Shapes of the Molecules Based on VSEPRT

Q. The shape of the molecule with two lone pairs and two bond pairs will be ________.

1. V shape
2. trigonal pyramidal
3. tetrahedral
4. linear

Q. The shape of the molecule with four bond pairs and no lone pairs will be ___________.

1. V shape
2. trigonal pyramidal
3. tetrahedral
4. linear

Q. Draw the structure of ammonia and give the reason for alkaline nature of aqueous ammonia.

Q. Atomic orbitals of comparable energy undergo hybridisation.

1. energy
2. shape
3. mass

Q. Which of the following will be the shape of the molecule $A{X}_2$, if there are two bond pair and zero lone pair at the central atom?

1. Triagonal planar
2. Linear
3. Pyramidal
4. Tetrahedral

Q.

What is the weakest kind of bond?

Q. Match the molecules with their correct geometry.

1. Linear
2. Tetrahedral
3. Trigonal planar

Q. Which set shows inert pair effect?

1. $Fe,Co,Ni$
2. $B,Al,Ga$
3. $Ge,Sn,Pb$
4. $He,Ne,Ar$

Q.

What is the relation between ${\mathrm{C}}_2{\mathrm{H}}_4$ and ${\mathrm{C}}_3{\mathrm{H}}_6$?

Q. The geometry of ${\text{BeCl}}_2$ is linear.

1. True
2. False

Q.

Discuss the shape of the following molecules using the VSEPR model:
$BeC{l}_2,BC{l}_3,SiC{l}_4,As{F}_5,H_{2}S,P{H}_3$

Q. Choose the correct pairs of the shapes of the molecule and the corresponding bond angles.

1. Linear
2. Tetrahedral
3. Trigonal Planar
4. ${\text{120}}^o$
5. ${\text{109.5}}^o$
6. ${\text{180}}^o$

Q. How many lone pairs of electrons are there in oxygen molecule?

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

Q. Dative bond will not be formed in :

1. $B{F}_3$
2. $N_{2}O$
3. $BC{l}_3$
4. $B_3{N}_3{H}_6$