Xenon Oxyfluorides

Q. Which of the following pairs of compounds are isoelectronic and isostructural?

1. $BeC{l}_2,Xe{F}_2$
2. $Te{I}_2,Xe{F}_2$
3. $I{F}_2^{-},Xe{F}_2$
4. $I{F}_3,Xe{F}_2$

Q. Under ambient conditions, the total number of gases released products in the final step of the reaction scheme shown below is

(IIT-JEE Advanced, 2014)

1. 3
2. 1
3. 2
4. 0

Q. The $BC{l}_3$ is a planar molecule whereas $NC{l}_3$ is pyramidal because:

1. Nitrogen atom is smaller than boron atom
2. $BC{l}_3$ has no lone pair but $NC{l}_3$ has a lone pair of electrons
3. $B-Cl$ bond is more polar than $N-Cl$ bond
4. $N-Cl$ bond is more covalent than $B-Cl$ bond

Q. Consider the following statements about $P_4{O}_{10}$ and select the incorrect one.

1. One mole of it requires 6 moles of water for complete hydrolysis
2. It is used as a dehydrating agent
3. Each phosphorus is tetrahedrally bonded to 4 oxygen atoms
4. It hydrolyses in water to form phosphorus acid

Q. Which of the following xenon compounds may not be obtained by hydrolysis of xenon fluorides?

1. $Xe{O}_2{F}_2$
2. $XeO{F}_4$
3. $Xe{O}_3$
4. $Xe{O}_4$

Q. Match the compounds given in column I with the hybridisation and shape given in column II and mark the correct option.
$\begin{array}{cccc}& ColumnI& & ColumnII\\ \left(A\right)& Xe{F}_6& \left(i\right)& distortedoctahedral\\ \left(B\right)& Xe{O}_3& \left(ii\right)& squareplanar\\ \left(C\right)& XeO{F}_4& \left(iii\right)& pyramidal\\ \left(D\right)& Xe{F}_4& \left(iv\right)& Squarepyramidal\end{array}$

1. a - (iv); b - (iii); c - (i); d - (ii)
2. a - (iv); b - (i); c - (ii); d - (iii)
3. a - (i); b - (iii); c - (iv); d - (ii)
4. a - (i); b - (ii); c - (iv); d - (iii)

Q. Bismuth chloride on hydrolysis forms a white ppt of

1. Bismuth hydroxide
2. Bismuth oxide
3. Bismuth oxy chloride
4. Bismuth

Q. Which of the following species is not isostructural with $SiC{l}_4$?

1. $N{H}_4^{+}$
2. $SC{l}_4$
3. $S{O}_4^{2-}$
4. $P{O}_4^{3-}$

Q. The shape and geometry of $Xe{F}_4$ are respectively:

1. Square planar and octahedral
2. tetrahedral and pyramidal
3. Square planar and trigonal bipyramidal
4. See - saw and trigonal planar

Q. The shape of ${NH}_3$ molecule is:

1. tetrahedral
2. triagonal planar
3. trigonal pyramidal
4. linear

Q. Which of the following can be termed as oxyfluorides of Xenon?

1. $XeO{F}_2$
2. $XeO{F}_4$
3. $O{F}_2$
4. $Xe{O}_2{F}_2$

Q. Under ambient conditions, the total number of gases released as products in the final step of the reaction scheme shown below is:

1. 0
2. 1
3. 2
4. 3

Q. Xenon Fluorides are best stored in quartz containers – True or False?

1. True
2. False

Q.

What inspired N. Bartllett for carrying out reaction between Xe and $Pt{F}_6$ ?

Q. Which of the following pairs of compounds has same number of valence electrons and also isostructural ?

1. $I{F}_3,Xe{F}_2$
2. $BeC{l}_2,Xe{F}_2$
3. $Te{I}_2,Xe{F}_2$
4. $IB{r}_2^{-},Xe{F}_2$

Q. Which of the following are true for radius ratio $\left(\frac{r^{+}}{r^{-}}\right)$?

1. i and ii
   
2. i and iii
   
3. i, ii, iii and iv
   
4. iii, iv
   

Q. Which of the following is correct regarding xenon fluorides?

1. They are readily hydrolysed even by traces of water
2. They are formed based on $Xe/F_2$ ratio
3. They are powerful fluorinating agents
4. All of the above

Q. Molecule obtained by $s{p}^3{d}^2$ hybridization has bond angle of

1. 
2. 
3. 
4. 

