Q. E/m value of electron is measured for certain mass of electrons whose minimum value is

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Q. N+l value of 3d orbital is

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Q. Spectral lines has wavelength and wave number which depends upon

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Q. Penetration power of neutrons is

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Q. Splitting of spectral lines because of electric effect is known as

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Q. Background in atomic emission spectrum is

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Q. N+l value of4f orbital is

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Q. Bohr theory was not able to explain

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Q. Beam of alpha particles in Rutherford's experiment was produced from hole in

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Q. Pressure inside tube to discover electrons effect

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Q. D-sub shell have shape which is

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Q. Unit of Planck's constant is

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Q. Model of atoms which was proposed by Rutherford was

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Q. Spectrum obtained by X Rays is

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Q. Energy is increased with increase in

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Q. Electric charge on cathode rays was discovered by application of

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Q. There is refraction and bending of light when radiation is passed through

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Q. Upward driving force in oil drop method is given by

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Q. E/m of electrons as compared to positive rays is

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Q. Bohr stated that electron is

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