CHEMISTRY OF NOBEL GASES
Assignment Test
Max. Time-40min.
Max. Marks-15
All Question are compulsory.
Q.1 What led N. Bartlet to the study of Xe complexes ? (4)
Q.2 Discuss the structure and geometry of XeO2F2 ? (4)
Q.3 Why the compounds of He and Ne gas are not in study ? (2)
Q.4 Choose the correct statement- (2)
a) Xe has lower ionization energy than Ne.
b) Xe has higher atomic size than Rn
c) Ne has almost zero Electron Affinity.
d) All the Nobel gases are inert except Xe.
Q.5 There are __ & __ lone pairs present in the XeF4 and XeF6. (2)
a) 1 & 2
b) 2 & 2
c) 2 & 1
d) 1 & 1
Q.6 All Nobel gases has general electronic configuration of ns2np6 ? (1)
a) TRUE
b) FALSE
NOTE- Submit all the answer sheets in PDF format before 1:00 pm(15 Oct 2020). No answer sheets are acceptable after submission time.
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1.N barlet main specialty was the chemistry of fluorine and of compound of fluorine N. Barley was first noble gases
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3.valence she'll of noble gas is completely filled due to they are very stable and do not react
4. (d)
5.1and 2
6.true