Bond length and bond angle (quant)

Thread starter riyam
Start date Mar 1, 2011
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Angle Bond Length

In summary, bond length refers to the distance between the nuclei of two bonded atoms and is influenced by attractive and repulsive forces. Generally, shorter bond lengths indicate stronger bonds, but the type of bond and atoms involved can also play a role. Factors such as the types of atoms, number of shared electrons, and the molecule's environment can affect bond length. Bond angle, on the other hand, refers to the angle between two adjacent bonds in a molecule and plays a crucial role in determining its shape. The arrangement of bonds and lone pairs, as determined by bond angles, determines the overall shape of the molecule.

Mar 1, 2011

riyam

I want to know about the "quant" value which is come with bond length and bond angle. if anybody knows please help me

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Mar 31, 2011

glkavi

I want to determine the Pt-Pt , Pt-Sn and Sn-Sn bond lengths in platinum tin alloys. I have done XRD and found the presence of PtSn , PtSn4 and PtSn2 alloys in my sample.

If anybody knows the answer please help me .

Thanks
Kavi

1. What is bond length?

Bond length refers to the distance between the nuclei of two bonded atoms. It is measured in picometers (pm) or angstroms (Å) and is determined by the balance between attractive and repulsive forces between the atoms.

2. How does bond length affect bond strength?

Generally, shorter bond lengths indicate stronger bonds. This is because shorter distances between nuclei result in stronger attractive forces and a lower potential energy between the atoms. However, the type of bond and the atoms involved can also play a role in determining bond strength.

3. What factors influence bond length?

The main factors that influence bond length are the types of atoms involved, the number of shared electrons, and the presence of any lone pairs of electrons. Additionally, bond length can be affected by the molecule's environment, such as the presence of other atoms or molecules.

4. What is bond angle?

Bond angle refers to the angle formed between two adjacent bonds in a molecule. It is measured in degrees and is determined by the arrangement of the atoms and the number of electron pairs in the molecule's central atom.

5. How does bond angle affect molecular shape?

Bond angle plays a crucial role in determining a molecule's shape. The arrangement of bonds and lone pairs around the central atom, as determined by bond angles, determines the overall shape of the molecule. For example, a molecule with four bonding pairs and no lone pairs will have a tetrahedral shape with bond angles of 109.5 degrees.