A group (also known as a family) is a vertical column in the periodic table of elements.
The alkali metals – Group I
- Very reactive soft metals.
- Increases in reactivity down the group.
- They have low densities.
- They react... (More)
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LC ChemistryNotes
LC Chemistry
Organic chemistry is the chemistry of carbon containing compounds.
A hydrocarbon is a substance that contains only carbon and hydrogen.
There are three main hydrocarbons on the course – alkanes, alkenes and alkynes.
A homologous series is... (More)
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LC Chemistry
Tetrahedral carbon compounds
In saturated organic compounds, all of the carbon atoms are tetrahedral.
Chloroalkanes
- A chloroalkane is an alkane in which one or more hydrogen atoms are replaced with chlorine atoms.
- Chloroform (
- ) is an example... (More)
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LC ChemistryEthyne gas is prepared by the reaction of water with calcium carbide (CaC2). Ethyne gas is a colourless gas.
Main Chemicals required
- Calcium Carbide (CaC2) [also known as calcium dicarbide] – A white/gray solid
- Acidified copper (II) sulfate... (More)
