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The most important thing to remember at GCSE is clarity and confidence. When you first encounter your unseen text, it can be overwhelming, but it's important to remember that once you're in the exam, you ...

First off, you obviously need to understand these technical concepts in order to use them well. There are plenty of databases online that will define these words and give examples of their usage. But if y...

This question looks at the reaction:
Magnesium + Oxygen goes to Magnesium Oxide
Mg + O --> MgO
The first step is to calculate the moles of MgO produced using the mass in the question and...

The best method of answering this question would be to look at the energy of the ball at the moment it is thrown and at the moment it reaches its highest point.
When the ball is thrown, initially all...

When this reaction occurs, strong ionic bonds form between two oppositely charged particles (ions). 

Magnesium is a group II metal, and therefore has two electrons in it's highest energy ...