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V PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
- The ions 'O^(2-), F^-, Na, Mg^(2+)' and 'Al^(3+)' are isoelectronic. T...
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- Which of the following grouping represents a collection of isoelectron...
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- Ionic radii are
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- Which of the following ions has the highestvalue of ionic radius?
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- Which one of the following sets of ions represents the collection of i...
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- elements with atomic no '9,17,35,53' and 85 are all
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- In a given shell, the order of screening effect is
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- For electron affinity of halogens, which of the following is correct?
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- elements with atomic no '9,17,35,53' and 85 are all
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- In a given shell, the order of screening effect is
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- Consider the ions: 'K^+, S^(2-), Cl^-' and 'Ca^(2+) .' The radii of th...
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- Which of the following have nọ unit?
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- In which of the following arrangements, the order is NOT according to ...
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- Which of the following is not an actinide?
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- Europium is
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- Which one of the following arrangements represents the correct order o...
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- In the following, the element with the highest ionization energy is
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- One mole of magnesium in the vapour state absorbed 1200 kJ 'm o l^(-1)...
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- Which of the following sets of ions represents a collection of isoelec...
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- The increasing order of the first ionization enthalpy of the elements ...
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