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For the given reactions SiO(2) +4HF ra...

For the given reactions
`SiO_(2) +4HF rarr SiF_(4) +2H_(2)O, DeltaH =- 10.17 kcal`
`SiO_(2) +4HCI rarr SiCI_(4) +2H_(2)O, DeltaH = 36.7 kcal`
It may be concluded that

A

HF and HCl both will react with silica

B

Only Hf will react with silica

C

Only HCl will react with silica

D

Neither HF nor HCl will react with silica

Text Solution

Verified by Experts

The correct Answer is:
B
Exothermic reactions are spontaneous.
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Knowledge Check

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