Flashcards
chemistry 1
Flashcards do conjunto (19)
- 1what did Rutherford find outthe nucleus
- 2what did Chadwick find outthe neutrons
- 3what did Bohr find outCurrent developed model
- 4protons- where is it located?, mass?, charge?nucleus, 1, +1
- 5neutrons- where is it located?, mass?, charge?nucleus, 1, 0
- 6electrons- where is it located?, mass?, charge?outer shell, 1/2000, -1
- 7what's the atomic number?smallest number, number of protons and electrons in atom
- 8what's the mass number?largest, number of protons + neutrons
- 9how 2 work out neutrons?mass-atomic
- 10What is an isotope?is an element that has the same number of protons but different neutrons
- 11what's an atom?very small thing
- 12what's an element?single type of atom found in periodic table
- 13what's a compound?2 or more elements that are chemically bonded together
- 14what was Newlands periodic table like?in octaves and grouped by mass and put into patterns
- 15what was Mendeleev's periodic table like?grouped by mass, he left gaps to predict properties, similar patterns
- 16How many electrons in the group 1?1 electron in outer shell
- 17how many electrons in group 2?2 electrons in outer shell
- 18how many electrons in group 3?3 electrons in outer shell
- 19where do periods go?periods go across the periodic table and relate to the number of shells
Informações
- Descrição
- GCSE Chemistry FlashCards sobre chemistry 1, criado por Ellie Quick em 02-11-2020.
- Criado por
- Ellie Quick
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