sp3 Hybridisation

Q. In which of the following molecules, central atom is $s{p}^3$ hybridised?

1. $PC{l}_3,BC{l}_3,NC{l}_3$
2. $SnC{l}_4,SC{l}_4,CC{l}_4$
3. $N{H}_4^{+},PC{l}_3,BC{l}_3$
4. $N{H}_2^{-},PC{l}_3,N{H}^{2-}$

Q. Identify the correct statements regarding structure of diborane

1. There are two bridging hydrogen atoms.
2. Each boron atom forms four bonds
3. All hydrogen atoms are not in same plane
4. Each boron atom is in $s{p}^3$ hybridized state

Q. When $B{F}_3$ is treated with $N{H}_3$,

1. Hybridization of $N$ is changed
2. Hybridization of $B$ is changed
3. Hybridization of both $N$ and $B$ are changed
4. Cannot predict

Q. Bond angles in $H_{2}O$ and $BeC{l}_2$ respectively are:

1. ${109.5}^o,{180}^o$
2. ${104.5}^o,{180}^o$
3. ${180}^o,{109.5}^o$
4. ${109.5}^o,{109.5}^o$

Q.

Which of the following sets of orbitals is arranged in order of increasing energy?

1. 3d < 4s < 4p < 5s < 4d

2. 4s < 3d < 4p < 5s < 4d

3. 4s < 3d < 4p < 5s < 4d

4. 3d < 4s < 4p < 4d < 5s

Q. 14. How to find the hybridization of Agcl2- using concept of orbitals?My query is that there are d orbitals in Ag but not p so how to know?

Q.

In methane molecule, the hydrogen atoms around carbon are arranged as

1. Square planar

2. Tetrahedral

3. Triangular

4. Triangular

Q.

The hybridized orbitals have:

1. Equivalent energies and identical shapes

2. Different energies and identical shapes

3. Equivalent energies and different shapes

4. Different energies and different shapes

Q.

The type of hybrid orbitals used by the chlorine atom in $Cl{O}_2^{-}$ is

1. None of these

2. sp3

3. sp²

4. sp

Q.

Hybridization of central atom in $N{F}_3$ is:

1. 

2. 

3. 

4. 

Q. Which hybrid orbitals are used by carbon atoms in the following molecules?

Q. Hybridization of central atom in $N{F}_3$ is .

1. ${sp}^2$
2. $sp$
3. ${sp}^3$

Q.

The percentage of s character in sp³ hybridized orbital is:

1. 35%

2. 50%

3. 30%

4. 25%

Q. The sum of $p$ orbitals involved in the hybridisation of $N{H}_3$ and $B{F}_3$ molecules are:

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

Q. Among the following which one is linear?

1. 

2. 

3. 

4. 

Q. Consider the following molecules: $N_2,{Cl}_2,{NH}_3,O_2$

1. $O_2$
2. ${Cl}_2$
3. $N_2$
4. ${NH}_3$

Q. What is meant by hybridisation of atomic orbitals? Describe the shapes of $sp$, $s{p}^2$, $s{p}^3$ hybrid orbitals :

Q. which of the following orbitals are degenrate 3dxy, 3s, 3dz square, 3py

Q. The number of three centre two electron bonds in a molecule of diborane is:

1. zero
2. two
3. four
4. six

Q. If $2s,2p_x,2p_y,2p_z$ orbitals are hybridized, then the number of hybrid orbitals will be ______.

1. one
2. two
3. three
4. four

Q. $H_{3}P{O}_3$ can be represented by structures 1 and 2 shown above. Can these two structures be taken as the canonical forms of the resonance hybrid representing $H_{3}P{O}_3$ ? If not, give reasons for the same.

Q. What do you understand by (a) inert pair effect (b) allotropy and (c) catenation?

Q.

s - character in ${sp}^3$ hybridization is

1. 

2. 

3. 

4. None of these

Q.

Hybridization of central atom in $N{F}_3$ is:

1. ${sp}^3$

2. $sp$

3. ${sp}^2$

4. ${dsp}^2$

Q. What is the structure associated with $PB{r}_5$ in ionic solid state?

1. Trigonal bipyramidal
2. Tetrahedral
3. Octahedral
4. Both $\left(b\right)$ and $\left(c\right)$

Q. What is the structure associated with $PB{r}_5$ in ionic solid state?

1. Trigonal bipyramidal
2. Tetrahedral
3. Octahedral
4. Both $\left(b\right)$ and $\left(c\right)$

Q. What is the hybridization of sulphur in its crown ring structure?

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

Q. Which of the following is incorrect statement regarding compound $C{l}_2{O}_6$?

1. In covalent (gaseous) state, each $Cl$ atom has a hybridisation of $s{p}^3$ in $C{l}_2{O}_6$
2. $C{l}_2{O}_6$ exists as $Cl{O}_2^{+}$ and $Cl{O}_4^{-}$ in ionic form
3. In ionic form of $C{l}_2{O}_6$, hybridisation of $Cl$ atoms is $s{p}^2$ and $s{p}^3$
4. In ionic form of $C{l}_2{O}_6$, hybridisation of both the $Cl$ atoms is $s{p}^3$

Q. The hybridization present in $C{H}_4,C_2{H}_6,and{C}_2{H}_4$ are respectively:

1. sp³, sp², sp²
2. sp², sp², sp²
3. sp³, sp³, sp²
4. sp³, sp², sp

Q. The sum of all $s{p}^3,s{p}^2$ and $sp$ units present in solid $PC{l}_5$ , solid $PB{r}_5$ and solid $N_2{O}_5$ are:

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