Understanding the Periodic Table
Passage
•
Science
•
8th Grade
•
Practice Problem
•
Medium
Anonymous Anonymous
Used 1+ times
FREE Resource
5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the periodic table primarily organize elements by?
Atomic numbers
Chemical symbols
Atomic mass
Electron configurations
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which group in the periodic table contains elements with one valence electron?
Group 1
Group 7
Group 18
Group 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many periods are there in the periodic table?
7
18
32
6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which family of elements is known for being highly reactive due to having a single valence electron?
Alkali metals
Noble gases
Halogens
Alkaline earth metals
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are lanthanides and actinides often displayed separately in the periodic table?
To make the table more compact and easier to read
Because they are not part of any group
Due to their unique chemical properties
To highlight their radioactive nature
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