The strong red spectral line emitted by hot hydrogen gas is known as the _____ line.
A) 21-cm
B) Balmer $\alpha$
C) Lyman $\alpha$
D) Paschen $\alpha$

Question

Quizplus · Accepted Answer

The strong red spectral line emitted by hot hydrogen gas is part of the Balmer series, specifically known as the H-alpha (Hα) line. This series is visible in the optical part of the electromagnetic spectrum.

The Strong Red Spectral Line Emitted by Hot Hydrogen Gas α\alphaα

The Strong Red Spectral Line Emitted by Hot Hydrogen Gas $\alpha$