Popular Atomic Structure Questions

How does black body radiation prove the particle nature of light? Why can't it be explained using the wave nature? ...

When a certain metal was irradiated with light of frequency 3.2 x 1016 Hz. Photoelectrons emitted had twice the kinetic energy as did photoelectrons emitted when the same metal was irradiated with light of frequency 2.0 x 101 ...

The frequency of one of the spectral lines in the Paschen series is 2.34 * 1014 Hz. Find the principal quantum number which produces this radiations. (Please show your working) ...

Give the correct order of electronegativity of the central atom in the following compounds : a) CH3 - CH3(Ethane) 4) CH2 = CH2(Ethene) 5) CH ≡ CH (Ethyne) Also give your reasoning for the same. ...

The freauency of one of the lines in Paschen series of a hydrogen atom is 2.34 imes {10^{14}} Hz. The quatum number, {n_2} which produces this transitions is – a) Three b) Four c) Six d) Five ...

Avagadro Number is the reciprocal of which number? (a)Mass Number (b)Atomic Number (c)Mass of a proton (d)Mass of an electron ...

what is an electron cloud ...