Multiple choice

Which of the following molecules/molecular ions have linear geometry?

  1. I3-
  2. XeF2
  3. HgCl2
  4. SO2

  1. Only 1 and 2

  2. Only 2 and 3

  3. Only 3 and 4

  4. Only 1, 2 and 3

  5. Only 2, 3 and 4
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

I3- and XeF2 both have three lone pair of electrons with linear geometry. HgCl2 has zero lone pair of electrons with linear geometry. Hence, 1, 2, 3 all molecules have linear geometry.

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