substances that cannot be broken down chemically into other substances are
This is called an element.
To be pure, it has to be only one element.
None gold is an element which can not be broken down into smaller substances.
element
element?
Not: atoms The answer is an element
All elements are pure substances.
A one element substance is a pure substance. It is not mixed physically or chemically with other substances or elements.
no
how doesn the position of the element in the perriodic table effect the way it is processed from one to pure substances
If it is an element, then by definition there is nothing else present.
Calcium is itself an element. Elements do not contain other substances.
substances that cannot be broken down chemically into other substances are
No
does not include other substances
Mercury is a chemical element.