Flashcards
Sem título
Flashcards do conjunto (6)
- 1Atoms in matterAtoms make up everything around you but are so small that they cannot be seen with even the most powerful optical microscope.
- 2The atomic theory of matterScientists proposed of atoms long before STMs were invented.
- 3Types of atomsAlthough there are countless type of matter, there are only 117 known types of atoms.
- 4Inside atomsAll atoms are different. When you put many gold atoms together, you get a nugget of gold that is heavy, metallic and solid.
- 5Atomic number and mass numberThe number of protons in the nucleus determines what type of atom it is and what element it belongs to.
- 6Electrons shellseven the electrons cloud that surrounds the nucleus has structure.
Informações
- Descrição
- FlashCards sobre Sem título, criado por xorcaloverx em 10-05-2016.
- Criado por
- xorcaloverx
- Visualizações
- 8
- Avaliação