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Calcination is used in metallurgy to remove
Options
(a) CO₂ and H₂S
(b) H₂O and SiO₂
(c) H₂O and H₂S
(d) H₂O and CO₂
Correct Answer:
H₂O and CO₂
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Oxidation number of iodine in IO₃⁻, IO₄⁻, KI and I₂ respectively are
- Numbers of moles of K₂Cr₂O₇ reduced by one mole os Sn²⁺
- In a metal oxide, there is 20% oxygen by weight. its equivalent weight is
- A sp³ – hybrid orbital contains
- The mixture of n-hexane and n-heptane is an example of
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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