Solved papers for NEET Chemistry NEET PYQ-Carbon Family

done NEET PYQ-Carbon Family Total Questions - 11

• question_answer1) Which of the following does not show electrical conduction?                         [AIPMT 1999]
  A)
  Potassium
  done clear
  B)
  Graphite
  done clear
  C)
  Diamond
  done clear
  D)
  Sodium
  done clear
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• question_answer2) Which of die following oxidation states are die most characteristics for lead and tin respectively? [AIPMT (S) 2007]
  A)
  +4, +2
  done clear
  B)
  +2, +4
  done clear
  C)
  +4, +4
  done clear
  D)
  +2, +2
  done clear
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• question_answer3) Which one of the following anions is present in the chain structure silicates? [AIPMT (S) 2007]
  A)
  \[S{{i}_{2}}O_{7}^{6-}\]
  done clear
  B)
  \[{{(S{{i}_{2}}O_{5}^{2-})}_{n}}\]
  done clear
  C)
  \[{{(SiO_{3}^{2-})}_{n}}\]
  done clear
  D)
  \[\frac{\pi }{4}\]
  done clear
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• question_answer4) Name the type of the structure of silicate in which one oxygen atom of \[{{[Si{{O}_{4}}]}^{4-}}\] is shared? [AIPMT (S) 2011]
  A)
  Sheet silicate
  done clear
  B)
  Pyrosilicate
  done clear
  C)
  Three dimensional silicate
  done clear
  D)
  Linear chain silicate
  done clear
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• question_answer5) The number of carbon atoms per unit cell of diamond unit cell is                   [NEET 2013]
  A)
  4
  done clear
  B)
  8
  done clear
  C)
  6
  done clear
  D)
  1
  done clear
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• question_answer6) The basic structural unit of silicates is                                                          [NEET 2013]
  A)
  \[Si{{O}^{-}}\]
  done clear
  B)
  \[SiO_{4}^{4-}\]
  done clear
  C)
  \[SiO_{3}^{2-}\]
  done clear
  D)
  \[SiO_{4}^{2-}\]
  done clear
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• question_answer7) Which of these is not a monomer for a high molecular mass silicone polymer? [NEET 2013]
  A)
  \[MeSiC{{l}_{3}}\]
  done clear
  B)
  \[M{{e}_{2}}SiC{{l}_{2}}\]
  done clear
  C)
  \[M{{e}_{3}}SiCl\]
  done clear
  D)
  \[PhSiC{{l}_{3}}\]
  done clear
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• question_answer8) It is because of inability of \[n{{s}^{2}}\] electrons of the valence shell to participate in bonding that [NEET-2017]
  A)
  \[S{{n}^{4+}}\] is reducing while \[P{{b}^{4+}}\] is oxidizing
  done clear
  B)
  \[S{{n}^{2+}}\] is reducing while \[P{{b}^{4+}}\] is oxidizing
  done clear
  C)
  \[S{{n}^{2+}}\] is oxidising while  \[P{{b}^{4+}}\] is reducing
  done clear
  D)
  \[S{{n}^{2+}}\] and \[P{{b}^{2+}}\] are both oxidising and reducing
  done clear
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• question_answer9) Which of the following is incorrect statement?       [NEET 2019]
  A)
  \[Ge{{X}_{4}}\](X=F, Cl, Br, I) is more stable than
  done clear
  B)
  \[Sn{{F}_{4}}\]is ionic in nature
  done clear
  C)
  \[Pb{{F}_{4}}\]is covalent in nature
  done clear
  D)
  \[SiC{{l}_{4}}\]is easily hydrolysed
  done clear
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• question_answer10) 

  Identify the correct statements from the following:   [NEET 2020]

  [A] \[C{{O}_{2}}(g)\] is used as refrigerant for ice-cream and frozen food.

  [B] The structure of \[{{C}_{60}}\]contains twelve six carbon rings and twenty five carbon rings.

  [C] ZSM-5, a type of zeolite, is used to convert alcohols into gasoline.

  [D] CO is colorless and odourless gas.

  A)
  [A] and [C] only
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  B)
  [B] and [C] only
  done clear
  C)
  [C] and [D] only
  done clear
  D)
  [A], [B] and [C] only
  done clear
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• question_answer11) Which of the following is not correct about carbon monoxide?                                   [NEET 2020]
  A)
  It reduces oxygen carrying ability of blood.
  done clear
  B)
  The carboxyhaemoglobin (haemoglobin bound to CO) is less stable than oxyhaemoglobin.
  done clear
  C)
  It is produced due to incomplete combustion.
  done clear
  D)
  It forms carboxyhaemoglobin
  done clear
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