Solved papers for JEE Main & Advanced AIEEE Solved Paper-2005

done AIEEE Solved Paper-2005 Total Questions - 2

• question_answer1) Which of the following oxides is amphoteric in character?     AIEEE  Solved  Paper-2005
  A)
  \[Sn{{O}_{2}}\] 
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  B)
                         \[Si{{O}_{2}}\] 
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  C)
         \[C{{O}_{2}}\]  
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  D)
         \[CaO\]
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• question_answer2) In silicon dioxide     AIEEE  Solved  Paper-2005
  A)
  there are double bonds between silicon and oxygen citoms
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  B)
  silicon atom is bonded to two oxygen atoms
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  C)
  each silicon atom is surrounded by two oxygen atoms and each oxygen atom is bounded to two silicon atoms
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  D)
  each silicon atom is surrounded by four oxygen atoms and each oxygen atom is bonded to two silicon atoms
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