Select the correct answer. According to Bohr's model of the hydrogen atom, the atomic orbit with a quantum number of n= 1 has an orbit radius of 0.0529 nanometers. The orbit with a quantum number n= 2 has a radius of 0.212 nanometers. Which number would be closest to the radius of the orbit with the quantum number n = 5?

1. 0.476 nm
2. 1.32 nm
3. 0.846 nm
4. 1.9 nm
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