JEE Main & Advanced Chemistry Hydrogen & Its Compounds / हाइड्रोजन और इसके यौगिक Question Bank

done Hydrogen peroxide Total Questions - 41

• question_answer1)
  In which of the following reaction hydrogen peroxide is a reducing agent [BHU 1995]
  A)
  \[2FeC{{l}_{2}}+2HCl+{{H}_{2}}{{O}_{2}}\to 2FeC{{l}_{3}}+2{{H}_{2}}O\] done clear
  B)
  \[C{{l}_{2}}+{{H}_{2}}{{O}_{2}}\to 2HCl+{{O}_{2}}\] done clear
  C)
  \[2HI+{{H}_{2}}{{O}_{2}}\to 2{{H}_{2}}O+{{I}_{2}}\] done clear
  D)
  \[{{H}_{2}}S{{O}_{3}}+{{H}_{2}}{{O}_{2}}\to {{H}_{2}}S{{O}_{4}}+{{H}_{2}}O\] done clear
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• question_answer2)
  There is a sample of 10 volume of hydrogen peroxide solution. Calculate its strength [UPSEAT 2001]
  A)
  3.00% done clear
  B)
  4.045% done clear
  C)
  2.509% done clear
  D)
  3.035% done clear
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• question_answer3)
  In lab \[{{H}_{2}}{{O}_{2}}\] is prepared by [CPMT 2002; MH CET 2003; Pb. PMT 2004; BCECE 2005]
  A)
  Cold \[{{H}_{2}}S{{O}_{4}}+Ba{{O}_{2}}\] done clear
  B)
  \[HCl+Ba{{O}_{2}}\] done clear
  C)
  Conc.\[{{H}_{2}}S{{O}_{4}}+N{{a}_{2}}{{O}_{2}}\] done clear
  D)
  \[{{H}_{2}}+{{O}_{2}}\] done clear
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• question_answer4)
  The structure of \[{{H}_{2}}{{O}_{2}}\] is [UPSEAT 2001]
  A)
  done clear
  B)
  done clear
  C)
  done clear
  D)
  done clear
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• question_answer5)
  HCl is added to the following oxides which one would give \[{{H}_{2}}{{O}_{2}}\] [Kurukshetra CEE 1998]
  A)
  \[Mn{{O}_{2}}\] done clear
  B)
  \[Pb{{O}_{2}}\] done clear
  C)
  \[Ba{{O}_{2}}\] done clear
  D)
  None of these done clear
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• question_answer6)
  The oxide that gives hydrogen peroxide \[({{H}_{2}}{{O}_{2}})\] on the treatment with a dilute acid \[({{H}_{2}}S{{O}_{4}})\] is [Pb. PMT 1999]
  A)
  \[Mn{{O}_{2}}\] done clear
  B)
  \[Pb{{O}_{2}}\] done clear
  C)
  \[N{{a}_{2}}{{O}_{2}}\] done clear
  D)
  \[Ti{{O}_{2}}\] done clear
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• question_answer7)
  Hydrogen peroxide is reduced by [CPMT 2000; CBSE PMT 2000; KCET 2002]
  A)
  Ozone done clear
  B)
  Barium peroxide done clear
  C)
  Acidic solution of \[KMn{{O}_{4}}\] done clear
  D)
  Lead sulphide suspension done clear
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• question_answer8)
  The reaction of \[{{H}_{2}}S+{{H}_{2}}{{O}_{2}}\to S+2{{H}_{2}}O\] manifests [UPSEAT 2000]
  A)
  Acidic nature of \[{{H}_{2}}{{O}_{2}}\] done clear
  B)
  Alkaline nature of \[{{H}_{2}}{{O}_{2}}\] done clear
  C)
  Oxidising nature of \[{{H}_{2}}{{O}_{2}}\] done clear
  D)
  Reducing action of \[{{H}_{2}}{{O}_{2}}\] done clear
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• question_answer9)
  What is the product of the reaction of \[{{H}_{2}}{{O}_{2}}\] with \[C{{l}_{2}}\] [RPET 2003]
  A)
  \[{{O}_{2}}+HOCl\] done clear
  B)
  \[HCl+{{O}_{2}}\] done clear
  C)
  \[{{H}_{2}}O+HCl\] done clear
  D)
  \[HCl+{{H}_{2}}\] done clear
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• question_answer10)
  \[{{H}_{2}}{{O}_{2}}\] will oxidise [Roorkee 1995]
  A)
  \[KMn{{O}_{4}}\] done clear
  B)
  PbS done clear
  C)
  \[Mn{{O}_{2}}\] done clear
  D)
  \[{{H}_{2}}S\] done clear
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• question_answer11)
  Fenton's reagent is [MP PET 2000; RPET 2000]
  A)
  \[FeS{{O}_{4}}+{{H}_{2}}{{O}_{2}}\] done clear
  B)
  \[Zn+HCl\] done clear
  C)
  \[Sn+HCl\] done clear
  D)
  None of these done clear
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• question_answer12)
  The structure of \[{{H}_{2}}{{O}_{2}}\] is [CBSE 1999; AFMC 2004]
  A)
  Planar done clear
  B)
  Linear done clear
  C)
  Spherical done clear
  D)
  Non-planar done clear
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• question_answer13)
  The volume strength of 1.5 N \[{{H}_{2}}{{O}_{2}}\] solution is [BHU 2004; Pb. CET 2004]
  A)
  8.4 litres done clear
  B)
  4.2 litres done clear
  C)
  16.8 litres done clear
  D)
  5.2 litres done clear
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• question_answer14)
