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Lyman series lie in:

NETNUST Entry TestChemistryAtomic Structure

Balmer series lie in:

NETNUST Entry TestChemistryAtomic Structure

P-fund, Bracket and Paschen series lie in:

NETNUST Entry TestChemistryAtomic Structure

Transition from various energy levels to the lowest energy level gives:

NETNUST Entry TestChemistryAtomic Structure

Bohr's model of atom explains spectrum of:

NETNUST Entry TestChemistryAtomic Structure

The velocity of photon is:

NETNUST Entry TestChemistryAtomic Structure

Splitting of spectral lines when atoms are subjected to strong electric field is called:

NETNUST Entry TestChemistryAtomic Structure

Greater the wave number of photons:

NETNUST Entry TestChemistryAtomic Structure

Energy of a photon is related to:

NETNUST Entry TestChemistryAtomic Structure

Greater the wavelength associated with the photon:

NETNUST Entry TestChemistryAtomic Structure

According to Plank, in case of light, the quantum of energy is often called:

NETNUST Entry TestChemistryAtomic Structure

The value of Planck's constant 'h' is:

NETNUST Entry TestChemistryAtomic Structure

According to Pank energy travels in a discontinuous manner and it is composed of large number of tiny discrete units called:

NETNUST Entry TestChemistryAtomic Structure

Qunatum theory explained well:

NETNUST Entry TestChemistryAtomic Structure

Max Plank proposed quantum theory in:

NETNUST Entry TestChemistryAtomic Structure

Rutherford's model of atoms failed because:

NETNUST Entry TestChemistryAtomic Structure

The mass of aplha particle is equal to:

NETNUST Entry TestChemistryAtomic Structure

Which of the following observations was seen by Rutherford when alpha particles were bombarded over gold foil?

NETNUST Entry TestChemistryAtomic Structure

The Rutherford experiment of using a stream of alpha particles on a piece of gold foil proved that:

NETNUST Entry TestChemistryAtomic Structure

The experimental evidences for the existence of atomic nucleus comes from:

NETNUST Entry TestChemistryAtomic Structure

Anode is the surface on which probability of finding electron is:

NETNUST Entry TestChemistryAtomic Structure

Which one of the following statements is true about discovery of neutrons?

NETNUST Entry TestChemistryAtomic Structure

With the reference of e/m ratio of anode rays, the e/m ratio of cathode rays is:

NETNUST Entry TestChemistryAtomic Structure

Negatively charged particle nature of cathode rays was first demonstrated in 1895 by:

NETNUST Entry TestChemistryAtomic Structure

Which one of the following particles has a mass 1/1836 time, that of hydrogen?

NETNUST Entry TestChemistryAtomic Structure