1 acids and bases

Post on 06-May-2015

3.095 views 3 download

Transcript of 1 acids and bases

Acids and BasesAcids and Bases

Acid-Acid- a substance that a substance that produces hydrogen ions produces hydrogen ions (H(H++) in a water solution.) in a water solution.

Taste sour Taste sour CorrosiveCorrosive

Litmus paper in acids Litmus paper in acids will turn/stay red.will turn/stay red.

When an acid dissolves When an acid dissolves in water, Hin water, H++ ions interact ions interact with water molecules to with water molecules to form hydronium ions form hydronium ions HH3300++

Common Acids Common Acids Acetic AcidAcetic Acid, , CHCH33COOH VinegarCOOH VinegarAcetylsalicylic AcidAcetylsalicylic Acid

AsprinAsprinCarbonic Acid, HCarbonic Acid, H22COCO33 Carbonated Carbonated

DrinksDrinksHydrochloric Acid, HCl Gastric Hydrochloric Acid, HCl Gastric

JuicesJuices

Nitric Acid, HNONitric Acid, HNO33 FertilizersFertilizers

Sulfuric Acid, HSulfuric Acid, H22SOSO4 4

Manufacture fertilizersManufacture fertilizersPhosphoric Acid, HPhosphoric Acid, H33POPO33

Fertilizers, detergents & soft Fertilizers, detergents & soft drinksdrinks

BaseBase- a substance that - a substance that forms hydroxide ions forms hydroxide ions (OH(OH--) in water. ) in water.

Opposite of acids.Opposite of acids.SolidsSolidsFeel slipperyFeel slipperyBitterBitter

Litmus paper in bases will Litmus paper in bases will turn/stay blue.turn/stay blue.

Common BasesCommon BasesAmmonia, NHAmmonia, NH33 Cleaner, fertilizer Cleaner, fertilizer

Aluminum Hydroxide, Al(OH)Aluminum Hydroxide, Al(OH)3 3

AntacidAntacidMagnesium Hydroxide,Mg(OH)Magnesium Hydroxide,Mg(OH)22

Milk of MagnesiaMilk of MagnesiaSodium Hydroxide, NaOH Sodium Hydroxide, NaOH

Soap,Soap, Oven Cleaner & DrainoOven Cleaner & Draino

Strength of Acids and BasesStrength of Acids and BasesStrong Acid-Strong Acid- An acid that An acid that

completely breaks down in completely breaks down in solution…releasing Hsolution…releasing H++ ions ions

Ex: Hydrochloric, Sulfuric & Ex: Hydrochloric, Sulfuric & Nitric AcidNitric Acid

Weak Acid-Weak Acid- An acid that partly An acid that partly breaks down in solution.breaks down in solution.

Ex: Acetic and Carbonic AcidEx: Acetic and Carbonic Acid

Strong Base-Strong Base- A base that A base that completely breaks down in a completely breaks down in a solution…releasing OHsolution…releasing OH-- ions. ions.

Ex: AmmoniaEx: AmmoniaWeak Base-Weak Base- A base that A base that

partly breaks down in a partly breaks down in a solution.solution.

Ex: Sodium hydroxide Ex: Sodium hydroxide