Question

this basics quiz should be straightforward if you have watched the basics video and taken notes. you should go over your notes before starting the quiz. you can keep your notes out while you take the quiz, but you have 8 minutes to answer 8 questions, so you won’t have much time to look up the answers. if you are unhappy with your initial score, you can take the quiz again and get different questions. the highest score of the three will be your quiz grade. question 1 1 pts how many valence electrons does hydrogen have? 2 1 4

Explanation:

Hydrogen has an atomic number of 1. Its electron - configuration is 1s¹. Valence electrons are the electrons in the outermost shell. So hydrogen has 1 valence electron.

Answer:

B. 1