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- Solve! On going down to a main subgroup in the periodic table (example Li to Cs in IA or Be to Ba in IIA) the expected trend of change in atomic radius is a:
On going down to a main subgroup in the periodic table (example Li to Cs in IA or Be to Ba in IIA) the expected trend of change in atomic radius is a:
- Option 1)
Continuous decrease
- Option 2)
Continuous Increase
- Option 3)
Periodic One, an increase followed by a decrease
- Option 4)
Periodic One, a decrease followed by an increase
Answers (1)
Size of atom and ion in a group -
In a group moving from top to the bottom the number of shell increases.So the atomic size increases.
- wherein
Upon descending in a group from top to bottom the number of shells of electrons increases therely increasing the of the atoms.
Option 1)
Continuous decrease
Incorrect
Option 2)
Continuous Increase
Correct
Option 3)
Periodic One, an increase followed by a decrease
Incorrect
Option 4)
Periodic One, a decrease followed by an increase
Incorrect
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