Why is the product of the reaction between silica and magnesium powder washed with dilute hydrochloric acid?

To increase the volume of silicon

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To fasten the extraction process.

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To dissolve magnesium oxide, as a basic impurity.

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None of the above.

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Solution

The correct option is C To dissolve magnesium oxide, as a basic impurity.
The product of the reaction between silica and magnesium powder washed with dilute hydrochloric acid to dissolve magnesium oxide as a basic impurity.

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Similar questions

Write word equations and then balanced equations for the reaction taking

place when −

(a) dilute sulphuric acid reacts with zinc granules.

(b) dilute hydrochloric acid reacts with magnesium ribbon.

(d) dilute hydrochloric acid reacts with iron filings.

H_{2} S O_{4}

H C l

Why does magnesium powder reacts much more rapidly than magnesium ribbon with dilute sulphuric acid

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