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प्रश्न
Which one has the largest size?
पर्याय
Br
I
I−
Cl
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उत्तर
I−
Explanation:
I− is the largest in size. On moving down a group size of atom increases.
∴ I > Br > Cl
I− > I
Hence I− is the largest in size.
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संबंधित प्रश्न
Answer the following in respect of element `31/15 P`
Give its electronic configuration
Give the trends in atomic size on moving down the group.
Arrange the elements of second and third periods in increasing order of their atomic size (excluding noble gases).
Give reason for the following:
Argon atom is bigger than chlorine atom.
Arrange the following in order of increasing radii:
CI- , CI
The following questions refer to the Periodic Table.
What happens to the atomic size of elements moving from top to bottom of a group?
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:
The electronic configuration of metal A is 2, 8, 18, 1.
The metal A when exposed to air and moisture forms B a green layered compound. A with con. H2 SO4 forms C and D along with water. D is a gaseous compound. Find A, B, C, and D.
An element X has mass number 40 and contains 21 neutrons in its atom. To which group of the Periodic Table does it belong?
Arrange the following in order of increasing radii:
N, O, P
Explain your choice.
