Q. Total number of electrons in f-sub shell are

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Q. Value of radius in angstrom for fifth orbit of hydrogen is

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Q. In line spectrum distinct lines are observed, which are separated by

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Q. Slit through which X Rays pass is made up of

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Q. Spectrum of X Rays include

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Q. N+l value of 1s orbital is

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Q. Fourth series which is obtained in hydrogen spectrum is

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Q. Magnetic properties of cathode rays were discovered in

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Q. Value of Principle quantum number represents

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Q. When electron jumps from inner orbit to outer orbit energy is

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Q. Radiations emitted when slow moving neutrons hit Copper metal, are

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Q. Angular momentum is represented by

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Q. To produce X rays anode is made up of

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Q. Unit of frequency of waves is

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Q. Letter 'd' in azimuthal quantum number represents

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Q. Quantum theory was explained to show behavior of

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Q. Example showing continuous spectrum is

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Q. Effect of electric field in cathode rays can be cancelled by application of

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Q. Wavelength of orange color is

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Q. Air in Millikan oil drop method which is present between electrodes is oxidized by

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