AP EAMCET · Chemistry · General Principles and Processes of Isolation of Metals
Which of the following is not correct?
- A \(\mathrm{SiO}_2\) is used as acid flux
- B The distance between the layers in graphite is \(3.35 \times 10^{-3} \mathrm{~cm}\)
- C \(\mathrm{SiO}_2\) reacts with \(\mathrm{Na}_2 \mathrm{CO}_3\) and liberates \(\mathrm{CO}\).
- D The hybridisation of \(\mathrm{C}\) in graphite is \(s p^2\)
Answer & Solution
Correct Answer
(C) \(\mathrm{SiO}_2\) reacts with \(\mathrm{Na}_2 \mathrm{CO}_3\) and liberates \(\mathrm{CO}\).
Step-by-step Solution
Detailed explanation
Silica reacts with metal carbonate forming silicate with the evolution of \(\mathrm{CO}_2\).
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