Question

The elements of group-$16$, which show negative oxidation state are
I. Oxygen
II. Polonium
III. Tellurium
IV. Selenium
Choose the correct option.

• A. I, II and III
• B. II, III and IV
• C. I, III and IV
• D. I, II, III and IV

Answer 1

Answer: (C)

Except polonium, all the other three, i.e. $O,Te,Se$, show negative oxidation state.