2. Write the difference between element and compound. Write two examples of each.
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A compound contains atoms of different elements chemically combined together in a fixed ratio. An element is a pure chemical substance made of same type of atom. ... Compounds contain different elements in a fixed ratio arranged in a defined manner through chemical bonds. They contain only one type of molecule
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Elements :An element is a pure chemical substance made of same type of atom. ... Examples of elements include oxygen, hydrogen, sodium, chlorine, lead, iron. A compound contains atoms of different elements chemically combined together in a fixed ratio. Examples of compounds include water ( or hydrogen oxide ) H2O; and Sodium Chloride, NaCl.
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