Solved papers for JEE Main & Advanced JEE Main Solved Paper-2014
done JEE Main Solved Paper-2014 Total Questions - 1
question_answer1) Hydrogen \[{{(}_{1}}{{H}^{1}}),\]Deuterium\[{{(}_{1}}{{H}^{2}}),\] singly ionised Helium \[{{{{(}_{2}}H{{e}^{4}})}^{+}}\]and doubly ionised lithium \[{{{{(}_{3}}L{{i}^{6}})}^{++}}\]allhave one electron around the nucleus. Consider an electron transition from n = 2 ton = l. If the wave lengths of emitted radiation are \[{{\lambda }_{1}},{{\lambda }_{2}},{{\lambda }_{3}}\]and \[{{\lambda }_{4}}\]respectively then approximately whichone of the following is correct ?
JEE Main Solved Paper-2014