Noble gases are supposed to be the least reactive elements so I’m assuming Neon would be the most least reactive out of all of them.
Yes, and no. We all should know by know we do need the sun to survive, but we also need for energy is oxygen and the food we eat.
Electronic configuration of Rb: 2.8.8.8.8.3
Valence electron is 3....
20. Would be the right answer
The correct answer is A, Volume