Q: The radius of the first stationary state orbit of hydrogen atom is
(a)5.0 Å
(b)52.9 pm
(c)5.29 pm
(d)0.529 pm
Correct Answer: (c)
The correct answer is (c): 5.29 pm. Subject: Science & Technology | Sub-topic: Space Technology & Astronomy Note: This answer was determined through AI-based research. Verify against the official answer key when available.