Flashcards
Atoms
Flashcards do conjunto (10)
- 1what is an atomThe fundamental building blocks of all things
- 2what is a atomic numberthe number of protons in a nucleus
- 3what is a compounda pure substance made up of 2 or more different types of atoms
- 4what is used to look at an atoma scanning tunnelling microscope (stm)
- 5how many known atoms are therethere is 118 atoms that are known
- 6how many atoms are found naturally on earth91 are found naturally on earth
- 7how many atoms are made in a laboratory27 types are made in a laboratory
- 8what is a moleculea cluster of atoms
- 9what is an elementa substance made up of just one type of atom
- 10what is the nucleusprotons and neutrons sitting in the centre of an atom
Informações
- Descrição
- FlashCards sobre Atoms, criado por Ammaar Anwary em 15-04-2016.
- Criado por
- Ammaar Anwary
- Visualizações
- 6
- Avaliação