WorksheetsPH 4 Elements & Periodic Table Test Review
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
Which particles are found in the nucleus of an atom?
a)
electrons and protons
b)
neutrons and protons
c)
neutrons and electrons
d)
only protons
2.
The number of protons in an atom is the element's
a)
chemical symbol
b)
group
c)
atomic number
d)
atomic mass
3.
Dmitri Mendeleev created the first
a)
chemical reaction
b)
experiment
c)
periodic table
d)
semiconductor
4.
A horizontal row of elements in the periodic table is called a
a)
period
b)
group
c)
family
d)
element
5.
A mixture of free electrons and atomic nuclei is called
a)
plasma
b)
a metal
c)
liquid
d)
a noble gas
6.
If an object can be pulled into a long wire, then the object is
a)
ductile
b)
flexible
c)
reactive
d)
easy to break
7.
When metal atoms react with the atoms of other elements, the metal atoms
a)
gain neutrons
b)
gain protons
c)
share protons
d)
lose electrons
8.
Scientists make elements that are heavier than uranium in machines called
a)
semiconductors
b)
particle accelerators
c)
lasers
d)
x-rays
9.
Which is a property of nonmetals?
a)
good conductor
b)
malleable
c)
not shiny
d)
shiny
10.
Elements that have some properties of both metals and nonmetals are called
a)
metalloids
b)
alkali metals
c)
noble gases
d)
alkaline earth metals
11.
Atom with the same number of protons but different numbers of neutrons are called
a)
alkali metals
b)
halogens
c)
isotopes
d)
noble gases
12.
The average mass of all the isotopes of an element is called the element's
a)
atomic mass
b)
isotopes
c)
radioactivity
d)
noble gases
13.
The most reactive group of metals in the periodic table is the
a)
alkali metals
b)
halogens
c)
radioactivity
d)
noble gases
14.
The most reactive group of nonmetals whose atoms gain or share one electron in chemical reactions are the
a)
alkali metals
b)
halogens
c)
isotopes
d)
noble gases
15.
The spontaneous generation of radiation by an unstable atomic nucleus is called
a)
alkali metals
b)
atomic mass
c)
isotopes
d)
radioactivity
16.
In an atom, the number of protons is
a)
greater than the number of electrons
b)
equal to the number of electrons
c)
equal to the number of neutrons
d)
less than the number of electrons
17.
Where would you go to find an element with an atomic number higher than 100?
a)
the bottom of the ocean
b)
the top of a mountain
c)
they are found all around us
d)
in a science lab
18.
Heat and electricity can easily flow through
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
19.
One property of ____________ is that they can be hammered into thin sheets.
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
20.
Which category of elements are the least reactive?
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
21.
The part of an atom labeled B is a (an)
a)
proton
b)
neutron
c)
electron
d)
plasma
22.
Which part of an atom can be found at different energy levels?
a)
A
b)
B
c)
C
d)
None of these
23.
Which parts of an atom make up nearly all the mass of an atom?
a)
A + C
b)
A + B
c)
B + C
d)
Only C
24.
The chemical symbol for Phosphorus is
a)
15
b)
P
c)
Sb
d)
7
25.
The elements shown in the diagram are
a)
part of the same group
b)
part of the same period
c)
noble gases
d)
not related
100 %
