Chemistry - CHEMICAL BONDING Question with Solution | TestHub

Question Explanation:

Identify which of the given oxyacids of sulfur contain S-S linkages.

Concept:

Structures of Sulfur Oxyacids.

Solution:

All the given acids are part of the dithio-acid series, which are characterized by the presence of a direct sulfur-sulfur bond.

H₂S₂O₃ (Thiosulfuric acid): Has an S-S bond. What is the lewis structure for S₂O₃^2-?

H₂S₂O₄ (Dithionous acid): Has an S-S bond. 

File : Dithionous acid 2-D structure.png - Wikimedia Commons

H₂S₂O₅ (Pyrosulfurous acid): Has an S-S bond