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Which electronic transition in a hydrogen atom, starting from the orbit n = 7, will produce infrared light of wavelength 2170 nm?

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Atomic StructureBohr model calculations & atomic spectrum problemsMEDIUMJEE Chemistry
Which electronic transition in a hydrogen atom, starting from the orbit n = 7, will produce infrared light of wavelength 2170 nm? **Options:** - **A.** n = 7 to n = 6 - **B.** n = 7 to n = 5 - **C.** n = 7 to n = 4 - **D.** n = 7 to n = 3 --- **Difficulty:** MEDIUM | **Chapter:** Atomic Structure | **Topic:** Bohr model calculations & atomic spectrum problems

Official Solution

## ✅ Correct Answer: **C** ### 📖 Detailed Explanation: **Solution:** **Analyzing each option:** (A) ✗ n = 7 to n = 6... (B) ✗ n = 7 to n = 5... (C) ✓ n = 7 to n = 4... (D) ✗ n = 7 to n = 3... **Correct Answer: (C)** **Key Concept:** Apply fundamental principles of atomic structure to identify the correct option. --- *This is an official solution provided by Chem Mantra. For more chemistry questions and solutions, explore our [question bank](/courses).*

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Atomic StructureBohr model calculations & atomic spectrum problemsMEDIUMJEE Chemistry