The period to which an element belongs to in the long form of periodic table represents

Question

The period to which an element belongs to in the long form of periodic table represents (A) atomic mass (B) atomic number (C) principal quantum number (D) azimuthal quantum number.

Tardigrade Admin · Accepted Answer

n is the principal quantum number or number of shells. It represents the number of period to which an element belongs to.

Q. The period to which an element belongs to in the long form of periodic table represents

atomic mass

atomic number

principal quantum number

azimuthal quantum number.

$n$ is the principal quantum number or number of shells. It represents the number of period to which an element belongs to.