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JAMB Chemistry 1993 Question 11

Question 11

Chemical Bonding

As the difference in electronegativity between bonded atoms increases, polarity of the bond

  1. A.decreases
  2. B.increases
  3. C.remains unchanged
  4. D.reduces to zero
Show the answer and explanation

Answer: B (increases)

Explanation

The more one atom pulls the shared electrons towards itself, the more uneven the charge in the bond, so the bond becomes more polar.