Periodic Table of Elements
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Is Lithium (Li) a metal, nonmetal, or metalloid?
Back
Lithium (Li) is a metal.
2.
FLASHCARD QUESTION
Front
Oxygen is in the 16th group so it has _________ valence electrons.
Back
Oxygen has 6 valence electrons.
3.
FLASHCARD QUESTION
Front
The Periodic Table of Elements consists of multiple __________ within the elements.
Back
The Periodic Table consists of patterns.
4.
FLASHCARD QUESTION
Front
Potassium is in the 4th PERIOD so it has _______ orbitals.
Back
Potassium has 4 orbitals.
5.
FLASHCARD QUESTION
Front
The Periodic Table of Elements is a list of over __________ elements, organized by their properties and compositions.
Back
The Periodic Table contains over 100 elements.
6.
FLASHCARD QUESTION
Front
What is the atomic number of an element?
Back
The atomic number is the number of protons in the nucleus of an atom.
7.
FLASHCARD QUESTION
Front
What are groups in the Periodic Table?
Back
Groups are vertical columns in the Periodic Table that contain elements with similar chemical properties.
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