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Hydro-metallurgical process of extraction of metals is based on
Options
(a) Complex formation
(b) Hydrolysis
(c) Dehydration
(d) dehydrogenation
Correct Answer:
Complex formation
Explanation:
For example, Ag₂S is converted into Na[Ag(CN)₂]. When Zn is added, Ag is displaced.
Related Questions: - What is formed when nitrobenzene is reduced using zinc and alkali
- Which is insoluble in water
- If 18g of water is electrolysed then volume of oxygen obtained at STP is
- The chemical substance used for the treatments of
- In Kjeldahl’s mathod, the nitrogen present is estimated as
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is formed when nitrobenzene is reduced using zinc and alkali
- Which is insoluble in water
- If 18g of water is electrolysed then volume of oxygen obtained at STP is
- The chemical substance used for the treatments of
- In Kjeldahl’s mathod, the nitrogen present is estimated as
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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