Solved papers for JEE Main & Advanced JEE Main Paper (Held On 9 April 2014)

done JEE Main Paper (Held On 9 April 2014) Total Questions - 1

• question_answer1) The gas evolved on heating \[Ca{{F}_{2}}\]and \[Si{{O}_{2}}\] with concentrated\[{{H}_{2}}S{{O}_{4}},\]on hydrolysis gives a white gelatinous precipitate. The precipitate is:   [JEE Main Online Paper ( Held On 09 Apirl  2014  )
  A)
  Hydro fluosilicic acid
  done clear
  B)
  silica gel
  done clear
  C)
  silicic acid
  done clear
  D)
  calcium fluorosilicate
  done clear
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