Why Do We Only See Four Lines in the Emission

question 50

Essay

Why do we only see four lines in the emission spectrum of hydrogen?

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Definitions:

Tetrapods

A superclass of animals characterized by four limbs (or the descent from such), including amphibians, reptiles, birds, and mammals.

Extant Species

Refers to species that are currently living and have not gone extinct.

Eusthenopteron

An extinct genus of lobe-finned fish, considered an important precursor to early tetrapods and amphibians.