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Visible range of hydrogen spectrum will contain the following series:
(1) Pfund
(2) Lyman
(3) Balmer
(4) Brackett
Ans: Balmer
A solid substance with a mass of 200g is at its melting temperature in a calorimeter. While the substance changes from a solid to a liquid at the same temperature, the 400-gram mas
A table of how compounds are classified
Q. What is the Structure of diborane? The structure of diborane is of great interest since it cannot be explained on the basis of simple theories of bonding. As mentioned earli
The value of the energy for the first excited state of hydrogen atom will be: (1) - 13.6 ev (2)- 3.40 eV (3) -1.51eV
How do you account for the following: (a) All scandium salts are white. (At. No. of Sc = 21) (b) The first ionization energies of the 5d transition elements are higher than
The most important classification of elements is that of non-metallic versus metallic. Metallic elements form solids that are good conductors of electricity, and where bonding is n
what is the basic radical for a salt having a chlorine basic radical?
#questio
how they occured
Atomic fluorescence spectrometry: In atomic fluorescence spectrometry, the gaseous atoms acquired through flame or electrothermal atomisation are excited to higher energy leve
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