  The volume of oxygen liberated from 15 ml of 20 volume \[{{H}_{2}}{{O}_{2}}\] is [MH CET 2003]
  A)
  250 ml done clear
  B)
  300 ml done clear
  C)
  150 ml done clear
  D)
  200 ml done clear
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• question_answer15)
  The strength in volumes of a solution containing 30.36 g/litre of \[{{H}_{2}}{{O}_{2}}\] is [UPSEAT 2004]
  A)
  10 volume done clear
  B)
  20 volume done clear
  C)
  5 volume done clear
  D)
  None of these done clear
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• question_answer16)
  Hydrogen peroxide is used as
  A)
  Oxidising agent done clear
  B)
  Reducing agent done clear
  C)
  Both as oxidising and reducing agent done clear
  D)
  Drying agent done clear
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• question_answer17)
  Equivalent weight of \[{{H}_{2}}{{O}_{2}}\] is
  A)
  17 done clear
  B)
  34 done clear
  C)
  68 done clear
  D)
  18 done clear
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• question_answer18)
  20 volume \[{{H}_{2}}{{O}_{2}}\] solution has a strength of about
  A)
  30% done clear
  B)
  6% done clear
  C)
  3% done clear
  D)
  10% done clear
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• question_answer19)
  \[{{H}_{2}}{{O}_{2}}\] is manufactured these days [DCE 2004]
  A)
  By the action of \[{{H}_{2}}{{O}_{2}}\] on \[Ba{{O}_{2}}\] done clear
  B)
  By the action of \[{{H}_{2}}S{{O}_{4}}\] on \[N{{a}_{2}}{{O}_{2}}\] done clear
  C)
  By electrolysis of 50% \[{{H}_{2}}S{{O}_{4}}\] done clear
  D)
  By burning hydrogen in excess of oxygen done clear
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• question_answer20)
  Which one of the following is a true peroxide
  A)
  \[N{{O}_{2}}\] done clear
  B)
  \[Mn{{O}_{2}}\] done clear
  C)
  \[Ba{{O}_{2}}\] done clear
  D)
  \[S{{O}_{2}}\] done clear
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• question_answer21)
  1 ml of \[{{H}_{2}}{{O}_{2}}\] solution gives 10 ml of \[{{O}_{2}}\] at NTP. It is
  A)
  10 vol. \[{{H}_{2}}{{O}_{2}}\] done clear
  B)
  20 vol. \[{{H}_{2}}{{O}_{2}}\] done clear
  C)
  30 vol. \[{{H}_{2}}{{O}_{2}}\] done clear
  D)
  40 vol. \[{{H}_{2}}{{O}_{2}}\] done clear
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• question_answer22)
  Which substance does not speed up decomposition of \[{{H}_{2}}{{O}_{2}}\]
  A)
  Glycerol done clear
  B)
  Pt done clear
  C)
  Gold done clear
  D)
  \[Mn{{O}_{2}}\] done clear
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• question_answer23)
  Which of the following cannot be oxidised by \[{{H}_{2}}{{O}_{2}}\]
  A)
  \[{{O}_{3}}\] done clear
  B)
  \[KI/HCl\] done clear
  C)
  PbS done clear
  D)
  \[N{{a}_{2}}S{{O}_{3}}\] done clear
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• question_answer24)
  Which substance cannot be reduced by \[{{H}_{2}}{{O}_{2}}\]
  A)
  \[KMn{{O}_{4}}/{{H}_{2}}S{{O}_{4}}\] done clear
  B)
  \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}/{{H}_{2}}S{{O}_{4}}\] done clear
  C)
  \[A{{g}_{2}}O\] done clear
  D)
  \[F{{e}^{3+}}\] done clear
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• question_answer25)
  Which of the following statements is incorrect
  A)
  \[{{H}_{2}}{{O}_{2}}\] can act as an oxidising agent done clear
  B)
  \[{{H}_{2}}{{O}_{2}}\] can act as a reducing agent done clear
  C)
  \[{{H}_{2}}{{O}_{2}}\] has acidic properties done clear
  D)
  \[{{H}_{2}}{{O}_{2}}\] has basic properties done clear
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• question_answer26)
  \[{{H}_{2}}{{O}_{2}}\] is
  A)
  Poor polar solvent than water done clear
  B)
  Better polar solvent than \[{{H}_{2}}O\] done clear
  C)
  Both have equal polarity done clear
  D)
  Better polar solvent but its strong auto oxidising ability limits its use as such done clear
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• question_answer27)
  \[{{H}_{2}}{{O}_{2}}\] used in rockets has the concentration
  A)
  50% done clear
  B)
  70% done clear
  C)
  30% done clear
  D)
  90% done clear
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• question_answer28)
  \[{{H}_{2}}{{O}_{2}}\] is a
  A)
  Weak acid done clear
  B)
  Weak base done clear
  C)
  Neutral done clear
  D)
  None of these done clear
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• question_answer29)
  Nitrates of all metals are
  A)
  Soluble in water done clear
  B)
  Insoluble done clear
  C)
  Coloured done clear
  D)
  Unstable done clear
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• question_answer30)
  Decomposition of \[{{H}_{2}}{{O}_{2}}\] is prevented by
  A)
  NaOH done clear
  B)
  \[Mn{{O}_{2}}\] done clear
  C)
  Acetanilide done clear
  D)
  Oxalic acid done clear
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• question_answer31)
  \[{{H}_{2}}{{O}_{2}}\] is always stored in black bottles because
  A)
  It is highly unstable done clear
  B)
  Its enthalpy of decomposition is high done clear
  C)
  It undergo autooxidation on prolonged standing done clear
  D)
  None of these done clear
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• question_answer32)
  \[{{H}_{2}}{{O}_{2}}\] on reacting with ethene gives
  A)
  Ethane done clear
  B)
  Ethanal done clear
  C)
  Ethylene glycol done clear
  D)
  Ethanol done clear
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• question_answer33)
  Which of the following is wrong about \[{{H}_{2}}{{O}_{2}}\]? It is used
  A)
  As aerating agent in production of spong rubber done clear
  B)
  As an antichlor done clear
  C)
  For restoring white colour of blackened lead painting done clear
  D)
  None of these done clear
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• question_answer34)
  \[{{H}_{2}}{{O}_{2}}\to 2{{H}^{+}}+{{O}_{2}}+2{{e}^{-}}\]; \[E{}^\circ =-0.68\,V\]. This equation represents which of the following behaviour of \[{{H}_{2}}{{O}_{2}}\]
  A)
  Reducing done clear
  B)
  Oxidising done clear
  C)
  Acidic done clear
  D)
  Catalytic done clear
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• question_answer35)
  The structure of \[{{H}_{2}}{{O}_{2}}\] is
  A)
  Open book like done clear
  B)
  Linear done clear
  C)
  Closed book done clear
  D)
  Pyramidal done clear
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• question_answer36)
  On shaking \[{{H}_{2}}{{O}_{2}}\] with acidified potassium dichromate and ether, ethereal layer becomes
  A)
  Green done clear
  B)
  Red done clear
  C)
  Blue done clear
  D)
  Black done clear
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• question_answer37)
  \[{{K}_{a}}\] of \[{{H}_{2}}{{O}_{2}}\] is of the order of [MP PMT 1994]
  A)
  \[{{10}^{-12}}\] done clear
  B)
  \[{{10}^{-14}}\] done clear
  C)
  \[{{10}^{-16}}\] done clear
  D)
  \[{{10}^{-10}}\] done clear
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• question_answer38)
  In which of the following reactions, \[{{H}_{2}}{{O}_{2}}\] acts as a reducing agent [EAMCET 2001]
  A)
  \[Pb{{O}_{2}}(s)+{{H}_{2}}{{O}_{2}}(aq)\to PbO(s)+{{H}_{2}}O(l)+{{O}_{2}}(g)\] done clear
  B)
  \[N{{a}_{2}}S{{O}_{3}}(aq)+{{H}_{2}}{{O}_{2}}(aq)\to N{{a}_{2}}S{{O}_{4}}(aq)+{{H}_{2}}O(l)\] done clear
  C)
  \[2Kl(aq)+{{H}_{2}}{{O}_{2}}(aq)\to 2KOH(aq)+{{I}_{2}}(s)\] done clear
  D)
  \[KN{{O}_{2}}(aq)+{{H}_{2}}{{O}_{2}}(aq)\to KN{{O}_{3}}(aq)+{{H}_{2}}O(l)\] done clear
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• question_answer39)
  \[{{H}_{2}}{{O}_{2}}\] acts as an oxidising agent in [Kerala PMT 2004]
  A)
  Neutral medium done clear
  B)
  Acidic medium done clear
  C)
  Alkaline medium done clear
  D)
  Alkaline and neutral medium done clear
  E)
  Acidic and alkaline medium done clear
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• question_answer40)
  The \[H-O-O\] bond angle in \[{{H}_{2}}{{O}_{2}}\] is [Kerala PMT 2004]
  A)
  \[{{107.28}^{o}}\] done clear
  B)
  \[{{109.28}^{o}}\] done clear
  C)
  \[{{104.5}^{o}}\] done clear
  D)
  \[{{106}^{o}}\] done clear
  E)
  \[{{97}^{o}}\] done clear
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• question_answer41)
  The volume of oxygen liberated from \[0.68gm\] of \[{{H}_{2}}{{O}_{2}}\] is [Pb. PMT 2004]
  A)
  \[112\,ml\] done clear
  B)
  \[224\,ml\] done clear
  C)
  \[56\,ml\] done clear
  D)
  \[336\,ml\] done clear
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