For which of the following transitions in Hydrogen-like atom of the frequency of emitted photon will be maximum

(1) n = 2 to n = 1

(2) n = 4 to n = 3

(3) n = 5 to n = 4

(4) n = 3 to n = 2

(1) n = 2 to n = 1

(2) n = 4 to n = 3

(3) n = 5 to n = 4

(4) n = 3 to n = 2