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प्रश्न
Which one has the largest size?
विकल्प
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
Write the name and symbol of the element from the description.
The noble gas with the smallest atomic radius.
Give scientific reasons for the following:
Atomic radius goes on decreasing while going from left to right in a period.
Among the elements of the second period, Li to Ne, pick out the element with the largest atomic size
What happens to the atomic size of elements on moving from left to right in a period?
_______ is the distance between the nucleus of the atom and its outermost shell.
Atomic radius is expressed in the unit ______.
Which of the following are the characteristics of isotopes of an element?
- Isotopes of an element have same atomic masses
- Isotopes of an element have same atomic number
- Isotopes of an element show same physical properties
- Isotopes of an element show same chemical properties
Arrange the following elements in increasing order of their atomic radii.
- Li, Be, F, N
- Cl, At, Br I
Arrange the following in order of increasing radii:
Cl−, Cl
Explain your choice.
Give reason for the following:
The size of a Cl− ion is greater than the size of a Cl atom.
