Chapter 5:
The Periodic Table
Practice Test
1.
The orange-yellow glow of a street lamp is produced by what alkali metal?
a.
sodium
b.
hydrogen
c.
sulfur
d.
mercury
Hint
2.
What is a family of elements?
a.
a group of elements that all occur in the same place in nature
b.
a group of elements with common chemical and physical properties
c.
a row of elements that repeats a periodic trend of chemical properties
d.
a group of elements with the same number of protons and neutrons
Hint
3.
On the periodic table, what is a period?
a.
a row of elements that repeats a periodic trend of chemical properties
b.
a group of elements with the same number of protons and neutrons
c.
a group of elements that all occur in the same place in nature
d.
a group of elements with common chemical and physical properties
Hint
4.
Why were health experts in Europe worried about strontium-90 released by the Chernobyl disaster?
a.
Strontium is extremely reactive with water.
b.
a group of elements with the same number of protons and neutrons
c.
a group of elements that all occur in the same place in nature
d.
All of the above.
Hint
5.
How did Mendeleev organize the elements on his periodic table?
a.
in order of increasing mass
b.
in order of increasing size
c.
a group of elements that all occur in the same place in nature
d.
All of the above.
Hint
6.
Elements of Family 17 are most likely to combine with elements of what other family?
a.
Family 16
b.
Family 17 elements do not combine with other elements.
c.
Family 1
d.
Family 18
Hint
7.
What are isotopes?
a.
elements with the same number of neutrons, but different number of protons
b.
elements with different atomic numbers, but with the same mass number
c.
elements with the same number of protons and neutrons
d.
elements with the same atomic number, but different mass numbers
Hint
8.
What is atomic mass?
a.
the combined number of atomic masses of the naturally occurring isotopes
b.
the average of the atomic numbers of the isotopes found in nature
c.
the average mass of the isotopes of an element found in nature
d.
the sum of the mass numbers of the naturally occurring isotopes
Hint
9.
What is the most active nonmetal?
a.
helium
b.
fluorine
c.
cesium
d.
carbon
Hint
10.
A certain element is located in Family 1 in the last period. What might the properties of this element be?
a.
metallic properties, not reactive
b.
nonmetallic properties, not reactive
c.
nonmetallic properties, highly reactive
d.
metallic properties, highly reactive
Hint
11.
What alkaline earth metal is essential in building healthy strong bones?
a.
strontium
b.
phosphorus
c.
calcium
d.
potassium
Hint
12.
Where do transition elements fall on the periodic table?
a.
elements in Families 1 and 2
b.
elements in Family 18
c.
elements just left of the stair step line on the periodic table
d.
elements in Families 3 through 12
Hint
13.
There are 6 dots on the dot diagram for the element tellurium. What Family of the periodic table is tellurium in?
a.
16
b.
5
c.
6
d.
52
Hint
14.
An atom of beryllium has 4 protons and 5 neutrons. What is the mass number of this atom?
a.
20
b.
9
c.
5
d.
4
Hint
15.
What is the atomic number of an atom?
a.
the number of neutrons in an atom
b.
the average mass of the isotopes of an element
c.
the number of protons in an atom
d.
the number of protons and neutrons in an atom
Hint
