The Wavelength of the Photon Emitted When a Hydrogen Atom

question 154

Multiple Choice

The wavelength of the photon emitted when a hydrogen atom undergoes a transition from the n = 10 state to the n = 1 state is approximately

• A) 0.920 × 10^-6 nm.
• B) 1.085 × 10^-4 nm.
• C) 92.0 nm.
• D) 0.0900 nm.
• E) 46.5 nm.

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Definitions:

Chelicerates

Arthropod group with specialized feeding structures (chelicerae) and no antennae; arachnids and horseshoe crabs.

Mites

Small arthropods belonging to the class Arachnida, often parasitic, affecting plants, animals, and humans.

Horseshoe Crabs

Ancient marine arthropods known for their distinctive horseshoe-shaped carapaces and important role in medical research.

Scorpions

Arachnids known for their venomous stings, eight legs, and distinctive extended body with a segmented tail.