For which of the following configuration of octahedral complex(es)

CHEMISTRY · Single correct · A Level · Chemistry · Transition metals and their chemistry · Transition metals and their chemistry

Problem

For which of the following

d^n

configuration of octahedral complex(es), cannot exist in both high spin and low spin forms? (1)

d^3

(2)

d^5

(3)

d^6

(4)

d^8