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silicon dissolves in excess of HF due to formation of?

silicon dissolves in excess of HF due to formation of?

Grade:12

4 Answers

K Keerthirajan
38 Points
7 years ago
It is due to the formation of Silicon tetrafluoride
SiO2 + 4HF -----> SiF+ 2H2O
grenade
2061 Points
7 years ago
@K Keerthirajan 
it’s wrong
grenade
2061 Points
7 years ago
because here it has been given for excess of HF
thus your answer is  wrong here acc to me 6HF will be reacting
grenade
2061 Points
7 years ago
the product would have been H2SiF6
 

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