Classification of Non-Living Things
What are Non-Living Things?
Non-living things are those things that do not have life in them.
Examples of non-living things in our environment include metals and non-metals.
There are many nonliving things around us. Some examples include things like chairs, laptops, pens, bottles of coke, etc.
Classification of Non-Living Things:
1. An element is any substance, which cannot by any known chemical process be split into simpler forms, there are over hundred known elements, examples are oxygen, nitrogen, copper, etc.
2. A compound is a substance containing two or more elements chemically combined together e.g water (H2O – composed of two hydrogen (H) atoms & one oxygen (O) atom )
3. A mixture is a substance containing two or more constituents which can easily be separated by physical means e.g crude oil.
Generally, elements can be classified into metals and non-metals.
Examples of metals include iron, copper, aluminium, etc.
Examples of nonmetals include oxygen, helium, nitrogen, fluorine, etc.