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elements with atomic no '9,17,35,53' and...

elements with atomic no '9,17,35,53' and 85 are all

A

noble gas

B

halogens

C

heavy metals

D

light metals

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The correct Answer is:
B
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V PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
  1. The ions 'O^(2-), F^-, Na, Mg^(2+)' and 'Al^(3+)' are isoelectronic. T...

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  2. Which of the following grouping represents a collection of isoelectron...

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  3. Ionic radii are

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  4. Which of the following ions has the highestvalue of ionic radius?

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  5. Which one of the following sets of ions represents the collection of i...

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  6. elements with atomic no '9,17,35,53' and 85 are all

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  7. In a given shell, the order of screening effect is

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  8. For electron affinity of halogens, which of the following is correct?

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  9. elements with atomic no '9,17,35,53' and 85 are all

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  10. In a given shell, the order of screening effect is

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  11. Consider the ions: 'K^+, S^(2-), Cl^-' and 'Ca^(2+) .' The radii of th...

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  12. Which of the following have nọ unit?

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  13. In which of the following arrangements, the order is NOT according to ...

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  14. Which of the following is not an actinide?

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  15. Europium is

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  16. Which one of the following arrangements represents the correct order o...

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  17. In the following, the element with the highest ionization energy is

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  18. One mole of magnesium in the vapour state absorbed 1200 kJ 'm o l^(-1)...

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  19. Which of the following sets of ions represents a collection of isoelec...

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  20. The increasing order of the first ionization enthalpy of the elements ...

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