Hydrogen `("_1^1H)` deuterium `("_1^2H)`, singly ionised helium `("_2^4H)^+` and doubly ionised lithium `("_3^6Li)^(++)` all have one electron around the nucleus. Consider an electron transition from n=2 to n=1 . If the wavelengths emitted radiation are `lambda_1,lambda_2,lambda_3 and lambda_4` respectively then approximately which one of the following is correct?

Hydrogen (._(1)H^(1)) , Deuterum (._(1)H^(2)) , singly ionised Hellium (._(2)He^(4))^(+) and doubly ionised lithium (._(3)Li^(6))^(++) all have one electron around the nucleus. Consider an electron tranition from n=2 to n=1 . If the wave lengths of emitted radiation are lambda_(1),lambda_(2),lambda_(3) and lambda_(4) respectively then approximately which one of the follwing is correct ?

Hydrogen (""_(1)H^(1)) , Deuterium (""_(1)H^(2)) , singly ionized Helium (""_(2)He^(4))^(+) and doubly ionized lithium (""_(3)Li^(6))^(++) all have one electron around the nucleus. Consider an electron transition from n = 2 to n = 1. If the wavelength of emitted radiation are lambda_(1),lambda_(2),lambda_(3) and lambda_(4) respectively then approximately which one of the following is correct?

Hydrogen (""_(1)H^(1)) , Deuterium (""_(1)H^(2)) , single ionised Helium (""_(2)He^(4))^(+) and doubly ionised lithium (""_(3)Li^(6))^(++) all have one electron around the nucleus. Consider an electron transition from n=2 to n=1. If the wavelength of emitted radiation are lamda_(1),lamda_(2),lamda_(3) and lamda_(4) respectively then approximately which one of the following is corrent ?

Hydrogen (_(1)H^(1)) Deuterium (_(1)H^(2)) singly omised helium (_(1)He^(1)) and doubly ionised lithium (_(1)Li^(6))^(++) all have one electron around the nucleus Consider an electron transition from n = 2 to n = 1 if the wavelength of emitted radiartion are lambda_(1),lambda_(2), lambda_(3),and lambda_(4) , repectivelly then approximetely which one of the following is correct ?

Hydrogen (_(1)H^(1)) Deuterium (_(1)H^(2)) singly omised helium (_(1)He^(1)) and doubly ionised lithium (_(1)Li^(6))^(++) all have one electron around the nucleus Consider an electron transition from n = 2 to n = 1 if the wavelength of emitted radiartion are lambda_(1),lambda_(2), lambda_(3),and lambda_(4) , repectivelly then approximetely which one of the following is correct ?

Hydrogen (H) , deuterium (D) , singly ionized helium (He^(+)) and doubly ionized lithium (Li) all have one electron around the nucleus. Consider n = 2 to n = 1 transition. The wavelength of emitted radiations are lambda_(1), lambda_(2), lambda_(3) and lambda_(4) respectively. then approximately