Home
Class 12
CHEMISTRY
The radius of the second Bohr orbit for ...

The radius of the second Bohr orbit for hydrogen atom is:
(Planck's const. `h=6.6262xx10^(-34)`Js, mass of electron`=9.1091xx10^(-31)kg`, charge of electron `e=1.60210xx10^(-19)`C, permittivity of vacuum `in_(0)=8.854185xx10^(-12)kgm^(-3)A^(2)`)

A

`2.12Å`

B

`1.65Å`

C

`4.76Å`

D

`0.529Å`

Text Solution

Verified by Experts

The correct Answer is:
A
For H - atom (Z = 1), `r_(n)=0.529 n^(2)Å`
Promotional Banner

Similar Questions

Explore conceptually related problems

The radius of the second Bohr orbit for hydrogen atom is : (Plank'c const. h = 6.6262 xx 10^(-34) Js , mass electron = 9.1091 xx 10^(-31) Kg , charge of electron e = 1.60210 xx 10^(-19) , permittivity of vaccum in_(0) = 8.854185 xx 10^(-12) kg^(-1) m^(-3) A^(2))

The radius of the second Bohr orbit for hydrogen atom is : (Planck's constant, h = 6.6262 xx 10^(-34) Js , mass of electron = 9.1091 xx 10^(-31) kg , charge of electron e = 1.60210 xx 10^(-19) C , permittivity of vaccum in_0 = 8.854185 xx 10^(-12) kg^(-1) m^(-3) A^2)

Calculate the radius of second Bohr orbit in hydrogen atom from the given data. Mass of electron =9.1xx10^(-31)" kg" Charge on the electron =1.6xx10^(-19)C Planck's constant =6.63xx10^(-34)" J-s". Permittivity of free space =8.85xx10^(-12)"C"^(2)//"Nm"^(2) .

Calculate the radius of the first and second orbit of sodium atom (Z=11) . (h=6.6xx10^(-34) J s, e=1.6xx10^(-19) C and m=9.1xx10^(-31) kg.)

Radius of the third Bohr orbit of the electron of the hydrogen atom is (Given h=6.625xx10^(-34)J-s,e=1.6xx10^(-19)C,epsi_(0)=8.85xx10^(-12)Fm^(-1) )