Difference between revisions of "General Formula"
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:[https://www.amazon.co.uk/gp/product/0008158762/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158762&linkCode=as2&tag=nrjc-21&linkId=a0fffa35b3ea49a63404f6704e0df7cc ''Formula, formulae, pages 17, 98-9, 106, GCSE Chemistry; Student Book, Collins, AQA ''] | :[https://www.amazon.co.uk/gp/product/0008158762/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158762&linkCode=as2&tag=nrjc-21&linkId=a0fffa35b3ea49a63404f6704e0df7cc ''Formula, formulae, pages 17, 98-9, 106, GCSE Chemistry; Student Book, Collins, AQA ''] | ||
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| + | :[https://www.amazon.co.uk/gp/product/1292120193/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120193&linkCode=as2&tag=nrjc-21&linkId=572df39392fb4200db8391d98ae6314e ''General formulae, page 269, GCSE Combined Science, Pearson Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1292120215/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120215&linkCode=as2&tag=nrjc-21&linkId=8f96ddb76196848bafdb124354e4cf77 ''General formulae, pages 155, 172, GCSE Chemistry, Pearson, Edexcel ''] | ||
Latest revision as of 12:16, 20 November 2019
Contents
Key Stage 4
Meaning
A general formula is a way to represent the the ratio of atoms in a homologous series.
About General Fromulae
- General formulae allow Chemists to predict the number of one type of atom in a compound using the number of another atom.
The general formulae you should know:
- Alkanes - CnH2n+2
- Alkenes - CnH2n
- Alcohols - CnH2n+2O
- Carboxylic Acids - CnH2nO2