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Radius of the first Bohr's orbit of hydrogen atom is:
(1)1.06 Å
(2) 0.222 Å
(3) 0.28 Å
(4)0.53A
Ans: 0.53 Å
what are the reactions of dihydric alcohol?
The frequency of radiation emitted when the electron falls from n= 4 to n=1 in a hydrogen atom will be (Given ionization energy of H = 2.18x 10 -18 J atom-1 and h= 6.625x 10-
Physical properties of Halo-arenes (i) Physical state: they are colourless liquid or crystalline solid. (ii) Solubility: Halo-arenes are not soluble with water, but dissolve
convert benzene to benzaldehyde
Hofmann Method - Determination of Molecular Mass The method is applied to those substances that are not stable at their boiling points, but that may be volatilised with no deco
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Electrochemicalseries table
A mylar novelty balloon is filled with 4.5 L of He at1 atm pressure and 23 degree Celcius temperature. It is then dipped into liquid nitrogen (77K) until the gas and balloon are a
uses
conclusion of the topic?
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