Top answers

Chemistry
All levels

In order for a chemical reaction to occur the particles must...

Collide, in the right orientation, with sufficient energy (more than the activation energy barrier)

NK
Answered by Neringa K. Chemistry tutor
3672 Views

What is a Lewis acid?

Electron pair donor

TO
Answered by Tamara O. Chemistry tutor
3105 Views

What are the 3 main variables within a scientific experiment?

• The independent variable is what you change throughout the experiment. Some examples of this may be temperature, pH, light levels or time. • The dependent variable is what is being measured. This is exp...

RY
Answered by Rachael Y. Chemistry tutor
20831 Views

Why does an atom have no overall charge?

In an atom, protons have a +1 charge. Electrons that orbit the nucleus have a -1 charge, the number of electrons equals the number of protons so the charges cancel.

MR
Answered by Martin R. Chemistry tutor
2939 Views

Why is Kekule's benzene structure an inaccurate representation of the molecule?

Firstly all of benzene's bonds are the same length and therefore there cannot be both double bonds and single bonds in the molecule. Secondly the bond angles are all the same as well which would not be th...

PM
Answered by Patrick M. Chemistry tutor
23535 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning