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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.
Q. Show the Basic Definitions of coordination compounds? Some of the terms which we use in connection with coordination compounds carry specific meaning and thus form a kind of
Q. Explain about Sulphuric Acid? Sulphuric acid is one of the most important chemicals, both in industry as well as in the laboratory. Two methods are industrially used for
The mass number of an anion, X 3- is 14. If there are ten electrons in the anion, the number of neutrons in the nucleus of atom, X 2 of the element will be: (1) 10
Q. What do you mean by Fusion Reactors? Ans. It is pretty difficult to achieve fusion in the laboratory. A lot of energy is needed to initiate the fusion process and the
Chemical properties of Tri-halides - Oxidation Phosgene is very poisonous gas. To use chloroform as an anaesthetic agent, it is required to save the reaction. The specified tw
assigment work of crossion
1. Write an easy on the classification of Phylum Protozoa, a large phylum comprising approximately 50,000 species. (10marks)
Carbon and its allotropes Diamond - an extremely hard, transparent crystal, with the carbon atoms arranged in a tetrahedral lattice. A poor electrical conductor. An excelle
why Ti 4+ is colourless?
1. Wet air containing 4.0 mole% water vapor at 76°F and 14.8 psia is passed through a column of calcium chloride pellets. The pellets absorb 97% of the water and none of the oth
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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