Related Questions
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The possible values of l for an s orbital are
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Which elements is represented by the following electronic configuration?
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rays are a stream of
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In Lyman series an electron jumps from higher energy level to
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Among the following ions, which are has the highest paramagnetism?
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In the case of atomic spectrum of hydrogen which series of lines lie in the visible region?
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The interrelationship between matter and energy was given by
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Isotopes have different
A. arrangement of electrons
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The number of unpaired electrons in fluorine atoms is/are
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The maximum number of electrons that can be accommodated by an atom in g-sub-energy level are
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Charge on fundamental particle neutrino is
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Electronic configuration of is
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Isotones have same
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The number of unpaired electrons in a chromic ion (atomic number 24) is
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When the electron is excited from K level to M level we get
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In the nucleus of there are
A. 40 protons and 20 electrons
B. 20 protons and 40 electrons
C. 20 protons and 40 neutrons
D. 20 protons and 20 neutrons
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Charge on an electron was shown by
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The atomic structure of an atom of an element is Is . The element is
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The correct set of quantum numbers for the impaired electron of fluorine atom is
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The orbitals with maximum number of possible orientation is:
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The charge on an atom of is
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The angular momentum of the moving electron is equal to
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The fundamental particle that has least mass is
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If value of h is taken as , the de-Broglie wavelength of a particle of mass having velocity is
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For a given energy level the number of orbitals is equal to
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Mass of positron is the same to that of
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Wave number is defined as
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The number of neutrons in the deuterium atom is
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Argon is isoelectronic with
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The atomic number of an element having the valence shell electronic configuration is