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NARAYNA-PERIODIC TABLE -All Questions
- The number of elements known when Mendeleef presented periodic table i...
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- The element 'Sc' is known long back as
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- Which of the following is not an anamalous pair?
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- The number of periods in the long from of periodic table is
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- The total number of gaseous elements are
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- Which of the following remains unchanged in descending in a group in t...
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- In a period, elements are arranged in strict sequence of
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- Which of the following is not a representative element
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- The inert gas present in the second long period is
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- Mono atomic element among the following is
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- Which one of the following pairs of atomic numbers, represents element...
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- The atomic number of elements of second inner transition elements lie ...
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- The atomic number of elements of first transition series lie in the ra...
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- In the long form of periodic all non-metals are placed in
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- All elements of the same group will have
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- The atomic number of an element is always equal to
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- Which of the following is not the electronic configuration of a repres...
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- Which of the following electronic configuration corresponds to an iner...
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- Which of the following electronic configuration in the outermost shell...
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- Lanthanum belongs to …. Block
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