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Benzene is a very symmetrical compound
Benzene is a very symmetrical compound. The carbon framework is essentially a planar hexagon. Because of its resonance structures, all carbon-carbon bonds have equal length. The more symmetrical benzene has a usually high melting point (for a hydrocarbon), +5.5°. The less symmetrical toluene has a more typical melting point, -95°.
short note on vulcanization of rubber.
Q. Explain about Thiosulphuric Acid? Thiosulphuric acid, H 2 S 2 0 3 , has never been isolated but its salts are well known which contain the thiosulphate ion, S 2 O 2- 3 . Th
Ingrain dyes (developed dyes) - Ingrain dyes are those that are synthesised straight on the fabric. Instances of this type of dyes are azo dyes. In this the fabric is wrapped up
Potassium permanganate is prepared from pyrolusite (MnO 2 ) . Pyrolusite is fused with KOH in the presence of atmospheric oxygen or an oxidising agent like potassium nitrate or po
law of conservation of mass
Write a feature which will distinguish a metallic solid from an ionic solid. a) Explain 'order of a reaction'. b) What is an emulsion?
Krypton ( 36 Kr) has the electronic configuration (18 Ar) 4s 2 , 3d 10 , 4p 6 . The 37 electron will go into which one of the following sub-levels: (1) 4f
i need help filling in this equation __Na+__O2= __ Na2o
Q. Explain the types of Isomers? Ans. Three types of isomers are chain isomers, position isomers, and functional group isomers: Chain isomers are isomers which differ in
What are the s block elements on the Periodic Table
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