The frequency of radiation emitted when the electron falls, Chemistry

Assignment Help:

The frequency of radiation emitted when the electron falls from n= 4   to n=1   in a hydrogen atom will be (Given ionization energy of H = 2.18x 10 -18 J atom-1 and h= 6.625x 10-34Js.  )

(1) 3.08 x1015 S-1                           

(2)  2.00 x 10 15 S-1          

(3)  1.54x 10 15 S-1            

(4)  1.03x 10 15 S-1

Ans: 3.08 x1015 S-1

 


Related Discussions:- The frequency of radiation emitted when the electron falls

Number of electrons with the neon atom, Which of the following atoms and io...

Which of the following atoms and ions are isoelectronic i.e. have the same number of electrons with the neon atom: (1) F -                      (2) Oxygen atom         (

Emperical and molecular formula, A hydrocarbon is burnt completely in exces...

A hydrocarbon is burnt completely in excess oxygen.it is found that 5.0g of the hydrocarbon gives 14.6g carbon dioxide and 9.0g of water.knowing that relative molecular mass of the

Statements is not true for ionic compoundss, Which of the following stateme...

Which of the following statements is not true for ionic compoundss: (1) High melting point (2) Least lattice energy (3)Least solubility in organic compounds (4) Solubl

Electrochemistry, explain how electrophoretic effect affects transport num...

explain how electrophoretic effect affects transport number

Thermochemistry and hess''s law, THERMOCHEMISTRY The enthalpy changes a...

THERMOCHEMISTRY The enthalpy changes associated with reaction are dependent upon the temperature. They are also dependent upon the amounts, and the pressure and states of the r

Azeotropic distillation - purification of organic compounds, Azeotropic Dis...

Azeotropic Distillation - Purification of organic compounds Azeotropic mixture is a mixture comprising constant boiling point. The most well known instance is a mixture of

Complexes: kinetics and mechanism, Electron transfer is the easiest type of...

Electron transfer is the easiest type of redox process, an example being A majority of reactions of that type are very fast, but oxidation by some complexes (especially of

Line spectrum, Line Spectru- A emission spectrum that contains very sharp p...

Line Spectru- A emission spectrum that contains very sharp peaks (Prism Like Structure) , corresponding to transitions between states in free atoms.For example, the line spectrum o

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd