JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank

done Noble Gases Family Total Questions - 60

• question_answer1)
  Which of the following outer electronic configuration represents argon [DPMT 1982; CPMT 1976; NCERT 1987;Kurukshetra CEE 1998]
  A)
  \[n{{s}^{2}}\] done clear
  B)
  \[n{{s}^{2}}n{{p}^{6}}\] done clear
  C)
  \[n{{s}^{2}}n{{p}^{5}}\] done clear
  D)
   \[n{{s}^{2}}n{{p}^{4}}\] done clear
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• question_answer2)
  Which mineral was used in isolation of radium [CPMT 1978, 81, 91]
  A)
  Lime stone done clear
  B)
  Pitch blende done clear
  C)
  Rutile done clear
  D)
  Haematite done clear
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• question_answer3)
  Which is the lightest gas
  A)
  Hydrogen done clear
  B)
  Oxygen done clear
  C)
  Helium done clear
  D)
  Nitrogen done clear
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• question_answer4)
  The valency of inert gases is
  A)
  5 done clear
  B)
  1 done clear
  C)
  0 done clear
  D)
  None of these done clear
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• question_answer5)
  Helium was discovered by
  A)
  Crooks done clear
  B)
  Rutherford done clear
  C)
  Frankland and Lockyer done clear
  D)
  Dorn done clear
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• question_answer6)
  The inert gases are [CPMT 1984]
  A)
  Polyatomic done clear
  B)
  Triatomic done clear
  C)
  Diatomic done clear
  D)
  Monoatomic done clear
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• question_answer7)
  The charcoal maintained at \[{{100}^{o}}C\] absorbs
  A)
  \[Ne\] and \[Kr\] done clear
  B)
  \[He\] and \[Ar\] done clear
  C)
  \[Ar,\] \[Kr,\] \[Xe\] done clear
  D)
  \[He\] and \[Ne\] done clear
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• question_answer8)
  Every inert gas atom
  A)
  Has a saturated outermost shell done clear
  B)
  Has one electron in outermost shell done clear
  C)
  Has eight electrons in outermost shell done clear
  D)
  Has two electrons in outermost shell done clear
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• question_answer9)
  Argon was discovered by [CPMT 1991]
  A)
  Rayleigh done clear
  B)
  Frakland and Lockyer done clear
  C)
  Jansen done clear
  D)
  Ramsay done clear
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• question_answer10)
  Deep sea divers used to respirate is a mixture of
  A)
  Oxygen and argon done clear
  B)
  Oxygen and helium done clear
  C)
  Oxygen and nitrogen done clear
  D)
  Oxygen and hydrogen done clear
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• question_answer11)
  The noble gas which forms maximum number of compounds is [NCERT 1976; BHU 1980; CPMT 1982, 91; AMU 1985; DPMT 1996; MP PMT 2001; Pb.CET 2003]
  A)
  \[Ar\] done clear
  B)
  \[He\] done clear
  C)
  \[Xe\] done clear
  D)
  \[Ne\] done clear
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• question_answer12)
  Which of the following gases exist more abundantly in nature than the others [BHU 1982; DPMT 1982,02; CPMT 1983, 89; EAMCET 1993; Manipal MEE 1995; MHCET 2003]
  A)
  Helium done clear
  B)
  Neon done clear
  C)
  Argon done clear
  D)
  Krypton done clear
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• question_answer13)
  Which of the following is monoatomic [NCERT 1976, 77; CPMT 1983, 86, 90]
  A)
  Nitrogen done clear
  B)
  Fluorine done clear
  C)
  Neon done clear
  D)
  Oxygen done clear
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• question_answer14)
  Nuclear fusion produces
  A)
  Argon done clear
  B)
  Deuterium done clear
  C)
  Helium done clear
  D)
  Krypton done clear
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• question_answer15)
  Among the fluorides below, the one which does not exist is [NCERT 1977; CPMT 1988]
  A)
  \[Xe{{F}_{4}}\] done clear
  B)
  \[He{{F}_{4}}\] done clear
  C)
  \[S{{F}_{4}}\] done clear
  D)
  \[C{{F}_{4}}\] done clear
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• question_answer16)
  The last orbit of argon would have electrons [CPMT 1971, 78]
  A)
  6 done clear
  B)
  2 done clear
  C)
  18 done clear
  D)
  8 done clear
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• question_answer17)
  The electronic configuration of neon is [CPMT 1974, 80, 81; DPMT 1982; MNR 1995]
  A)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{2}}\] done clear
  B)
  \[\] \[2{{s}^{2}}2{{p}^{6}}\] done clear
  C)
  \[1{{s}^{2}},\] \[2{{s}^{2}}\] done clear
  D)
  \[1{{s}^{2}}\] done clear
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• question_answer18)
  The colour discharge tubes for advertisement mainly contain [CPMT 1980, 89; MP PET 2002]
  A)
  Argon done clear
  B)
  Neon done clear
  C)
  Helium done clear
  D)
  Xenon done clear
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• question_answer19)
  Least chemical activity is shown by [CPMT 1973, 79]
  A)
  Nitrogen done clear
  B)
  Argon done clear
  C)
  Methane done clear
  D)
  Ammonia done clear
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• question_answer20)
  Noble gases do not react with other elements because [CPMT 1981]
  A)
  They have completely paired up and stable electron shells done clear
  B)
  The sizes of their atoms are very small done clear
  C)
  Are not found in abundance done clear
  D)
  Are monoatomic done clear
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• question_answer21)
  Monazite is source of
  A)
  \[He\] done clear
  B)
  \[Kr\] done clear
  C)
  \[Ar\] done clear
  D)
  \[Ne\] done clear
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• question_answer22)
  Which of the following fluorides of Xenon is impossible [CPMT 1982; Kurukshetra CEE 1998;RPET 1999]
  A)
  \[Xe{{F}_{6}}\] done clear
  B)
  \[Xe{{F}_{4}}\] done clear
  C)
  \[Xe{{F}_{3}}\] done clear
  D)
  \[Xe{{F}_{2}}\] done clear
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• question_answer23)
  \[Xe{{F}_{2}}\] molecule is
  A)
  Square planer done clear
  B)
  Trigonal bipyramidal done clear
  C)
  Trigonal planer done clear
  D)
  Linear done clear
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• question_answer24)
  \[Xe{{F}_{4}}\] on partial hydrolysis produces [AFMC 1995]
  A)
  \[Xe{{F}_{2}}\] done clear
  B)
  \[XeO{{F}_{2}}\] done clear
  C)
  \[XeO{{F}_{4}}\] done clear
  D)
  \[Xe{{O}_{3}}\] done clear
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• question_answer25)
  In \[Xe{{F}_{2}}\] hybridisation of \[Xe\] is
  A)
  \[s{{p}^{2}}\] done clear
  B)
  \[s{{p}^{3}}d\] done clear
  C)
  \[s{{p}^{3}}\] done clear
  D)
  \[s{{p}^{3}}{{d}^{2}}\] done clear
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• question_answer26)
  Which one of the following noble gases is the least polarizable [AIIMS 1983; MP PET 1999; Pb. PMT 2001; JIPMER (Med.) 2002]
  A)
  \[Xe\] done clear
  B)
  \[Ar\] done clear
  C)
  \[Ne\] done clear
  D)
  \[He\] done clear
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• question_answer27)
  Which one of the following noble gases is not found in the atmosphere [MP PMT 1993]
  A)
  \[Rn\] done clear
  B)
  \[Kr\] done clear
  C)
  \[Ne\] done clear
  D)
  \[Ar\] done clear
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• question_answer28)
  Helium is added to the oxygen supply used by deep sea divers because [MP PMT 1993; MP PET 1997]
  A)
  It is less soluble in blood than nitrogen at high pressure done clear
  B)
  It is lighter than nitrogen done clear
  C)
  It is readily miscible with oxygen done clear
  D)
  It is less poisonous than nitrogen done clear
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• question_answer29)
  Which of the following statements is not correct for a noble gas [MP PET 1993]
  A)
  \[Ar\] is used in electric bulbs done clear
  B)
  \[Kr\] is obtained during radioactive disintegration done clear
  C)
  Half life of \[Rn\] is only 3.8 days done clear
  D)
  \[He\] is used in producing very low temperature done clear
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• question_answer30)
  Which one of the following configuration represents a noble gas [CPMT 1976, 83, 89; BHU 1982; Pb. CET 2000 NCERT 1979; IIT Screening 1993; EAMCET 1993]
  A)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{6}},\] \[3{{s}^{2}}\] done clear
  B)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{6}},\] \[3{{s}^{1}}\] done clear
  C)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{6}}\] done clear
  D)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{6}},\] \[3{{s}^{2}}3{{p}^{6}},\] \[4{{s}^{2}}\] done clear
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• question_answer31)
  Which of the following has zero valency [DPMT 1985]
  A)
  Sodium done clear
  B)
  Beryllium done clear
  C)
  Aluminium done clear
  D)
  Krypton done clear
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• question_answer32)
  The forces acting between noble gas atoms are [NCERT 1989]
  A)
  Vander Waals forces done clear
  B)
  Ion-dipole forces done clear
  C)
  London dispersion forces done clear
  D)
  Magnetic forces done clear
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• question_answer33)
  Which of the following is the correct sequence of the noble gases in their group in the periodic table [Manipal MEE 1995]
  A)
  Ar, He, Kr, Ne, Rn, Xe done clear
  B)
  He, Ar, Ne, Kr, Xe, Rn done clear
  C)
  He, Ne, Ar, Kr, Xe, Rn done clear
  D)
  He, Ne, Kr, Ar, Xe, Rn done clear
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• question_answer34)
  Which of the following represent nobel gas configuration [BHU 1995]
  A)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{6}},\] \[3{{s}^{2}}3{{p}^{6}}3{{d}^{10}},\] \[4{{s}^{2}}4{{p}^{6}}4{{d}^{10}},\] \[5{{s}^{2}}5{{p}^{6}}\] done clear
  B)
  \[1{{s}^{2}},\]\[2{{s}^{2}}2{{p}^{6}},\]\[3{{s}^{2}}3{{p}^{6}}3{{d}^{10}},\] \[4{{s}^{2}}4{{p}^{6}}4{{d}^{10}}4{{f}^{14}}\], \[5{{s}^{2}}5{{p}^{6}}5{{d}^{1}},6{{s}^{2}}\] done clear
  C)
  \[1{{s}^{2}},\] \[2{{s}^{2}}s{{p}^{6}},\] \[3{{s}^{2}}3{{p}^{6}}3{{d}^{10}},\] \[4{{s}^{2}}4{{p}^{6}}4{{d}^{10}},\] \[5{{s}^{2}}5{{p}^{6}}5{{d}^{1}},\] \[6{{s}^{2}}\] done clear
  D)
  \[1{{s}^{2}},\] \[2{{s}^{2}}2{{p}^{6}},\] \[3{{s}^{2}}3{{p}^{6}}3{{d}^{10}},\] \[4{{s}^{2}}4{{p}^{6}}4{{d}^{10}}\] done clear
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• question_answer35)
  \[Xe{{F}_{6}}\] on hydrolysis gives [MP PET 2000; Pb. PMT 2000; DCE 2002]
  A)
  \[Xe{{O}_{3}}\] done clear
  B)
  \[XeO\] done clear
  C)
  \[Xe{{O}_{2}}\] done clear
  D)
  \[Xe\] done clear
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• question_answer36)
  The correct order of solubility in water for \[He,\,Ne,\,Ar,\,Kr,\,Xe,\,\]is [AIIMS 2002]
  A)
  \[He>Ne>Ar>Kr>Xe\] done clear
  B)
  \[Ne>Ar>Kr>He>Xe\] done clear
  C)
  \[Xe>Kr>Ar>Ne>He\] done clear
  D)
  \[Ar>Ne>He>Kr>Xe\] done clear
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• question_answer37)
  In \[Xe{{F}_{2}},\,Xe{{F}_{4}},\,\]\[Xe{{F}_{6}}\] the number of lone pairs on Xe is respectively [AIEEE 2002]
  A)
  2, 3, 1 done clear
  B)
  1, 2, 3 done clear
  C)
  4, 1, 2 done clear
  D)
  3, 2, 1 done clear
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• question_answer38)
  Noble gases are group of elements which exhibit very [Kerala (Med.) 2002]
  A)
  High chemical activity done clear
  B)
  Low chemical activity done clear
  C)
  Minimum electronegativity done clear
  D)
  Much paramagnetic properties done clear
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• question_answer39)
  Which noble gas is most soluble in water [CPMT 2002]
  A)
  He done clear
  B)
  Ar done clear
  C)
  Ne done clear
  D)
  Xe done clear
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• question_answer40)
  Gradual addition of electronic shells in the noble gases causes a decrease in their [MP PET 1997]
  A)
  Ionization energy done clear
  B)
  Atomic radius done clear
  C)
  Boiling point done clear
  D)
  Density done clear
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• question_answer41)
  Which of the following noble gas does not have an octet of electrons in its outermost shell [MP PET 1996]
  A)
  Neon done clear
  B)
  Radon done clear
  C)
  Argon done clear
  D)
  Helium done clear
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• question_answer42)
  The low chemical reactivity of the rare gases can be attributed to their [Pune CET 1998]
  A)
  Being non-metals done clear
  B)
  Having high ionization energies done clear
  C)
  Being gases done clear
  D)
  Found in nature in small quantities done clear
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• question_answer43)
  Percentage of \[Ar\] in air is about [CPMT 1989]
  A)
  1% done clear
  B)
  2% done clear
  C)
  3% done clear
  D)
  4% done clear
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• question_answer44)
  Which of the following is not obtained by direct reaction of constituent elements [MP PET 1994]
  A)
  \[Xe{{F}_{2}}\] done clear
  B)
  \[Xe{{F}_{4}}\] done clear
  C)
  \[Xe{{O}_{3}}\] done clear
  D)
  \[Xe{{F}_{6}}\] done clear
  View Solution play_arrow

