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electronic vinyas of led
The present atomic weight scale is based on: (1) C 12 (2) O 16 (3) H 1 (4)C 13 Ans: C 12
Lanthanide contraction
What are the effects on transport number?
x(2x^-1/4)^4
It is a part of chemistry which deals with the organic compounds formed by carbon , hydrogen ,oxygen.
For an electron if the uncertainty in velocity is Δ v , the uncertainty in its position( Δ x ) is given by: (1) hm/ 4 Π Δ b (2) 4 Π / hm Π v
Which set of quantum numbers are not possible from the following: (1) n=3, l= 2, m=0, s= -1/2 (2) n=3, l= 2, m=-2 s= -1/2 (3) n=3, l= 3, m=-3,
Nuclei contain uncharged neutrons and positively charged protons; these two particles with about the same mass are known as nucleons. The number of protons is the atomic number of
What are distinguishing characteristics of metallic bonding? Metallic state can be visualized like an array of positive ions, with a common pool of electrons to
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