Why kmno4 exhibit pink colour, Chemistry

Assignment Help:

The color in KMnO4 arises from an electronic transition, but it is actually not a d-d ... When the light is reflected (or transmitted) it is missing the frequencies of the light absorbed, and so it looks pink.


Related Discussions:- Why kmno4 exhibit pink colour

Thermodynamics, Given that dH for the reaction is -92.2 kJ mol-1, which is ...

Given that dH for the reaction is -92.2 kJ mol-1, which is larger, the total bond dissociation energy of the reactants or the total bond dissociation energy of the products?

What is the iupac name of carbon?, IUPAC name is given to compounds. Carbon...

IUPAC name is given to compounds. Carbon is an element so it will bw called as carbon only. eg. hydrocarbons - CH4=methane                            C2H6=Ethane

Types of addition reactions, Types of addition reactions Addition react...

Types of addition reactions Addition reactions can be categorized into three categories on the basis of the nature of initiating species. (A) Electrophilic additions (B)

Which of the following sets is possible for quantum numbers, Which of the f...

Which of the following sets is possible for quantum numbers : (1) n=4, l=3, m= -2 , s=0  (2) n=4, l=4, m= +2 , s=1/2           (3) n=4, l=3, m= -2 , s=+1/2          (4)

Inorganic chemistry, diagonal relationship between boron and silicon

diagonal relationship between boron and silicon

Explain reactions collision theory and its postulates., Through, Arrhenius ...

Through, Arrhenius equation is applicable under a wide range of circumstances but collision theory, which was developed by Max Trautz and William Lewis in 1916-18, provides a great

Identify the formula and melting point of hydrate, Identify the formula and...

Identify the formula and melting point of hydrate? Iron (III) chloride forms various solid hydrates, all of which melt congruently. Table lists the temperatures t of aqueous so

Describe the forms of energy, Q. What are the diffrent forms of energy? ...

Q. What are the diffrent forms of energy? Ans: Kinetic energy is energy of motion. Gas molecules of a given substance move much more rapidly than do the molecules in the soli

Important synthetic rubbers: neoprene, Neoprene (GR: or Polychloroprene or ...

Neoprene (GR: or Polychloroprene or Dupe) Preparation: Neoprene is prepared by the free radical polymerisation of chloroprene in an emulsion system. Starting materials are ac

3/8/2013 7:14:16 AM

Mostly compounds of d block elements exibitcolour dueto d-d transistions between partially filled eg and t2g
but the reason for colour of KmnO4 and K2Cr2O7 is due to partial chanrge transfer between central atom and oxygen which causes colour

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