Organic chemistry is concerned with the compounds of the element carbon. Here we introduce the basic principles of this huge topic.
most salts are crystalline ionic compounds
2.34 Defining salts Common "table" salt ( so...
Fireworks get their colours from the metal cations in them
2.45 - 2.46 Up in flames Fireworks produce a...
most salts are crystalline ionic compounds
Defining salts Common "table" salt ( sodium ...
The pH of everyday substances and their pH values can be found using universal indicator
Acids and alkalis are all around us; many everyday...
three of the halogens: chlorine (a green gas), bromine (a orange brown liquid), iodine (a grey solid)
Introduction Group 17 ( used to be group 7)&...
Sodium metal tarnishes rapidly in the air
A vertical column the periodic table is known as a...