2.An element P has electronic configuration 2,8,5. In which group and period will it be placed?
Another element Q has electronic configuration 2,5. Can it be placed in same group and period
as element P?
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Answer:
The electronic configuration is 2,5. It means that the given element contains two shells, thus the period is 2nd. Secondly, there are 5 electrons in the valence shell which is true for the 15th group.Read more on Sarthaks.com - https://www.sarthaks.com/950857/which-period-and-group-would-you-place-elements-with-following-electronic-configurations
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Answer :the element p has belong to the 15 group and 3 period where element Q is belongs 15 group and 2 periods.
Explanation:
It is because both element belong to 15 group but both are not belong to 2 period .
One is belong to 3rd period and another is belong to 2nd period
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