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8.5C
Test Description: Arrangement of periodic table
Instructions: Answer all questions to get your test result.
1) Which set of elements represents a period within the periodic table?
A
N, P, As, Sb, and Bi
B
La, Pa, Sm, Tb, and Yb
C
H, He, Ar, Xe, and Rn
D
K, V, Fe, Ga, and Kr
2) All the following properties describe alkaline earth metals, EXCEPT
A
soft enough to be cut with a knife
B
found in nature
C
reactive
D
shiny and silvery-white in color
3) Where are the elements that are gases with low densities located on the periodic table?
A
Alone the staircase of the periodic table
B
On the left side of the periodic table
C
In the middle of the periodic table
D
On the right side of the periodic table
4) Which safety precautions should be observed when conducting a scientific investigation on classifying elements based on chemical properties?
A
No preventative safety equipment is necessary
B
Wear chemical splash goggles, an apron, and gloves
C
Wear an apron to protect clothes
D
Wear a fire blanket at all times
5) Which is a difference between transition metals and halogens?
A
Transition metals conduct electricity, while halogens are reactive nonmetals.
B
Transition metals contain mostly liquids, while halogens are good insulators.
C
Transition metals and halogens are malleable and ductile.
D
Transition metals are poor conductors of electricity, while halogens have high densities.
6) Which group in the periodic table reacts violently with water by igniting hydrogen gas?
A
Alkali metals
B
Transition metals
C
Lanthanide series
D
Halogens
7) Which periodic trend decreases left to right across the periodic table?
A
atomic size
B
chemical reactivity
C
metallic properties
D
metallic properties and atomic size
8) Halogens are classified together as a group because all the elements...
A
are malleable and ductile
B
have similar chemical and physical properties
C
are conductors of electricity
D
have the same atomic mass
9) Which sets of elements have similar chemical and physical properties?
A
Mg, Ra, Be, and Ba
B
Mg, Ra, Al, and P
C
Al, P, Be, and Ba
D
Al, P, Na, and Cl
10) Which of the following best describes the location of the element tin?
A
Group 4 (4B), Period 4
B
Group 13 (3A), Period 6
C
Group 16 (6A), Period 5
D
Group 14 (4A), Period 5
11) Which set of element has properties similar to phosphorus?
A
Carbon, selenium, iodine, and radon
B
Nitrogen, arsenic, antimony, and bismuth
C
Oxygen, germanium, indium, and mercury
D
Aluminum, silicon, sulfur, and chlorine
12) One of the greatest contributors to the modern periodic table is
A
Gregory Mendel
B
Charles Darwin
C
Dmitri Mendeleev
D
Sir Isaac Newton
13) An element in group 18 with 18 protons can be best described as
A
a manmade radioactive substance
B
a nonreactive nonmetal
C
a metallic solid
D
a highly reactive gas
14) Which of the following testable questions will provide evidence that elements in the same group have similar properties?
A
How does the boiling point of mercury compare to silicon?
B
How does the reactivity of lead in vinegar compare to gold in vinegar?
C
How does the melting point of copper compare to silver?
D
How does the melting point of nickel compare to zinc?
15) A student is given two unknown metals and asked to determine whether or not these two elements belong to the same group in the periodic table. Which would be most helpful in answering this question?
A
Measure only chemical properties of the metals
B
Measure only physical properties of the metals
C
Measure the densities of the metals
D
Measure both chemical and physical properties of the metals
16) Which group of elements are in the same group?
A
Mn, Ru, and Os
B
Cu, Ag, and Au
C
Co, Pd, and Au
D
Ti, V, and Cr
17) Which statement would be true for both halogens and alkali metals?
A
Both are very reactive
B
Both are shiny, silver solids
C
Both are brittle nonmetals
D
Both are nonreactive elements
*select an answer for all questions
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