Q. Transition elements have outer most sub-shell

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Q. Ground state electronic configuration of sodium is

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Q. When 6d orbital is complete, the incoming electron goes to

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Q. Two electrons in the same orbitals should have opposite spin is

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Q. 1 Kg of electrons have charge equals

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Q. They produce flashes on ZnS plate

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Q. The first theory of atom was proposed by

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Q. The e/m values for the positive rays is highest for

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Q. Electrons can revolve only in those orbits having fixed

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Q. The velocity of photon is

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Q. The first orbit of hydrogen has a radius of

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Q. Fast-moving electrons have energy

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Q. Neutron was discovered by

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Q. Balmer series lies in the region of

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Q. Uncertainty principle can be best understood by

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Q. Rutherford discovered

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Q. In the absence of magnetic field all energy levels have

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Q. In the ground state of an atom, the electron is present

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Q. The canal Rays were proposed by

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Q. Stoney proposed the name of

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