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Update Unit 1: Chemistry.md

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James Su 2019-09-11 21:39:54 +00:00
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Grade 10/Science/SNC2DZ/Unit 1: Chemistry.md
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- Matter - has mass, takes up space.
- fundamental unit -> ATOMS
- One `formula unit` - repeating strucure in an ionic compound taht has the simplest ratio of ions in the compound
## Atoms
- Atoms are the smallest unit of an element that still retains its properties
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- They tend to lose electrons
- They are shiny, ductile, malleable, conductive
- They have a weak/loose hold on electrons
- Most metals are considered to be multi-metals
- can form ions of differing charges
- add roman numerals to the ions name to indicate its charge, for example, iron($`III`$) oxide.
## Non-Metals
- They are dull, bad conductors - insulators
- Tend to gain electrons
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|Bromide|Telluride|
|Iodide|Astitide|
## Chemical Nomenclature
- Naming and writing chemical formuals
- According to IUPAC
- Direct relationship beween chemical name and chemical structure
|Formula|Name|
|:------|:---|
|$`NaCl`$|Sodium chloride|
|$`K_3P`$|Potassium phosphide|
|$`Mg_3P_2`$|Magnesium phosphide|