acids, bases & salts. what do you know about… acids bases or alkalis salts
TRANSCRIPT
![Page 1: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/1.jpg)
Acids, Bases & Salts
![Page 2: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/2.jpg)
What do you know about…
Acids
Bases or alkalis
salts
![Page 3: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/3.jpg)
Chemical Makeup
Acids, bases and salts are all ionic compoundsAcids contain hydrogen ions (H+)
Ex. HCl, H2SO4
Base contain hydroxide ions (OH-)Ex. NaOHSalts contain other positive and negative ions Ex. MgO, NaCl
![Page 4: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/4.jpg)
Classify these….
Ca(OH)2
H3PO4
FeO
MgSO4
NH4OH
HBr
![Page 5: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/5.jpg)
Aqueous solutions
Acids, bases and salts all release ions when dissolved in water
Acids release H+ ions
Bases relese OH- ions
Salts release other + and - ions
![Page 6: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/6.jpg)
Properties
Which ones conduct electricity?(acids, bases and salts)
Which one reacts with metals to form H2 gas?(acids)
Which one turns red litmus paper blue?(base)
Which one turns blue litmus paper red?(acid)
![Page 7: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/7.jpg)
Water
Is water an acid or a base?
Neither - Why?
water is neutral because it contains equal numbers of H+ ions and OH- ions
(H2O = HOH)
![Page 8: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/8.jpg)
The pH Scale
Measures how acidic or basic something isScale goes from 0 to 14Each number is 10X as acidic or basic as the next numberLess than 7 = acidGreater than 7 = base7 = neutral
![Page 9: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/9.jpg)
![Page 10: Acids, Bases & Salts. What do you know about… Acids Bases or alkalis salts](https://reader036.vdocuments.us/reader036/viewer/2022083005/56649f2a5503460f94c43c30/html5/thumbnails/10.jpg)
Practice: page 209 (8.1) # 4,6,8,11