The spectra,such as Ångström found for low-pressure gas in a discharge tube,are of what type?
A) continuous
B) discrete
C) blackbody
D) band
E) dark-line

Question

Quizplus · Accepted Answer

The spectra that Ångström found for low-pressure gas in a discharge tube are of discrete type. This means that they consist of distinct lines at specific wavelengths, as opposed to a continuous spectrum which would show a smooth transition of colors or wavelengths.

The Spectra,such as ÅNgström Found for Low-Pressure Gas in a Discharge