Top answers

Chemistry
A Level

How do mass spectrometers measure the mass of a compound?

Mass spectrometry is a method of identifying the molecular mass of compounds by measuring its mass to charge ratio. Methods vary depending on the molecules being analysed, th...

Answered by Eduardo S. Chemistry tutor
3124 Views

Explain electrophilic aromatic substitution?

Electrophilic aromatic substitution (SEAr) is an organic reaction in which an atom that is attached to an aromatic system (usually hydrogen) is replaced by ...

Answered by Dafydd J. Chemistry tutor
3478 Views

Why is phenylamine a weaker organic base than ethylamine?

Phenylamine contains a phenyl group attached to the amine. Phenyl groups have a delocalised system of electrons as a result of p orbitals from the 6 adjacent carbon atoms overlapping and "merging&quo...

Answered by Adam W. Chemistry tutor
30864 Views

In terms of reaction mechanisms, what exactly is the rate-determining step?

The easiest way to visualise this is to imagine a line of four dinner ladies serving you different parts of a school meal e.g. the first peas, the second mash potatoes, the third chicken and the fourth gr...

Answered by Adam W. Chemistry tutor
3188 Views

What are the different forms of elemental carbon?

Carbon can be found in different forms, with different structures and bonding.

Graphite is a structure in which each carbon atom is bonded to three other carbon atoms, to...

Answered by Eleanor M. Chemistry tutor
6644 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