What is an isomer?

Isomers are molecules which have the same molceular formula but have a different arrangement of atoms in space. This does not include when molecules have been rotated as their arrangment of atoms is still the same.

AN

Related Chemistry A Level answers

All answers ▸

The pH of pure water can vary depending on the temperature it is held at. Does that mean pure water can be acidic or alkaline?


Explain why potassium has a greater first ionisation energy than rubidium.


What would the ideal conditions for the Haber process (nitrogen + hydrogen to ammonia) be? Why are the ideal conditions not used in industry?


Draw [Cu(H2O)6]2+ and explain why is it blue in colour.