Multiple choice

Which of the following statements is incorrect?

  1. Both red and grey forms of selenium are non-metallic in nature.

  2. Fluorides are the most stable among the halides of group 16.

  3. O2 and O3 are two allotropic forms of oxygen.

  4. All the hydrides of group 16 act as reducing agents.

  5. H2S is more volatile than water.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All the hydrides of group 16 elements, except H2O, act as reducing agents and reducing character increases down the group.

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