Q. What is the hybridisation state of xenon in $XeO{F}_4$?

1. $s{p}^3$
2. $s{p}^{3}d$
3. $s{p}^3{d}^2$
4. $s{p}^3{d}^3$

Q. How many lone pairs are present in the structure of $Xe{O}_2{F}_2$?

1. 2
2. 0
3. 3
4. 1

Q. In which of the following compounds, the Fluorine atoms are placed axially in a trigonal bipyramidal geometry?

1. $XeO{F}_2$
2. $XeO{F}_4$
3. $Xe{F}_2$
4. $Xe{O}_2{F}_2$

Q.

Number of lone pairs of electrons present in XeF₂ molecule is -

1. 5
2. 4
3. 6
4. 3

Q. $Xe{F}_6$ on hydrolysis gives :

1. $XeO{F}_4$
2. $Xe{O}_2{F}_2$
3. $Xe{O}_3$
4. $Xe{O}_4$

Q.

List - I	List - II
a)$Ar{\stackrel{+}{N}}_2{X}^{-}\underset{HBr}{\overset{CuBr}{\to }}$	1)ArF
b)$Ar{\stackrel{+}{N}}_2{X}^{-}\underset{\Delta }{\overset{HB{F}_4}{\to }}$	2)ArH
c)$Ar{\stackrel{+}{N}}_2{X}^{-}\stackrel{C_2{H}_{5}OH}{\to }$	3)ArOH
d)$Ar{\stackrel{+}{N}}_2{X}^{-}\stackrel{H_{2}O}{\to }$	4)ArBr

1. $a-4,b-1,c-2,d-3$
2. $a-1,b-2,c-3,d-4$
3. $a-2,b-3,c-4,d-1$
4. $a-3,b-4,c-1,d-2$

Q. The shape and geometry of $Xe{F}_4$ are respectively:

1. Square planar and octahedral
2. tetrahedral and pyramidal
3. Square planar and trigonal bipyramidal
4. See - saw and trigonal planar

Q. Which of the following can be termed as oxyfluorides of Xenon?

1. 
2. 
3. 
4. 

Q. In which of the following compounds, the Fluorine atoms are placed axially in a trigonal bipyramidal geometry?

1. 
2. 
3. 
4. 

Q. Which of the following can be termed as oxyfluorides of Xenon?

1. 
2. 
3. 
4. 

Q. Match the following:
$\begin{array}{cccc}& \text{Column I}& & \text{Column II}\\ \text{a.}& POC{l}_3& 1.& \text{Oxyacid formed during hydrolysis}\\ & & & \text{undergoes a tautomeric change}\\ \text{b.}& SO{F}_2& 2.& \text{Oxidation state of the central atom does}\\ & & & \text{not change during hydrolysis}\\ \text{c.}& XeO{F}_4& 3.& \text{Complete as well as partial hydrolysis is}\\ & & & \text{possible}\\ \text{d.}& H_2{S}_2{O}_8& 4.& \text{Hydrolysed product reacts with glass}\\ & & 5.& \text{Hybridization of the central atom in the}\\ & & & \text{final product remains the same as the}\\ & & & \text{substrate on hydrolysis}\end{array}$

1. a - 2, 5
   b - 1, 2, 4, 5
   c - 2, 3, 4
   d - 2, 3, 5
2. a - 2, 3, 4
   b - 2, 3, 5
   c - 2, 5
   d - 1, 2, 4, 5
3. a - 1, 2, 4, 5
   b - 2, 5
   c - 2, 3, 5
   d - 2, 3, 4
4. a - 2, 3, 5
   b - 2, 3, 4
   c - 1, 2, 4, 5
   d - 2, 5

Q. A xenon compound ‘A’ upon partial hydrolysis gives $Xe{O}_2{F}_2$. The number of lone pairs of electrons present in compound A is ______. (Round off to the Nearest Integer).