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Radius of the first Bohr’s orbit of hydr...

Radius of the first Bohr’s orbit of hydrogen atom is

A

`1.06Å`

B

`0.22Å`

C

`0.28Å`

D

`0.53Å`

Text Solution

Verified by Experts

The correct Answer is:
D
Bohr.s radius `r_(n)=n^(2)/zxx0.53Å`
Where z = Atomic number
n = Number of orbit
Putting z = 1 and n = 1
`r_(1)=0.53Å`.
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