Chemistry Flashcards
What is the formula of Proof?
% by volume x 2
It measures the amount of ethyl alcohol.
Proof
How many percentage of alcohol does whiskey, rum and gin have?
40-50%
How many percent of alcohol does fortified wines have?
20%
How many percent of alcohol does beer have?
4%
How many percent of alcohol does fermented beverage have?
14%
What functional group does Alcohol belong to?
Hydroxyl Group
What are two other functional groups from Alcohol?
Aldehydes and Ketone.
It is the simplest form of alcohol.
Methanol
How many carbon does Methanol have?
1
Methanol is also called as what?
Wood Alcohol
What is the common use of methanol?
Fuel
Combination of methanol and Ethanol/alcoholic beverages.
Denatured alcohol
It results from fermentation of sugar, and how many carbons does it contain?
Ethyl Alcohol. 2
What is the other name for grain alcohol?
Ehtanol or Ethyl Alcohol
How many percent does an antibacterial germicide have?
50-70%
How many percent of alcohol used in alcoholic beverages?
40-50%
Carboxyl is what type of acid?
Weak Acid
They are the only nitrogen containing compound.
Amines and Amides.
What functional group does carboxylic acid belong to?
Carboxyl group.
What is methanol’s formula?
CH4O
What is ethanol’s formula?
C2H5OH
An aromatic closed chain carbon.
Benzene
Acid found in sting of ants.
Formic Acid.
Acid found in coconut.
Lauric acid.
Acid found in vinegar.
Acetic acid
Acid found in fruits.
Citric Acid.
Acid found in rancid butter.
Butyric acid.
Acid found in kamias. It also removes rust.
Oxalic acid.
Acid found in yogurt.
Lactic Acid.
Acid found in grapes.
Tartaric acid.
Acid of ethanol.
Ethanoic Acid.
Give 6 uses of carboxylic acid.
Process of Polymerization. Dyeing of fabric. Used to prepare paint. Used as solvent. Manufacturing of photographic films. Used as astringent.
Terminal.
Aldehyde.
Interior.
Ketones
They have similar physical properties.
Aldehydes and Ketones.
Products in the oxidation of primary alcohol.
Aldehydes.
Products of oxidation secondary alcohol.
Ketones.
Common names for atoms 1-10.
Formaldehyde Acetaldehyde Propionaldehyde Butyraldehyde Valeraldehyde Caproaldehyde Enanthal Caprylal Pelangonal Capral
What is the first physical property of Aldehydes and Ketones?
Formaldehyde and Acetaldehyde are gases at room temperature while acetone is liquid at room temperature.
What is the temperature of room temperature? How about normal temperature?
23 degree celsius. 25 degree celsius
Aldehydes and Ketones are what type of substance?
Neutral
A 37% to 40% solution of formaldehyde in water is called what?
Formaline Solution
What is the odor of formaldehyde?
Pungent and irritating order
What is the order of acetaldehyde?
Green apple and crushed green leaves
What is the order of benzaldehyde?
Bitter almonds
They have mild odor or odorless
Solid Aldehydes and Ketones
They have pleasant odors
Solid Aromatic Aldehydes and Ketones
Used as embalming agent and preservative for an anatomical specimen.
Formaldehyde
What is the odor of acetone?
Fragrant mint-like odor
Solvent for fats, varnishes and nail polish.
Acetone
Flavoring material.
Benzaldehyde.
Example of Ketone.
Acetone.
Product when Carboxylic acid reacts with an alcohol
Esters COO
Ester responsible for the odor of the following fruits: Banana Pineapple Apple Orange Grapes
Isoamyl Acetate Ethyl Butyrate Methyl Butyrate Octyl Acetate Methyl Anthranilate
General form of Amines and Amides.
NH2
Amines that are completely soluble in water.
Low molecular amines
Solubility in water decreases..?
Molecular weight increases
Used in tanning industries
Methyl Amines
Used in oil refining
Ethyl Amines
Polyamines that emit foul odor of decaying meat
Putrescine
Cadaverine
Aromatic amines, dyes, drugs.
Aniline
Naturally occurring Amides are what?
Protein
Used by kidnappers to make person sleep.
Ether
Gas and used as refrigerant
Dimethyl ether
Main volatile liquid 35 degree boiling point.
Diethyl ether
Less irritating anesthetic.
Methyl propyl ether
OH.
Alcohol
COH
Aldehyde
O.
Ether
CO.
Ketone
COOH
Carboxylic Acid
COO
Ester
3 types of reaction in aqueous reaction?
Acid-Base Reaction
Precipitation/Methatesis Reaction
Oxidation-ReductionReaction
In this reaction cations and anions combine to produce Precipitate.
Methatesis Reaction
Equation that includes only the actual precipitation.
Net Ionic Equation
Ionic Species.
Spectator Ion
Answer.
Fe+Cl3+(NH4)3+PO4
Fe^+3)+PO4^-3)—> FePO4 (s)
AgNO3(aq)+KBr(aq)
Ag+^1)+Br^-1)—> AgBr (s)
Useful for balancing redox reaction.
Half reaction equation
Employs partial.
Ion Electron Method
Give the oxidation of Fe2O3+3CO2—>2Fe+3CO2
Fe^+3)O3^-2)+3^+2CO^-2)—> 2Fe^O+3^+4)CO^-2)
Tingnan n lng sa notebook
Nagundergo ng Reduction
Oxidizing agent
Nagundergo ng oxidation
Reducing agent
He proposed that an electrolyte dissociates into ions in water solution.
Svante August Arrhenius.
Substance that dissociates in water to produce Hydrogen or Hydronium acid.
Arrhenius Acid
Substance that produce hydroxide ion
Arrhenius base.
Carbonic acid present in softdrinks
H2CO3
Used in soap.
NaOH(aq)—> NA+OH
100% dissociated in dilute water.
Strong Acids.
Less than 100%
Weak Acids
One proton per molecule
Monoprotic acids
More than one proton per molecule
Polyprotic acids
Reaction to produce neutral substance
Neutralization
Concept produced by Johannes and Thomas Lowry
Bronsted Lowry Concept
Proton donor
Acid
Proton acceptor
Base
Acid base pair
Conjugate pair
Electron pair acceptor
Lewis Acid
Electron pair donor
Lewis Base
What is pH
Potential power of hydrogen
Measure acidity and alkalinity
pH
pH was proposed by whom?
Soren Sorensen