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

Oxidation no., how to count two oxidation no. of Cl in Ca(OCl)Cl?

how to count two oxidation no. of Cl in Ca(OCl)Cl?

Chemical properties proteins - salt formation, Chemical Properties Proteins...

Chemical Properties Proteins - Salt formation (i) Salt formation : Due  to  existence of  both -NH 2 and -COOH groups in proteins, they make salts along with acids and bases.

Determine infrared moisture balance in flour, Q. Determine Infrared moistur...

Q. Determine Infrared moisture balance in flour? Infrared moisture balance is an instrument for measuring the moisture content of materials that do not change their chemical

Chapter two, has gold a chemical proporties show/

has gold a chemical proporties show/

Filtration, why is filtration in soil and water a slow process and explain ...

why is filtration in soil and water a slow process and explain the colour change in the filtrate

Show the d-orbital energy level splitting, Q. Show the d-orbital energy lev...

Q. Show the d-orbital energy level splitting? Let us consider one of the consequences of the d-orbital energy level splitting.  [Ti (H2o 6 ) 3+ is a d 1 system meaning that t

Electrode potential values of d block elements, Low value of electrode pote...

Low value of electrode potential(Mn3+/Mn2+) for scandium shows Sc3+ is stable while comparitively low value of electrode potential(Mn3+/Mn2+) for vanadium shows Vn2+is stable.Why?

What are metal oxides and oxoanions?, The elements of first transition seri...

The elements of first transition series from variety of oxides of different oxidation states having general formulae  MO, M 2 O 3 , M 3 O 6 , MO 2 , MO 3 . These oxides are gene

Define functional foods, Functional Foods Traditionally, food products...

Functional Foods Traditionally, food products have been developed for taste, appearance and convenience for the consumer. With the increasing awareness of the role of diet in

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