Question detail
Which of the following statements is true regarding elements in the periodic table?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Key ideas in chemistry
Question
- A. Elements in the same group have similar chemical properties.
- B. Elements in the same period have similar atomic masses.
- C. All elements are metals.
- D. Elements are arranged by their density.
Answer
Elements in the same group have similar chemical properties.
Explanation
Elements in the same group (column) of the periodic table exhibit similar chemical properties due to their similar electron configurations.
Common mistake
Misunderstanding Periodic Relationships
Students often think that all elements in the same group have identical properties, ignoring variations within the group.
Emphasize that while elements in a group share similar properties, there can be significant differences in their chemical and physical behaviors due to factors like atomic size and electronegativity.
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