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Periodic Table And Atoms Part Two
Test Description: This test is based on 8th-grade science TEKS 8.5A and 8.5B. It addresses atoms and the periodic table of the elements.
Instructions: Answer all questions to get your test result.
1) Protons determine an element's _________________.
A
character
B
identity
C
reactivity
D
passivity
2) Valence electrons determine an element's ___________.
A
reactivity
B
character
C
identity
D
passivity
3) Valence electrons are located in the __________.
A
energy level closest to the nucleus.
B
outermost energy level.
C
nucleus
D
middle energy level.
4) The horizontal rows on the Periodic Table are the ___________.
A
groups
B
protons
C
periods
D
neutrons
5) The vertical columns on the Periodic Table are the __________.
A
periods
B
groups
C
neutrons
D
protons
6) Periods identify the amount of __________ an atom has.
A
valence electrons
B
energy levels or shells (rings)
C
molecules
D
nuclei
7) Groups identify how many ______________ an atom has.
A
nuclei
B
valence electrons
C
molecules
D
energy levels or shells (rings)
8) Atomic number and mass ______________ from left to right on the Periodic Table.
A
have no pattern
B
increase
C
do not change
D
decrease
9) Groups (or families) on the Periodic Table are elements that have:
A
no identifiable chemical properties.
B
exactly the same chemical properties.
C
similar chemical properties.
D
no specific location on the Periodic Table.
10) Groups 1 and 2 are the __________.
A
least reactive metals.
B
least reactive metalloids.
C
noble gases.
D
most reactive metals.
11) Group 18 are the _______.
A
Alkali Metals
B
Halogens
C
Lanthanides.
D
Noble Gases
12) The element located at period 6, group 16 is:
A
Polonium
B
Livermorium
C
Cesium
D
no element at that location
13) The element located at period 2, group 7 is:
A
Flourine
B
Technetium
C
Oxygen
D
Radium
*select an answer for all questions
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