Learning Path
Question & Answer
Choose the Best Answer
Elements in the same group have similar chemical properties.
All elements are arranged by their atomic mass.
Periods are based solely on the number of protons.
The table does not provide any predictive information.
Understanding the Answer
Let's break down why this is correct
Atoms that sit in the same vertical column share the same count of outermost electrons. Other options are incorrect because People sometimes think the table is sorted by weight, but it is actually arranged by increasing atomic number, the count of protons; Periods are not defined by the number of protons.
Key Concepts
Periodic Table Structure
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Deep Dive: Periodic Table Structure
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Definition
The structure of the Periodic Table organizes elements based on their properties in a tabular form. It includes periods, groups, noble gases, and the arrangement of elements according to their atomic numbers. Understanding the structure helps in predicting the behavior and characteristics of elements.
Topic Definition
The structure of the Periodic Table organizes elements based on their properties in a tabular form. It includes periods, groups, noble gases, and the arrangement of elements according to their atomic numbers. Understanding the structure helps in predicting the behavior and characteristics of elements.
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