Question

ARMY PLEASE ANSWER THE 8th QUESTION..​

Answer 1

Answer:

Solution : suppose n=5 hai

For

n = 5

, the electronic configuration

=( 5-1 ) d8 5s2= 4d8 5s2

. The element corresponding to this configuration is palladium

( pd ) ( z = 46 )

, which is a

d

-block element. <br> Group number = Number of electrons in

( n - 1 )

subshell

+

number of electrons in

nth

shell <br>

8 + 2 = 10

<br> Period of the elements: Number of principal quantum number of the valence shell

Solution :

= 5th

Answer 2

Answer:

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