Chemistry 9701 · AS & A Level · Group 17

Group 17 — practice question

When solid sodium iodide reacts with concentrated sulfuric acid, more than one sulfur-containing product is formed. What is the smallest oxidation number of sulfur in these products?

  • A$-2$
  • B$0$
  • C$+4$
  • D$+6$

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI