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What does the term 'periodic' in the periodic table refer to?
- a)The recurring trends in element properties
- b)The number of elements
- c)The atomic structure of elements
- d)The chemical reactivity of elements
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
What does the term periodic in the periodic table refer to?a)The recur...
The term 'periodic' refers to the recurring trends in element properties. This pattern repeats each time the elements move one period down.
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What does the term periodic in the periodic table refer to?a)The recur...
Periodic Trends in Element Properties:
The term "periodic" in the periodic table refers to the recurring trends in element properties that are observed as you move across a period (row) or down a group (column) in the table. These trends include properties such as atomic radius, ionization energy, electronegativity, and chemical reactivity.
Row-wise Periodicity:
As you move across a period in the periodic table, the properties of elements show a regular pattern of change. For example, atomic radius generally decreases from left to right across a period, while ionization energy and electronegativity tend to increase. This periodic variation in properties is a key feature of the periodic table.
Column-wise Periodicity:
Similarly, as you move down a group in the periodic table, elements exhibit similar properties at regular intervals. Elements in the same group tend to have the same number of valence electrons, leading to similarities in chemical behavior. This group-wise periodicity is another aspect of the periodic table that helps in predicting the properties of elements.
Predictability and Classification:
The periodic table's organization based on periodic trends allows scientists to predict the properties of elements based on their position in the table. This predictive power is crucial in understanding and classifying the vast array of chemical elements and compounds.
Conclusion:
In conclusion, the term "periodic" in the periodic table refers to the recurring trends in element properties that are observed as you move across rows (periods) and down columns (groups) in the table. Understanding these periodic trends is essential for making sense of the properties and behavior of elements in chemistry.
The term "periodic" in the periodic table refers to the recurring trends in element properties that are observed as you move across a period (row) or down a group (column) in the table. These trends include properties such as atomic radius, ionization energy, electronegativity, and chemical reactivity.
Row-wise Periodicity:
As you move across a period in the periodic table, the properties of elements show a regular pattern of change. For example, atomic radius generally decreases from left to right across a period, while ionization energy and electronegativity tend to increase. This periodic variation in properties is a key feature of the periodic table.
Column-wise Periodicity:
Similarly, as you move down a group in the periodic table, elements exhibit similar properties at regular intervals. Elements in the same group tend to have the same number of valence electrons, leading to similarities in chemical behavior. This group-wise periodicity is another aspect of the periodic table that helps in predicting the properties of elements.
Predictability and Classification:
The periodic table's organization based on periodic trends allows scientists to predict the properties of elements based on their position in the table. This predictive power is crucial in understanding and classifying the vast array of chemical elements and compounds.
Conclusion:
In conclusion, the term "periodic" in the periodic table refers to the recurring trends in element properties that are observed as you move across rows (periods) and down columns (groups) in the table. Understanding these periodic trends is essential for making sense of the properties and behavior of elements in chemistry.
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What does the term periodic in the periodic table refer to?a)The recurring trends in element propertiesb)The number of elementsc)The atomic structure of elementsd)The chemical reactivity of elementsCorrect answer is option 'A'. Can you explain this answer?
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