physics -2

This commit is contained in:
2026-08-05 19:33:54 -04:00
parent cffec1b616
commit d2e8921245
4 changed files with 128 additions and 286 deletions
+48 -204
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[[dynamics]]
static friction affects an objects force when it's still, kinetic friction affects an object that's moving
stuff uses coefficients, static coefficient is $\mu _{s}$ while kinetic coefficient is $\mu _{k}$
calculation is just f=coefficient x normal force
-77
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@@ -1,77 +0,0 @@
[[chemistry]]
**"a charged chemical species composed of two or more atoms covalently bonded or of a metal complex, that can be considered to be acting as a single unit"
| **Name** | **Formula** |
| ---------------------------------------------- | ----------- |
| **Polyatomic ions (carrying negative charge)** | |
| Hydroxide | OH– |
| Acetate | CH3COO– |
| Cyanide | CN– |
| Chlorate | ClO3– |
| Chlorite | ClO2– |
| Nitrate | NO3– |
| Nitrite | NO2– |
| Hypochlorite | OCl– |
| Hypobromite | OBr – |
| Iodate | IO3– |
| Bisulphite | HSO3– |
| Bisulphate | HSO4– |
| Permanganate | MnO4– |
| Thiocyanate | SCN– |
| Hydrogen carbonate | HCO3– |
| Carbonate | CO32- |
| Sulphate | SO42- |
| Sulphite | SO32- |
| Oxalate | C2O42- |
| Silicate | SiO32- |
| Manganate | MnO42- |
| Thiosulphate | S2O32- |
| Chromate | CrO42- |
| Dichromate | Cr2O72- |
| Phosphate | PO43- |
| Phosphite | PO33- |
| Aluminate | AlO33- |
| Arsenite | AsO33- |
| Arsenate | AsO43- |
| Borate | BO33- |
| Pyrophosphate | P2O74- |
| **Polyatomic ions (carrying positive charge)** | |
| Ammonium | NH4+ |
## List of monatomic ions
- The ions made of a single atom are called **simple ions or monatomic ions**.
| **Name** | **Formula** |
| --------------------------------------------- | ----------- |
| **Monatomic ions (carrying positive charge)** | |
| Hydrogen | H+ |
| Potassium | K+ |
| Sodium | Na+ |
| Silver | Ag+ |
| Cuprous | Cu+ |
| Aurous | Au+ |
| Barium | Ba2+ |
| Calcium | Ca2+ |
| Magnesium | Mg2+ |
| Cupric | Cu2+ |
| Ferrous | Fe2+ |
| Stannous | Sn2+ |
| Mercuric | Hg2+ |
| Zinc | Zn2+ |
| Plumbous | Pb2+ |
| Aluminum | Al3+ |
| Ferric | Fe3+ |
| Auric | Au3+ |
| Arseneous | As3+ |
| Plumbic | Pb4+ |
| Stannic | Sn4+ |
| **Monatomic ions (carrying negative charge)** | |
| Chloride | Cl– |
| Bromide | Br – |
| Iodide | I– |
| Oxide | O2- |
| Sulphide | S2- |
| Nitride | N3- |
| Phosphide | P3- |
+74 -5
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@@ -1,12 +1,81 @@
[[Matter and Chemical Bonding]]
[[chemistry]]
add or remove valence e according to charge
**"a charged chemical species composed of two or more atoms covalently bonded or of a metal complex, that can be considered to be acting as a single unit"
H stable at a duet 2d
Be stable at a tetrad 4e
B stable at a sextet 6e
all other elements in pe 1 and 2 require octets 8e (common ball)
per 3 and below can go above an octet (common ball)
$po_4^{-3}$
| **Name** | **Formula** |
| ---------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Polyatomic ions (carrying negative charge)** | |
| Hydroxide | OH [Matter and Chemical Bonding]]<br><br>add or remove valence e according to charge<br><br>H stable at a duet 2d<br>Be stable at a tetrad 4e<br>B stable at a sextet 6e<br>all other elements in pe 1 and 2 require octets 8e (common ball)<br>per 3 and below can go above an octet (common ball)<br><br><br><br>– |
| Acetate | CH3COO – |
| Cyanide | CN – |
| Chlorate | ClO3 – |
| Chlorite | ClO2 – |
| Nitrate | NO3 – |
| Nitrite | NO2 – |
| Hypochlorite | OCl – |
| Hypobromite | OBr – |
| Iodate | IO3 – |
| Bisulphite | HSO3 – |
| Bisulphate | HSO4 – |
| Permanganate | MnO4 – |
| Thiocyanate | SCN – |
| Hydrogen carbonate | HCO 3– |
| Carbonate | CO3 2- |
| Sulphate | SO4 2- |
| Sulphite | SO3 2- |
| Oxalate | C2O4 2- |
| Silicate | SiO3 2- |
| Manganate | MnO4 2- |
| Thiosulphate | S2O3 2- |
| Chromate | CrO4 2- |
| Dichromate | Cr2O7 2- |
| Phosphate | PO4 3- |
| Phosphite | PO3 3- |
| Aluminate | AlO3 3- |
| Arsenite | AsO3 3- |
| Arsenate | AsO4 3- |
| Borate | BO3 3- |
| Pyrophosphate | P2O7 4- |
| **Polyatomic ions (carrying positive charge)** | |
| Ammonium | NH 4+ |
## List of monatomic ions
- The ions made of a single atom are called **simple ions or monatomic ions**.
| **Name** | **Formula** |
| --------------------------------------------- | ----------- |
| **Monatomic ions (carrying positive charge)** | |
| Hydrogen | H+ |
| Potassium | K+ |
| Sodium | Na+ |
| Silver | Ag+ |
| Cuprous | Cu+ |
| Aurous | Au+ |
| Barium | Ba2+ |
| Calcium | Ca2+ |
| Magnesium | Mg2+ |
| Cupric | Cu2+ |
| Ferrous | Fe2+ |
| Stannous | Sn2+ |
| Mercuric | Hg2+ |
| Zinc | Zn2+ |
| Plumbous | Pb2+ |
| Aluminum | Al3+ |
| Ferric | Fe3+ |
| Auric | Au3+ |
| Arseneous | As3+ |
| Plumbic | Pb4+ |
| Stannic | Sn4+ |
| **Monatomic ions (carrying negative charge)** | |
| Chloride | Cl– |
| Bromide | Br – |
| Iodide | I– |
| Oxide | O2- |
| Sulphide | S2- |
| Nitride | N3- |
| Phosphide | P3- |