1.

Which of the following elements does not lose an electron easily? (a) Na (b) F (c) Mg (d) Al

Answer»

The answer is (b) F

  • Sodium has 1, magnesium has 2 and Aluminium has 3 electron in its outermost shell whereas Fluorine has 7 electron in its outermost shell.
  • Hence Fluorine does not lose electron easily.


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