Respuesta :

They are similar because they are both pure substances but they are different because compounds have two or more different types of atoms while elements have the same exact type of atoms.

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samueladesida43
  • The three elements are as follows: O2, Cl2 and Mg
  • The three compounds are as follows: NaCl, CaCO3, and MgCl2

WHAT ARE ELEMENTS AND COMPOUNDS:

  • Elements are pure substances that contain only one type of atom while a compound contains more than one atom chemically bonded.

  • Elements can be made up of two same atoms to make a molecule as in O2, Cl2 or can be made up of only one atom as in Pb, Mg.

  • Compounds are as follows CaCO3, NaCl, MgCl2, LiCl2 etc.

Learn more about elements and compounds at: https://brainly.com/question/184321

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