Which of the following is not true as we move down a group of s and p-block elements in the periodic table

a. Effective nuclear charge is relatively constant
b. Atomic radius increase steadly
c. The value of principal quantum number increases
d. Electronegativity also increases

Question

Which of the following is not true as we move down a group of s and p-block elements in the periodic table

a. Effective nuclear charge is relatively constant
b. Atomic radius increase steadly
c. The value of principal quantum number increases
d. Electronegativity also increases

joannablackwelder · Answer

Within one group (row), the value of the principal quantum number for s and p blocks will remain the same.