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NARAYNA-PERIODIC TABLE -All Questions
- The term periodicity in the properties of element are arranged in the ...
01:37
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- The correct order of variation in the sizes of atoms is
00:42
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- Which one of the following has the largest radius
01:30
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- Atomic radii of fluorine atom and neon atom in angstrom units are resp...
06:26
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- Which one is the correct order of the size of the iodine species ?
00:57
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- Atomic radius is measured by
01:29
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- Vander waal's radius is used for
01:21
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- Separation of lanthanides from their mixture is not easy because of
02:19
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- If atomic radius of F is XA^(0) then atomic radius of Ne could be
01:01
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- If an element 'X' is assumed to have the types of radii, then their or...
01:39
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- Covalent radius of Liis 123 pm .The crystal radius of Li will be:
01:17
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- O^(2-) and Si^(4+) are isoelectronic ions. If the ionic radius of O^(2...
01:12
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- Which set represents isoelectronic species ?
01:53
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- Which of the following pairs of ions have the same electronic configur...
01:21
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- Which one of the following groups represent a collection of isolectron...
02:10
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- In a period, atom with smaller radius is
05:03
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- As number of protons is the nucleus increases, atomic radius gradually...
01:40
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- The Lanthanide contraction is responsible for the fact that
01:16
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- The increasing order of the atomic radius of Si,S, Na, Mg,Al is
02:25
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- Which of the following process refers to ionisation potential ?
02:26
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