what are elements? gives example of one element?
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an element is a pure substance consisting only of atoms that all have the same numbers of protons in their atomic nuclei. Unlike chemical compounds, chemical elements cannot be broken down into simpler substances by chemical means
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Elements are substances that are made from one type of atom. An element cannot be broken down into any other substance. There are 92 naturally occurring elements and everything in the universe is made from these basic building blocks. Common examples include carbon, sulfur, oxygen, iron, copper, aluminium.
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