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प्रश्न
Arrange the elements of second and third periods in increasing order of their atomic size (excluding noble gases).
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उत्तर
Second Period: Fluorine < Oxygen < Nitrogen < Carbon < Boron < Beryllium < Lithium.
Third Period: Chlorine < Sulphur < Phosphorus < Silicon < Aluminum < Magnesium < Sodium.
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संबंधित प्रश्न
Give the trends in atomic size on moving across the period left to right.
Give reasons for the following:
The size of the anion is greater than the size of the parent atom.
What happens to the atomic size of elements on moving from left to right in a period?
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
Atomic size increases from left to right across a period.
The changes in the properties of elements on moving from left to right across a period of the Periodic Table. For the property, choose the correct answer.
The atomic size:
While going from top to bottom in a group the atomic radius ______.
Which of the following is the correct order of atomic size?
Which of the following gives the correct increasing order of the atomic radii of O, F, and N?
An element with the largest atomic radius among the following is ______.
In Period 3 of the Periodic Table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the option to complete the following statement:
The element A would have ______ atomic size than B.
