JEE Main 201815 Apr, Evening shiftChemistryEasyAtomic Structure113× since 2002The de-Broglie's wavelength of electron present in first Bohr orbit of 'H' atom is :AOption A. 0.529 A∘\mathop {\rm A}\limits^ \circA∘BOption B. 2π\piπ ×\times× 0.529 A∘\mathop {\rm A}\limits^ \circA∘COption C. 0.5292π{{0.529} \over {2\pi }}2π0.529 A∘\mathop {\rm A}\limits^ \circA∘DOption D. 4 ×\times× 0.529 A∘\mathop {\rm A}\limits^ \circA∘CheckSkip · show solution
