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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



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


Grade:upto college level

1 Answers

Simran Bhatia
348 Points
8 years ago

HF dissolves glass

 

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

                SiF4 + 2HF -----> H2SuF6

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