
8.5 Atoms and The Periodic Table
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•
8th Grade
•
Practice Problem
•
Hard
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18 questions
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1.
FLASHCARD QUESTION
Front
A pure substance that cannot be separated into simpler substances by physical or chemical means.
Back
element
2.
FLASHCARD QUESTION
Front
The columns on a Periodic Table that arrange the elements by the number of electrons that are in the outer most shell.
Back
Groups
3.
FLASHCARD QUESTION
Front
The rows in The Periodic Table that classify the elements by the number of the electron shells.
Back
Periods
4.
FLASHCARD QUESTION
Front
Which statement is true?
- Most elements are non-metalloids
- Most elements are transition metals
- Most elements are noble gases
- Most elements are metals
Back
Most elements are metals.
5.
FLASHCARD QUESTION
Front
Which pair of elements would have the same number of valence electrons? Options: Lithium and Beryllium, Magnesium and Sodium, Lithium and Sodium, Magnesium and Lithium
Back
Lithium and Sodium
6.
FLASHCARD QUESTION
Front
When moving down a column in the Periodic Table, which of the following increases?
- Number of valence electrons
- Melting point of the element
- Possible number of bonds formed
- Metallic character of the element
Back
Metallic character of the element
7.
FLASHCARD QUESTION
Front
Which element would have similar properties to Sulfur? Options: Nitrogen, Oxygen, Fluorine, Chlorine
Back
Oxygen
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