Table of Contents
- 1 What is the bond angle of BBr3?
- 2 Why bond angle of BF3 and BCl3 are same?
- 3 What is the bond angle in a BF3 molecule?
- 4 How many orbitals does BBr3?
- 5 Does BCl3 have equal bond length?
- 6 Which of the three BF3 BCl3 and BBr3 is a weakest Lewis acid?
- 7 Which bond angle is 90 degrees?
- 8 Which of the following species has bond order of 3?
What is the bond angle of BBr3?
Molecular Geometry Notation for BBr3 Molecule :
| Name of Molecule | Boron tribromide |
|---|---|
| Electron geometry of BBr3 | Trigonal planar |
| Hybridization of BBr3 | sp2 |
| Bond angle (Br-B-Br) | 120º degree |
| Total Valence electron for BBr3 | 24 |
Why bond angle of BF3 and BCl3 are same?
Fluorine atoms also belong to the group of halogens (group 17), which requires only one electron to complete its octet. Hence, the chlorine forms a single bond with the boron atom. The trigonal planar has \[{{120}^{\circ }}\] bond angle around the central atom. Hence the bond angle is the same in both cases.
Which one of BF3 BCl3 BBr3 and BI3 is a better Lewis acid?
This bond decreases the boron atom’s electron deficiency, and its Lewis acid character diminishes. The bonding tendency in \[B{F_3}\]is optimum and decreases from \[B{F_3}\]to \[B{I_3}\]. Thus \[B{I_3}\]behaves as a Lewis acid which is strongest. Therefore, option D is the right answer.
What is the bond angle in a BF3 molecule?
120°
Boron trifluoride bonding. The geometry of the BF 3 molecule is called trigonal planar (see Figure 5). The fluorine atoms are positioned at the vertices of an equilateral triangle. The F-B-F angle is 120° and all four atoms lie in the same plane.
How many orbitals does BBr3?
two atomic orbitals. three hybrid orbitals. four hybrid orbitals.
What is the bond length of BCl3?
175pm
BCl3 is a trigonal planar molecule like the other boron trihalides, and has a bond length of 175pm.
Does BCl3 have equal bond length?
The correct answer is b. In ClF3 all bonds are not equal due to trigonal-bipyramidal (sp^3d − hybridisation) geometry of ClF3 molecule.
Which of the three BF3 BCl3 and BBr3 is a weakest Lewis acid?
As the size of halogen atom increases, the acidic strength of boron halides increases. Thus, BF3 is the weakest Lewis acid.
Which of the following is the best order of Lewis acid strength of BF3 BCl3 and BBr3?
BCl3.
Which bond angle is 90 degrees?
Octahedral
Octahedral: Octa- signifies eight, and -hedral relates to a face of a solid, so “octahedral” means “having eight faces”. The bond angle is 90 degrees. For example, sulfur hexafluoride (SF6) is an octahedral molecule.
Which of the following species has bond order of 3?
Bond order is the number of chemical bonds between a pair of atoms and indicates the stability of a bond. For example, in diatomic nitrogen, N≡N, the bond order is 3; in acetylene, H−C≡C−H, the carbon-carbon bond order is also 3, and the C−H bond order is 1.