WorksheetsChemistry Ch 4 Review
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
The idea of arranging elements in a table according to their chemival and physical properties is attributed to
a)
Newlands
b)
Moseley
c)
Bohr
d)
Ramsay
2.
From gaps in his table, Mendeleev predicted the exististance of several elements and their
a)
Atomic numbers
b)
colors
c)
properties
d)
radioactivity
3.
Mendeleev is credited with developing the first successful
a)
periodic table
b)
method for determining atomic number
c)
test for radioactivity
d)
use of Xrays
4.
The periodic law states that
a)
no two electrons can be found in teh same place
b)
the physical and chemical properties of elements are functions of their atomic numbers
c)
electrons exhibit properties of both particles and waves
d)
the chemical properties of elements can be grouped according to periodicity, but physical properties cannot
5.
Elements in a group or column in teh PR can be expected to have similar
a)
atomic masses
b)
atomic numbers
c)
numbers of neutrons
d)
properties
6.
The atomic number of sodium, the first element in period 3, is 11. The atomic number of the second number in the period is
a)
3
b)
10
c)
12
d)
18
7.
Elements in a group have similar
a)
reactivities
b)
electons configurations
8.
Which group do Lithium and potassium belong?
a)
alkali metals
b)
transition metals
c)
halogens
d)
noble gases
9.
Which groups do fluorine and chlorine belong to?
a)
alkaline earth metals
b)
transition elements
c)
halogens
d)
actinides
10.
Group 17 is also known by what name?
a)
halogens
b)
alkali metals
c)
alkaline earth metals
d)
noble gases
11.
Transition elements are found in which of the following group(s) on the PT?
a)
Group 1
b)
Group 1 and 2
c)
Group 3-12
d)
Group 18
12.
A property of all actinides is that they are
a)
members of group 7
b)
radioactive
c)
nonmetals
d)
nonmetals and radioactive
13.
A solution of two or more metals is
a)
an insulator
b)
a jelly
c)
brittle
d)
an alloy
14.
The effect of inner electrons on the attraction between the nucleus and the outer electrons of an atom is called...
a)
electron affinity
b)
electron ionization
c)
electron shielding
d)
electronegativity
15.
Which is the best reason that the atomic radius generally increases with atomic number in each groups of elements?
a)
the nuclear charge
b)
the number of neutrons increases
c)
the number of energy levels increases
d)
a new octet forms
16.
The process that changes one element into another different elements is called
a)
transfiguration
b)
transformation
c)
transmutation
d)
transgeneration
100 %
