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NARAYNA-PERIODIC TABLE -All Questions
- The element with atomic number 12 belongs to.........Group and...........
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- Elements which generally exhibit multiple oxidation states and whose i...
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- Ce-58 is a member of
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- The outer most orbit of an element "X" is partially filled with electr...
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- Which is the atomic number of another element present in the same grou...
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- Which statement is incorrect for the d-block elements A)Have atomic ra...
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- When a neutral atom is converted to the anion its
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- The term periodicity in the properties of element are arranged in the ...
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- The correct order of variation in the sizes of atoms is Be , C , F , ...
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- Which one of the following has the largest radius A)Na^(+) B)Mg^(2+) ...
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- Atomic radii of fluorine atom and neon atom in angstrom units are resp...
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- Which one is the correct order of the size of the iodine species ? A)...
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- Atomic radius is measured by A)Rutherford's alpha-ray scattering exper...
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- Vander waal's radius is used for
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- Separation of lanthanides from their mixture is not easy because of
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- If atomic radius of F is XA^(0) then atomic radius of Ne could be
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- If an element 'X' is assumed to have the types of radii, then their or...
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- Covalent radius of Liis 123 pm .The crystal radius of Li will be:
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- O^(2-) and Si^(4+) are isoelectronic ions. If the ionic radius of O^(2...
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- Which set represents isoelectronic species ? A)Na^(+), Mg^(2+),Al^(3+...
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