An Electron Is Moving at a Speed of 2

question 12

Multiple Choice

An electron is moving at a speed of 2.1 × 10⁶ m/s in the first Bohr orbit. Determine its de Broglie wavelength.

• A) 0.30 × 10−¹⁰ m
• B) 1.7 × 10−¹⁰ m
• C) 0.50 × 10−¹⁰ m
• D) 3.5 × 10−¹⁰ m
• E) 1.5 × 10−¹⁰ m

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