Chemistry
Chemistry, 30.08.2021 18:30, deadslinger5134

Hydrogen has one electron, which is located in the first energy shell. Helium has two electrons in the first energy shell. Lithium has three electrons—two in the first energy shell and one in the second. How might this pattern be related to the fact that hydrogen and lithium are both reactive, but helium is unreactive?

answer
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 04:30, mamabates181981
How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.
Answers: 1
image
Chemistry, 22.06.2019 18:30, sarahbug56
Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years
Answers: 2
image
Chemistry, 23.06.2019 03:50, lindseyklewis1p56uvi
What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.
Answers: 2
image
Chemistry, 23.06.2019 04:20, misst002
Malia was able to make a paper clip float on the surface of water what will most likely happen to the paper clip if a drop of dishwashing detergent is added near it
Answers: 1
Do you know the correct answer?
Hydrogen has one electron, which is located in the first energy shell. Helium has two electrons in t...

Questions in other subjects: