Flashcards
Atoms2
Cards in this deck (20)
- 1What is an atom?Building block of all things in the universe.
- 2How do scientists see atoms?By looking at an STM
- 3WHat is the atomic theory of matter?Yhey are theories of properties of matter.
- 4WHat is a scientific model?A way of explaining something scientifically.
- 5What was one of the things that the Dalton's Atomic theory of matter propose?All matter consists of atom.
- 6WHo was Jon Dalton?He was the man who came up with the stomic theory of matter.
- 7How many types of atoms are there?118
- 8What does each atom havesubatomic particles
- 9Where is tje proton located?Nucleus
- 10Where is the neutron located?Necleus
- 11Electron?Electron clouds
- 12What determines what type of atom it is?Number of protons in nucleus.
- 13What is the overal charge of an atom and why?0 becaues +1-1=0
- 14What is the atomic number?No. of protons in nucleus
- 15What is the mass number?No. of protons & neutrons in nucleus
- 16How many protons are in sodium?11
- 17How many neutrons are in sodium?12
- 18How many electrons are in sodium?11
- 19What is the mass number of iron?56
- 20What is the atomic no. of iron26
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- Flashcards on Atoms2, created by afiq abdillah on 10/05/2016.
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- afiq abdillah
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