Which of the following statements about the advantage of roasting of sulphide ore before reduction is not true?

1. Carbon and hydrogen act as suitable reducing agents for metal sulphides

2. The fG0 of the sulphide is greater than those for CS2 and H2S

3. The fG0 is negative for roasting of sulphur ore to oxide.

4. Roasting of the sulphide to the oxide is thermodynamically feasible

Subtopic:  Gibbs Energy Change | Hess's Law |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology