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Which element has smallest size?...

Which element has smallest size?

A

B

B

N

C

Al

D

P

Text Solution

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The correct Answer is:
B
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FULL MARKS-PERIODIC CLASSIFICATION OF ELEMENTS -Additional Questions(M.C.Q)
  1. Which of the following possess almost same properties due to lanthanid...

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  2. Statement-1: Ionization enthalpy of Be is greater than that of B. ...

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  3. Statement-I: Ionization enthalpy of nitrogen is greater than that of o...

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  4. Which of the following does not have zero electron gain enthalpy?

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  5. Which of the following have zero electron gain enthalpy?

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  6. Which of the following have the highest value of electronegativity?

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  7. Among all the elements which one has the highest value of electronegat...

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  8. Among the alkali metals which one form compounds with more covalent ch...

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  9. Which of the following pair is not diagonally related?

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  10. Which of the following statements related to the modern periodic table...

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  11. Which of the following statements is incorrect in relation to ionizati...

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  12. Considering the elements B, AI, Mg and K, the correct order of their m...

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  13. Considering the elements B, C, N, F and Si, the correct order of their...

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  14. Considering the elements F, CI, O and N, the correct order of their ch...

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  15. Which of the following is arranged in order of increasing radius?

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  16. Among the following elements, which has the least electron affinity?

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  17. Which one of the following is isoelectronic with Ne?

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  18. Which element has smallest size?

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  19. In halogens, which of the following decreases from flourine to Iodine?

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  20. What is the electronic configuration of the elements of group 14

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