Practice question
Question
The angular momentum of an electron in the sixth orbit of Li²⁺ is 6.33 × 10⁻³⁴ J s. What is its radius? (h = 6.626 × 10⁻³⁴ J s, r₁ for H = 5.29 × 10⁻¹¹ m)
Explanation
n=6. For Li²⁺ (Z=3), r₆ = 36/3 × 5.29×10⁻¹¹ = 6.348×10⁻¹⁰ m.