In Terms of A₀,where A₀ = 0 $\frac { 1 } { n ^ { 2 } } a _ { 0 }$

Multiple Choice

In terms of a₀,where a₀ = 0.0529 nm,the radii of the allowed orbits in the Bohr model of the hydrogen atom are given by r_n =

A) $\frac { 1 } { n ^ { 2 } } a _ { 0 }$ .
B) $\frac { a _ { 0 } } { n }$ .
C) $\sqrt { n } a _ { 0 }$ .
D) na₀.
E) n²a₀.