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Q. Give the applications of Moseley's law.
(i) The elements are organized in the periodic table according to the atomic numbers and not according to the atomic weights.
(ii) Led to the discovery of new elements such like technetium (43), hafnium (72), rhenium (75) and so on.
(iii) Supportive in determining the atomic number of rare earths thereby fixing their position in the periodic table.
Q. What is the dissimilarity between Free Electron Theory and Band Theory of solids? Answer:- The Free Electron Theory This theory notifies that metals conduct electric
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The magnitude of the force vector F is 270 newtons. They component of this vector is directed along the +y axis and has magnitude of 150 N. The x component is directed along the +x
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If the thickness of the slab is increased what happens to lateral shift?
Where do you find the null points in the combined field due to the earth and a bar magnet, when i) the N-pole of the magnet is taken towards the north of the earth, ii) the
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