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When an electron revolves in a stationary orbit then:
(1) It absorbs energy
(2) It emits radiation
(3) Its energy remains constant
(4 )It gains kinetic energy
Ans: Its energy remains constant
the number of isomers pssible for hexane
give the conclusion of this project
Q. Illustrate Born-Haber cycle? Boron is always covalent and does not form,B 3+ ions, because' the energy required to remove three electrons is very high. Many simple compo
write the structures of the major product (saytzeff elimination) when the following alcohols are dehydrated with hot,concentrated sulphuric acid. 1. 3-methyl-2-butanol 2. 2-pentano
two reasons why is it necessary to ionise chromium atomsin a sample
In an element going away from nucleus, the energy of particle : (1) Decreases (2) Not changing (3) Increases (4) None of these Ans: Increases
tell me about liquification of gases in detail but in most easy words
1st A group because the oxides and hydrides are alkaline in nature.
Q. Describe properties and uses of different silicate glasses and also discuss the importance of annealing in the manufacture of glass.
i want all the information of all the periods from 13th to 18th present in p block element
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