Top answers

Chemistry
A Level

State the meaning of the term first ionisation energy

Energy (or enthalpy) needed to remove one electron from one atom.

Answered by Azobir E. Chemistry tutor
1607 Views

What is a transition metal complex?

A transition metal complex is a central metal ion (for example platinum) surrounded by ligands.  Ligands are ions or small molecules that donate a pair of electrons to the central metal ion and surround i...

Answered by Jessica B. Chemistry tutor
2293 Views

What is the electronic configuration for Sulphur?

So firstly, the first two columns in the periodic table are classed as the 's' group, the next 10 groups/columns, which are the transition metals are called the 'd' group, the last 6 colums are classified...

Answered by Mercy O. Chemistry tutor
19063 Views

Which liquid would you expect to have a higher boiling point, Bromine (Br2) or Iodine I2)? Explain your answer.

Correct answer: Iodine .  The asymetirc distribution of electrons leading to an instantaneous dipole would be greater for Iodine than Bormine as it has a higher number of electrons surrounding it's nucleu...

Answered by Jack W. Chemistry tutor
6264 Views

What stabilizes a carbocation in a nucleophilic substitution reactions?

Essentially, it is the adjacent atoms or groups attached to the central carbon atom which have the ability to stabilise or destabilise a carbocation. The formation of this carbocation is what determines t...

Answered by Alfie H. Chemistry tutor
2408 Views

We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences