AP EAMCET · Chemistry · General Principles and Processes of Isolation of Metals
Which one of the following is used as an acid flux in metallurgy?
- A \(\mathrm{CaO}\)
- B \(\mathrm{SiO}_2\)
- C \(\mathrm{Na}_2 \mathrm{CO}_3\)
- D \(\mathrm{SO}_2\)
Answer & Solution
Correct Answer
(B) \(\mathrm{SiO}_2\)
Step-by-step Solution
Detailed explanation
\(\mathrm{SiO}_2\) (silica) is used as an acid flux in metallurgy. It reacts with gangue to form slag.
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