Identify the isostructural pairs from the following species: $NF_3, NO_3^-, BF_3, H_3O^+, HN_3$

  • A
    $[NF_3, NO_3^-]; [BF_3, H_3O^+]$
  • B
    $NF_3, HN_3; [NO_3^-, BF_3]$
  • C
    $[NF_3, H_3O^+]; [NO_3^-, BF_3]$
  • D
    $[NF_3, H_3O^+]; HN_3, BF_3$

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Match List-$I$ with List-$II$ :
List-$I$List-$II$
$a. NH_3$$i$. Square pyramidal
$b. ClF_3$$ii$. Trigonal bipyramidal
$c. PCl_5$$iii$. Trigonal pyramidal
$d. BrF_5$$iv$. $T$-shape

Choose the correct answer from the options given below :

What is the bond angle in $ClO_2$ (OClO) (in $^{\circ}$)?

In $PCl_{5}$ molecule,the angle $Cl-P-Cl$ present in a plane is equal to (in $^{\circ}$)

Based on the $VSEPR$ model,match the xenon compounds given in List-$I$ with the corresponding geometries and the number of lone pairs on xenon given in List-$II$ and choose the correct option.
List-$I$List-$II$
$(P)$ $XeF_2$$(5)$ Trigonal bipyramidal and three lone pairs of electrons
$(Q)$ $XeF_4$$(3)$ Square planar and two lone pairs of electrons
$(R)$ $XeO_3$$(2)$ Pyramidal and one lone pair of electrons
$(S)$ $XeO_3F_2$$(4)$ Trigonal bipyramidal and no lone pairs of electrons

Which of the following is not correctly matched$:-$

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