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DINESH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-All Questions
- How does the ionisation energy of 1st group elements very ?
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- The electron gain enthalpy values (in kJ mol^(-1) ) of three halogens,...
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- An atom with high electronegativity has
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- In any period of the periodic table, valency of an element with respec...
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- For the electron affinity of halogens (with -ve sign), which of the fo...
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- The elements with atomic numbers 9, 17, 35,53, 85 and all
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- In a given shell, the order of screening effect is
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- Correct order of radii is
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- Which one of the following sets of ions represents the collection of i...
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- Among Al(2)O,SiO(2),P(2)O(3) and So(2) the correct order of acid stren...
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- The formation of the oxide ion O^(2-)(g) requires first an exothermic ...
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- Which one of the following ions has the highest value of ionic radius?
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- Ionic radii are
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- Four successive members of the first row transition elements are liste...
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- Which of the following oxides is amphoteric is nature ?
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- In which of the following arrangements the order is NOT according to t...
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- Which one of the following arrangements represents the correct order o...
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- Order of first ionisation potentials of elements Li,Be,B, Na is
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- Which of the following is an inert gas?
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- Identify the correct order in which the covalent radius of the followi...
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