In this question has statement I and statement II of the four choice given after the statement choose the one that best describes the two statements
Statement-Number of waves in an orbit of atom is equal to number of that orbit.
Statement-I A triply ionised Be-atom has the same radius of 2nd orbit as that of ground state of H-atom.
Statement-II The radius of an orbit is `r_n=(r_1xxn^2)/Z`

Options

A. Statement -I is true and Statement -II IS true Statement II is a correct explanation of Statement -I
B. Statement -I is true and Statement -II IS true Statement II is a nit a correct explanation of Statement -I
C. Statement -I is true , Statement -II is false
D. Statement -I is false , Statement -II is true

Answer

1