Question

Maximum number of electrons in a subshell or an atom is determined by the formula:

• A. $2n^2$
• B. $4l+2$
• C. $2l+2$
• D. $4l$

Answer 1

The correct option is B $4l+2$

Total number of subshells $=(2l+1)$

$\therefore$ Maximum number electron in a subshell $=2(2l+1)$

$=4l+2$