
1s22s22p53s23p3
1s22s22p63s23p3
1s22s22p63s23p4
Which element has following electronic configuration. 1s22s22p63s23p5
Sulphur
Chlorine
Argon
Potassium
choose the metalloid element
Alumunium
Germanium
Silver
Helium
Sulphur is........
Non metal
Metal
Metalloid
Inert gases
choose the wrong statement
Na is more active than Li
O is more active than S
Mg is more active than Al
Cl is more active than F
What is the valency of Krypton
0
1
2
3
Fluorine is more active than chlorine because ...........
fluorine has valency 1 but chlorine has 2
atomic number of fluorine is less than chlorine
atomic size of fluorine is less than chlorine
atomic size of fluorine is more than chlorine
Which one is correct ?
for electronegative elements, reactivity increases with decrease in atomic size in same group
for electropositive elements, reactivity decreases with decrease in atomic size in same group
for non metals, reactivity increases with decrease in atomic size
all of the above
what happens when we move from top to bottom in group
valency decreases
atomic radius increases
atomic radius decreases
valence electrons increases
which element is this ?
Neon
Potassium
Calcium
Argon
