P2 June 2017 Q10 Part of a series looking at past AQA A-level Chemistry questions with a focus on better performance in examinations. If...

P2 June 2017 Q6 Part of a series looking at past AQA A-level Chemistry questions with a focus on better performance in examinations. If...

P2 June 2017 Q5 Part of a series looking at past AQA A-level Chemistry questions with a focus on better performance in examinations. If...

P2 June 2017 Q4 Part of a series looking at past AQA A-level Chemistry questions with a focus on better performance in examinations. If...

P2 June 2017 Q2&3 Part of a series looking at past AQA A-level Chemistry questions with a focus on better performance in examinations....

P2 June 2017 Q1 Hi there... This is the first post in a series looking at past AQA A-level Chemistry questions. I wanted to go beyond the...

In this article, the relationship between the lattice enthalpy, enthalpy of solution and hydration enthalpy is reviewed for those studying A

For the following, let AB represent a compound * ‘The energy change when…’ Lattice Enthalpy *… 1 mole of an ionic compound is formed from...

Atomic Radii Given that atoms and ions are subject to different environments and forces, it is difficult to assign atomic/ionic radii -...

There are several ways to find the equation for a quadratic sequence - I have found the following to be the best. Quadratic sequences...

In ‘trial & improvement’ questions, there are steps you can use to guarantee full marks. The idea is to gradually zero in on a reasonable...

Over the years, I have tried different strategies to help students balance chemical equations. I've found a number of students want to...