Chemistry, asked by buddySweet, 1 year ago

Using Bohr atomic model, drive expression for calculating the radius of orbits in He+
. Using this expression, calculate the radius of fourth orbit of He+
ion.

Answers

Answered by abhi178
4
according to Bohr's theory
mvr =nh/2pi
e.g angular momentum associated with orbital is intgeral multiple of h/2pi.
and ,
KZe^2/r^2 =mv^2/r

if we solve both of this then
radius ( r) =n^2h^2/4pi^2.mKZe^2

also r =(0.529) n^2/Z angustrum

now,
radius of 4th orbit of He +=(0.529)(4)^2/2 = (0.529)(8) A

buddySweet: M in college B.sc first year is it correct for me
abhi178: for bsc I don't know
abhi178: but this is perfect answer for intermediate
buddySweet: Kk thanks
abhi178: please if you like mark as brainliest
MANU97908: thks
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