Logged out
Access All our Essays in an Instant
Swap your work for FREE access, or pay £4.99 for instant access
How did Chemistry begin?
Member rating: No Rating | Words: | Submitted: Wed Oct 20 2004
Page Preview
On the left is an image preview of every page of this document, and below are the first 150 words with formatting removed:
How did Chemistry begin? Alchemists The alchemists of the 16th and 17th century tried to change one substance into another for the society including changing 'base metals' such as lead into gold. They also discovered arsenic and zinc and others Robert Boyle Robert Boyle was the first to define an element. Priestly and Lavoisier Joseph Priestly was an English chemist - by collecting gas produced when mercury (II) oxide is decomposed by heating, and thus being the first person to isolate elemental oxygen. Antoine Lavoisier was investigating the oxidation of mercury in air. Lavoisier measured the mass of reactants and products in the reaction. He demonstrated that oxygen was the component of air responsible for the apparent increase in mass observed in combustion reactions. Lavoisier's contributed to the Law of Conservation of mass. Davy When the electrochemical cell had only just been invented, Davy began to experiment with electrolysis. Using a battery made from alternating zinc and...
Get instant access
- Instant, unlimited access to our documents in full
- Swap your work for free access, or pay £4.99
- To see the full version of this document and 147,231 others
Receive email updates for this category
- Simply tell us your email address and receive a weekly Study Help Email for FREE
- Receive 3 FREE essay views with each email
- Get all the latest essays from Coursework.Info & discussion from TheStudentRoom.co.uk
