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Grade upto college level Inorganic Chemistry

A student is asked to draw the college building on a piece of glass. He would use:

(A) Hydrochloric acid

(B) Hydrofluoric acid

(C) Hydrobromic acid

(D) Hydroiodic acid

Profile image of Shane Macguire
12 Years agoGrade upto college level
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1 Answer

Profile image of Simran Bhatia
12 Years ago

HF dissolves glass

 

                SiO2 + 4HF ----> SiF4 + 2H2O

                SiF4 + 2HF -----> H2SuF6

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