What kind of spectra did the physicist Anders Jonas Ångström discover in his study of low-pressure gas discharge tubes?
A) continuous
B) discrete
C) blackbody
D) band
E) dark-line

Question

Quizplus · Accepted Answer

Ångström discovered discrete spectra, also known as line spectra, which are characteristic of low-pressure gas discharge tubes where specific wavelengths of light are emitted by the gas.

What Kind of Spectra Did the Physicist Anders Jonas ÅNgström