What Is the Speed of an Electron in the N

question 4

Multiple Choice

What is the speed of an electron in the n = 4 Bohr orbit of the hydrogen atom?

• A) 5.47 × 10⁵ m/s
• B) 310 × 10⁵ m/s
• C) 1.39 × 10⁵ m/s
• D) 1.78 × 10⁵ m/s
• E) 2.18 × 10⁶ m/s

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