Which of the following is false?

Options

A. The number of orbital for a given value of l is equal to `2l + 1`
B. The number of orbitals for a given value of an is equal to `n^(2)`
C. An atom having unpaired electrons is diamagnetic in nature
D. All s orbitals arte spherical symmetrical is shape

Answer

C

Explanation

a. The number of orbitals for a given l is equal to the permited value of m which can taken values `0, +- +- 2….. + l.` at total of `2l, + 1 ` value
c. A diamagnetic atom has no unpaired electrons