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Chemistry
Which of the following statements related to modem periodic table is incorrect?
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Q. Which of the following statements related to modem periodic table is incorrect?
Classification of Elements and Periodicity in Properties
A
The $p-$ block has $6$ columns, because a maximum of $6 $ electrons can occupy all the orbitals in $p-$ shell.
9%
B
The $d-$ block has $8$ columns, because a maximum of $8 $ electrons can occupy all the orbitals in a $d-$ subshell.
56%
C
Each block contains a number of columns equal to the maximum number of electrons that can occupy that subshell.
17%
D
The block indicates value of azimuthal quantum number for the last subshell that received electrons in building up the electronic configuration.
18%
Solution:
The $d-$ block has $10$ columns, because a maximum of $10 $ electrons can occupy all the orbitals in $d-$ subshell.