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Q. Define the Planck constant?
The energy of a photon (Ephoton) of a certain frequency (violet) is able to be calculated by using the following equation in which h represents Planck's constant (h = 6.626 * 10-34 J*s).
Ephoton _ h
The maximum number of electrons present in an orbit l= 3 , is: (1) 6 (2) 8 (3) 10 (4) 14 Ans: 14
HOW TO PREPARE IN EXAMS IN EASY MANNER?
define
Advantages of radiometric titration
The uncertainty in momentum of an electron is 1 x 10 -5 kgm/ s . The uncertainity in its position will be( h= 6.63 x 10 -34 Js) : (1) 5.28 x 10 -30 m
Q. Illustrate Kinetic Molecular Theory of Gases? Ans. The behavior and properties of gases can be explained by the Kinetic Molecular Theory (KMT). A gas that behaves accord
The ratio of the energy of a photon of 2000Å wavelength radiation to that of 4000 Å radiation is: (1) 1/4 (2) 4 (3) 1/2 (4) 2 Ans
why contradiction seems
Among the following for which one mathematical expression γ= h/p stands: (1) De Broglie equation (2) Einstein equation (3) Uncertainty equation (4) Bohr equation A
CATALYSTS A catalyst is a species that speeds up a chemical reaction but is not itself consumed. Catalysts do not change the thermodynamics of the position of equilibrium or a
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