## MCAT Question A Day - 3/6/14 - Answer!

**What is the maximum number of electrons in an atom that can have quantum numbers of n = 5 and l = 2?**

**A.**5

**B.**8

**C.**10

**D.**15

*The correct answer is (C). These quantum numbers refer to the 5d electrons. The value of n is not used directly to answer the question. From +2 through -2, m can have 5 values. Each m value can have 2 values of m*

_{s}associated with it, for a total of 10 states.*Want more questions? - Click here to check out our MCAT Question A Day archive*