Question

The periods number of long forms of periodic table represents​

Answer 1

$\pink \bigstar$ Å ñ s w e r

• Since each period starts with the filling of electrons in a new principal quantum number, therefore, the period number in the long form of the periodic table refers to the maximum principal quantum number of any element in the period. (where, n = principal quantum number).

Answer 2

Answer:

hello

Explanation:

Since each period starts with the filling of electrons in a new principal quantum number, therefore, the period number in the long form of the periodic table refers to the maximum principal quantum number of any element in the period. (where, n = principal quantum number).