Question

are compound, atoms, elements, particals and all same
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Answer 1

Answer:

An atom is a particle of matter that characterizes a chemical element. ... A compound is a substance that is made up of two or more different elements that are chemically joined, such as H2O,CO,NaCl . Note: All compounds are molecules, but not all molecules are compounds

Answer 2

Answer:

An atom is a particle of matter that characterizes a chemical element. ... A compound is a substance that is made up of two or more different elements that are chemically joined, such as H2O,CO,NaCl . Note: All compounds are molecules, but not all molecules are compounds.