question_answer

Which of the following acid is formed when \[Si{{F}_{4}}\]reacts with water?

A) \[{{H}_{2}}S{{O}_{4}}\]  

B)      \[{{H}_{2}}Si{{F}_{4}}\]              

C) \[Si{{F}_{4}}\]                                 

D) \[{{H}_{2}}Si{{F}_{6}}\]                                      

Correct Answer: B

Solution :

Silicon tetra fluoride on hydrolysis gives orthosilicic acid and hydrogen silicofluoride. Hence, the correct option is (b).