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प्रश्न
Arrange the following in order of increasing radii:
CI- , CI
उत्तर
Cl < Cl¯
Explanation:
The radius of an anion is more than the parent atom.
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संबंधित प्रश्न
Write the name and symbol of the element from the description.
The atom having the smallest atomic mass.
Among the elements of the second period, Li to Ne, pick out the element with the largest atomic size
Arrange the following as per the instruction given in the bracket
Na, K, Li (Increasing atomic size)
On moving from left to right in a periodic table, the size of the atom _______.
Atomic radius is expressed in the unit _______.
Moving from left to right, the size of the atom decreases.
When an atom of iodine becomes an iodine ion (I–) the radius will ______
Arrange the following elements in increasing order of their atomic radii.
- Li, Be, F, N
- Cl, At, Br I
- Electropositive nature of the element(s) increases down the group and decreases across the period
- Electronegativity of the element decreases down the group and increases across the period
- Atomic size increases down the group and decreases across a period (left to right)
- Metallic character increases down the group and decreases across a period.
On the basis of the above trends of the Periodic Table, answer the following about the elements with atomic numbers 3 to 9.
- Name the most electropositive element among them
- Name the most electronegative element
- Name the element with smallest atomic size
- Name the element which is a metalloid
- Name the element which shows maximum valency.
Arrange the following as per instruction given in the bracket.
Mg, Cl, Na, S, Si (decreasing order of atomic size)
