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प्रश्न
The following questions refer to the Periodic Table.
What happens to the atomic size of elements moving from top to bottom of a group?
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उत्तर
Atomic size increases on moving from top to bottom of a group.
संबंधित प्रश्न
Arrange the following as per the instruction given in the bracket:
Mg, Cl, Na, S, Si (decreasing order of atomic size).
Why is the size of neon greater than fluorine?
Which is greater in size an atom or a cation?
Give reason for the following:
Argon atom is bigger than chlorine atom.
Which among the following elements has the largest atomic radii?
Arrange the following elements in increasing order of their atomic radii.
- Li, Be, F, N
- Cl, At, Br I
Atomic number of a few elements are given below
10, 20, 7, 14
- Identify the elements
- Identify the Group number of these elements in the Periodic Table
- Identify the Periods of these elements in the Periodic Table
- What would be the electronic configuration for each of these elements?
- Determine the valency of these elements
- 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.
An element with the largest atomic radius among the following is ______.
Which one has the largest size?
