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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.
Which of the following are isoelectronic and isostructural NO - 3 , CO 2- 3 ,ClO - 3 , S O 3 (1) NO - 3 , CO 2 - 3 (2) SO 3 , NO- 3
Q. What are the Ligands? Ligands: The ions and/or molecules which are directly attached to the central atom/ion are called ligands. A ligand could be an iron, an atom or a ne
A piston device haves 0.8 kg of an ideal gas initially at 200 kPa and 30oC. The gas is then compressed slowly in a polytropic process during which PV1.3 = constant until the volume
(a) Discuss, with the aid of diagrams, and with suitable examples, the chemistry (including half-cell reactions), construction and principles of the following electrode types: (
how is the filtrate prepared in basic radical testing
The frequency corresponding to transition n= 2 to n =1 in hydrogen atom is: (1) 15.66 x 10 10 Hz (2) 24.66 x 10 14 Hz (3) 30.5
ClCH 2 CH 2 CH 2 COPh + Methanoic acid ----------------> CH2-(CH2)-CH2-CO-C 6 H 6
Which of the following hydrides are ionic: (1) CaH 2 (2) BaH 2 (3) SrH 2 (4) BeH 2
how is ores extracted and the down stream process and its principles?
Rayon - Semi Synthetic Polymers Rayon is a man made material which contains purified cellulose in the type of long fibres. Cellulose is reacted along with cold NaOH solution to
Mostly compounds of d block elements exibitcolour dueto d-d transistions between partially filled eg and t2gbut the reason for colour of KmnO4 and K2Cr2O7 is due to partial chanrge transfer between central atom and oxygen which causes colour
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