• question_answer45)
  Fluorine forms chemical compounds with [MP PMT 1994]
  A)
  \[He\] done clear
  B)
  \[Ne\] done clear
  C)
  \[Ar\] done clear
  D)
  \[Xe\] done clear
  View Solution play_arrow

• question_answer46)
  Which of the following has \[s{{p}^{3}}\] hybridisation [DCE 2001]
  A)
  \[Xe{{O}_{3}}\] done clear
  B)
  \[BC{{l}_{3}}\] done clear
  C)
  \[Xe{{F}_{4}}\] done clear
  D)
  \[BB{{r}_{3}}\] done clear
  View Solution play_arrow

• question_answer47)
  Which element out of \[He,\] \[Ar,\] \[Kr,\] and \[Xe\] forms least number of compounds [MP PMT 1995]
  A)
  \[He\] done clear
  B)
  \[Ar\] done clear
  C)
  \[Kr\] done clear
  D)
  \[Xe\] done clear
  View Solution play_arrow

• question_answer48)
  Which of the following exhibits the weakest intermolecular forces [KCET (Med.) 2001]
  A)
  He done clear
  B)
  HCl done clear
  C)
  \[N{{H}_{3}}\] done clear
  D)
  \[{{H}_{2}}O\] done clear
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• question_answer49)
  Which of the following are formed by Xenon [Roorkee 2000]
  A)
  \[Xe{{F}_{3}}\] done clear
  B)
  \[Xe{{F}_{4}}\] done clear
  C)
  \[Xe{{F}_{5}}\] done clear
  D)
  \[Xe{{F}_{6}}\] done clear
  View Solution play_arrow

• question_answer50)
  Among the following molecule (i) \[Xe{{O}_{3}}\]  (ii)  \[XeO{{F}_{4}}\]  (iii)  \[Xe{{F}_{6}}\] Those having same number of lone pairs on Xe are [AIIMS 2005]
  A)
  (i) and (ii) only done clear
  B)
  (i) and (iii) only done clear
  C)
  (ii) and (iii) only done clear
  D)
  (i),(ii) and (iii) done clear
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• question_answer51)
  Who among the following first prepared a stable compound of noble gas [MP PET 1999]
  A)
  Rutherford done clear
  B)
  Rayleigh done clear
  C)
  Ramsay done clear
  D)
  Neil Bartlett done clear
  View Solution play_arrow

• question_answer52)
  The last member of inert gas elements is [MP PMT 1999]
  A)
  Helium done clear
  B)
  Neon done clear
  C)
  Argon done clear
  D)
  Radon done clear
  View Solution play_arrow

• question_answer53)
  Which of the following gas is/are called rare gas [CPMT 2000; Pb. CET 2002]
  A)
  Ne done clear
  B)
  He done clear
  C)
  Kr done clear
  D)
  All of these done clear
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• question_answer54)
  Which one of the following statements regarding helium is incorrect [AIEEE 2004]
  A)
  It is used to produce and sustain powerful superconducting magnets done clear
  B)
  It is used as a cryogenic agent for carrying out experiments at low temperatures done clear
  C)
  It is used to fill gas balloons instead of hydrogen because it is lighter and non-inflammable done clear
  D)
  It is used in gas-cooled nuclear reactors done clear
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• question_answer55)
  Which of the following inert gas liquifies easily [Pb. CET 2002]
  A)
  Kr done clear
  B)
  He done clear
  C)
  Ne done clear
  D)
  Ar done clear
  View Solution play_arrow

• question_answer56)
  The oxidation number of xenon in \[XeO{{F}_{2}}\] is [J & K 2005]
  A)
  Zero done clear
  B)
  2 done clear
  C)
  4 done clear
  D)
  3 done clear
  View Solution play_arrow

• question_answer57)
  Which inert gas having highest boiling point [BCECE 2005]
  A)
  Xe done clear
  B)
  Ar done clear
  C)
  Kr done clear
  D)
  He done clear
  View Solution play_arrow

• question_answer58)
  Which of the following is an inert gas [AFMC 2005]
  A)
  \[{{H}_{2}}\] done clear
  B)
  \[{{O}_{2}}\] done clear
  C)
  \[{{N}_{2}}\] done clear
  D)
  Argon done clear
  View Solution play_arrow

• question_answer59)
  Which of the following is most polarised [DPMT 2005]
  A)
  \[Kr\] done clear
  B)
  \[He\] done clear
  C)
  \[Ar\] done clear
  D)
  \[Xe\] done clear
  View Solution play_arrow

• question_answer60)
  Which of the following is planar [J & K  2005]
  A)
  \[Xe{{F}_{2}}\] done clear
  B)
  \[Xe{{O}_{3}}F\] done clear
  C)
  \[Xe{{O}_{2}}{{F}_{2}}\] done clear
  D)
  \[Xe{{F}_{4}}\] done clear
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