HESI A2 Practice Test 5

10 free HESI A2 practice questions in the real exam format, covering the official content areas, with an explanation for every answer.

HESI A2 Practice Test 5Tutor mode

Question 1 of 10

Chemistry

Each nitrogen atom has 5 valence electrons. How many pairs of electrons are shared between the two atoms in a molecule of $N_{2}$ ?