Question

Calculate the radius of hydrogen atom in the 1 st bohr orbit in hydrogen atom

Answer 1

Bohr's radius = 0.529 * n^2

Z

( :. here , n = no. of orbit ,

z = atomic no. )

= 0.529 * (1)^2

1

= 0.529 * 1

1

= 0.529 A°

( A° is Armstrong )