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- Which noble gas was first of all detected in solar chromosphere:
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- Which Noble gas is not found in atmosphere
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- Noble gases do not react with other elements because:
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- Who observed helium first on the earth :
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- The noble gas which behaves abnormally in liquid state is
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- Hybridisation of Xe atom in XeF6 is:
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- The inert gas used as substituent for nitrogen in oxygen used by deep ...
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- The ease of liquefaction of noble gases decrease in the order :
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- The two electrons in helium atom:
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- Which is called stranger gas:
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- Helium gives a characterstics spectrum with:
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- Geometry of XeOF4 molecule is:
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- Noble gases do not occur in:
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- XeF4 exists as ……. Under ordinary atmospheric conditions:
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- In order to prevent the hot metal flament from getting burnt, when the...
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- The last energy level of radon contains
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- Which statement is correct:
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- The oxidation state of Xe inXeF2 is:
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- Number of the lone pairs associated with xenon in xenon hexafluroide a...
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- The elements with atomic number 10, 18, 36, 54 are known as:
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