The wave length of H_(delta) line of Balmer series of a hydrogen atom is nearly (R = 1.08 xx 10^(7) m^(-1))

The wave length of H_(delta) line of Balmer series of a hydrogen atom

1.	The wave length of H_(delta) line of Balmer series of a hydrogen atom is nearly (R = 1.08 xx 10^(7) m^(-1))
Answer» 4090 Å 5400 Å 6800 Å 7200 Å Answer :A