Multiple Choice Questions
Q1. The shape and geometry of [XeF3]+ respectively is
(a) TBP and T-shape
(b) T-shape and TBP
(c) TBP and See-Saw
(d) See-Saw and TBP
Answer: (b)
Q2. The molecule with biggest bond angle is
(a) NH3
(b) NF3
(c) H3O+
(d) NH4+
Answer: (d)
Q3. What will be the basicity of acid formed by hydrolysis of AsX3 and P2X4?
(a) 3 and 2
(b) 2 and 3
(c) 3 and 4
(d) 2 and 4
Answer: (a)
Q4. Number of vertices, edges and faces in pentagonal bipyramidal geometry are respectively
(a) 7, 15, 10
(b) 7, 10, 15
(c) 7, 10, 12
(d) 5, 10, 15
Answer: (a)
Q5. How many molecules/ions in the following have two lone pairs in the central atom according to VSEPR theory?
SF4, BF4-, XeF4, ICl4-
(a) 2
(b) 3
(c) 4
(d) 0
Answer: (a)
Q6. In water, ammonia and methane molecules
(a) Bond angles are same
(b) Bond distances are same
(c) Hybridizations are same
(d) Shapes are same
Answer: (c)
Q7. According to the VSEPR theory, molecule/ion having ideal tetrahedral shape is
(a) SF4
(b) SO42-
(c) S2Cl2
(d) SO2Cl2
Answer: (b)
Q8. Among the following pairs, those in which both the species have similar structures are
(A) N3-, XeF2
(B) [ICl4]-, [PtCl4]2-
(C) [ClF2]+, [ICl2]-
(D) XeO3, SO3
(a) A and B only
(b) A and C only
(c) A, B and C
(d) B, C and D
Answer: (a)
Q9. Match list I compounds with list II structures and select the correct answers using the codes below.
List I List II
(A) XeO4 (I) Square Planar
(B) BrF4- (II) Tetrahedral
(C) SeCl4 (III) Distorted Octahedral
(a) (A-II) (B-III) (C-I)
(b) (A-III) (B-I) (C-II)
(c) (A-II) (B-I) (C-III)
(d) (A-I) (B-II) (C-III)
Answer: (c)
Q10. Total number of lone pairs of electrons in I3- is
(a) 0
(b) 3
(c) 6
(d) 9
Answer: (d)
Q11. Which among CO32-, SO3, XeO3 and NO3- have planar structure?
(a) CO32-, SO3, XeO3
(b) SO3, XeO3, NO3-
(c) CO32-, XeO3, NO3-
(d) CO32-, SO3, NO3-
Answer: (a)
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