MCQ
Given below are two statements :
Statement (I) : The first ionisation enthalpy of group 14 elements is higher than the corresponding elements of group 13.
Statement (II) : Melting points and boiling points of group 13 elements are in general much higher than those the corresponding elements of group 14 . In the light of the above statements, choose the most appropriate answer from the options given below :
  • Statement I is correct but Statement II is incorrect
  • B
    Statement I is incorrect but Statement II is correct
  • C
    Both Statement I and Statement II are incorrect
  • D
    Both Statement I and Statement II are correct

Answer

Correct option: A.
Statement I is correct but Statement II is incorrect
(A) Statement I is correct but Statement II is incorrect
Statement 1 is correct since left to right 1 E increases in general in periodic table.
Statement 2 is incorrect since M.P. of group 14 elements is more than group 13 elements.

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