Top answers

What is the definition of a H-Bond?

A H-bond is an attraction between molecules. It is therefore an intermolecular force, and in fact one of the strongest. Molecules which exhibit H-bonding must contain a hydrogen that is directly bonded to a ...
OM
Answered by Oliver M. • Chemistry tutor
2361 Views

Why does Phosphorus have a higher melting point than Chlorine?

Phosphorus exists as P 4 and chlorine as Cl 2 so elemental phosphorus is a bigger molecule than chlorine. Neither of these molecules has a dipole so both have only induced dipole-dipole (or Van Der Waal's) f...
RS
Answered by Rory S. • Chemistry tutor
21967 Views

Describe how you could form ethyl ethanoate using only ethanol as the starting material. Include all relevant reagents and conditions.

To perform the esterification, we are going to need to react a carboxylic acid with an alcohol (in this case). We already have the correct alcohol: ethanol. Therefore to get ethanoic acid we must oxidise eth...
CM
Answered by Callum M. • Chemistry tutor
7103 Views

Explain the difference in reactivity between benzene and phenol with bromine?

Phenol reacts with bromine at room temperature with no catalyst as the hydroxyl group activates the ring by donating a pi electron. This donated electron increases the electron density of the ring hence allo...
RL
Answered by Reece L. • Chemistry tutor
11453 Views

What are the properties of ionic compounds?

As you may know, ionic compounds are composed of electrostatic forces of attraction between oppositely charged ions. This means that there are no free moving ions in the compound, as they have all been bonde...
SH
Answered by Shan H. • Chemistry tutor
3546 Views