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WorksheetsThird Midterm recap 2022
Total questions: 45
Worksheet time: 32mins
Product of the partial oxidation of a primary alcohol
Aldehyde
Ketone
Product of the total oxidation of a primary alcohol
Aldehyde
Carboxylic Acid
Product of the partial oxidation of a secondary alcohol
Aldehyde
Ketone
Product of the oxidation of a tertiary alcohol
Carboxylic acid
A tertiary alcohol cannot be oxide
What is the organic product of the following reaction
CH3-CH2-COOH + NaOH →
CH3-CH2-CO-Na
CH3-CH2-COO-Na
Name of CH3-CH2-COO-Na
Sodium Propanoate
Propyl Sodium
What is the organic product from the reaction between a Carboxylic Acid and Ammonia?
Amide
Amine
Complete the following reaction
CH3-CH2-CH=CH2 + HBr =
CH3-CH2-C Br-CH3
CH3-CH2-CH-CH2--Br
The functional group of both Carboxylic Acid and Ester is called:
Carboxyl
Carbonyl
Functional group of Aldehydes and Ketones
Carboxyl
Carbonyl
C5H12 + Br2 --> C5H11Br + HBr
This reaction is called____________________.
Substitution
Addition
Cracking
Combustion
React propanoic acid with NH3 to produce:
propanamine
methanamide
propanamide
N-propanamide
Which reactants you need to obtain the compound in the image?
butanoic acid and methanamine
butanoic acid and ammonia
butanal and methanamine
butanoic acid and methanol
Oxidate heptanal to obtain:
heptanone
heptanoic acid
heptanol
heptene
What is the product of the reduction of the compund in the image
3-methyl butanol
3-methyl-3-butanol
3-methyl butanoic acid
3-methyl butanone
Halogenate 2-pentene with bromine, what is the product?
pentane
2,3-dibromopentane
3,3-dibromopentane
2,2-dibromopentane
The product of reacting propene with hydrochloric acid (HCl) is:
2-chloropropane
2-chloropropene
2-chloropropyne
chloropropane
A chain of repeating units (called monomers)
monomer
dimer
replicate
polymer
Define polymer
circular molecule made with many repeating units
short molecule made of a few repeating units
long, chain-like molecule made of repeating units
chain-like molecule that contains hydrogen and oxygen
What kind of chemical bonds create polymers?
ionic
covalent
hydrogen
metallic
A polymer made in the laboratory (or industry) usually made from petrochemicals
nature polymer
natural polymer
protein
synthetic polymer
Once formed, it can be heated and reformed over and over again
thermoset
thermoplastic
elastomer
kevlar
Nylon is which sort of polymer?
Thermosetting
Elastomer
Ferrous
Thermo plastic
What does PVC stand for?
Poly Vinyl Chemical
Poly Vinyl Carbon
Poly Vinyl Chlorine
Poly Vinyl Carbonate
What is the name of the addition polymer?
poly(bromoethane)
poly(bromoethene)
poly(bromoethanol)
What is the name of the addition polymer?
poly(ethene)
poly(propene)
poly(butene)
What happens in a Condensation Polymerisation reaction?
Two different functional groups bond together and expel a small molecule (often water)
A small molecule is added
All atoms used up when monomers join together
Nylon 6 can be used suitably for?
Making hoses
Making plastic bags
Making automotive textiles
Making vinyl records
Identify the type of polymer involved
addition polymer
polyester
polyamide
Which below are natural polymers?
Cellulose
Nylon
Silk
Polyester
The word polymer comes from the Greek meaning...?
bonded together
many parts
together by choice
twisted
True or False: All polymers are synthetic.
True
False
Copolymers can be described as:
A polymer formed with the same monomer repeated
A polymer that is thermoflexible
A polymer formed with different types of monomers
A polymer formed by condensation
Thermosets can be described as:
polymers formed by addition reactions
plastics that cannot be moulded once they are set with temperature and pressure
plastics that can be remoulded everytime with temperature
plastics formed with the monomer hexanedioic acid
This is the best type of plastic to recycle:
thermoplastics
thermosets
synthetic polymers
polyamide
Addition polymers are
Biodegradable and easy to recycle
Non biodegradable and very hard to recycle
Biodegradable and hard to recycle
Non biodegradable and easy to recycle
Condensation polymers are
Biodegradable and easy to recycle
Non biodegradable and very hard to recycle
Biodegradable and hard to recycle
Non biodegradable and easy to recycle
What type of reaction is this?
Condensation
Addition
Substitution
Combustion
What type of reaction is this?
Condensation
Addition
Substitution
Combustion
What carboxylic acid was used to produce CH3 – COO–Na+ ?
__________________+ ___________ → CH3 – COO–Na+ + H2O
Any kind of acid
Propanoic acid
Ethanoic acid
Butanoic acid
What are the names of the organic products of this reaction?
CH3–COO–CH3 + 2H2 →
Propanol and Methanol
Ethanol and Propanol
Ethanol and Methane
Ethanol and Methanol
Chose the correct answer
CH3– CH2 – CH2 – COOH + LiOH → + H2O
CH3– CH2 – CH2 – COO-Li
CH3– CH2 – CH2 – COOH
CH3– CH2 – CH2 – COO
-Li-CH2– CH2 – CH2 – COOH
The IUPAC name for the organic product of the following reaction is
CH3
|
CH3 – COOH + CH3 – CH – OH → + H2O
Ethyl-isopropyl-ester
Isopropyl acetate
Isopropyl ethanoate
ethyl isopropanoate
In the Hoffman’s transportation method the product of the reaction between an Alkyl Halide and Ammonia is a (an)
Amine
Amide
Ester
Ether
Silk is an example of
Natural polymer
Synthetic polymer
A nice and shiny fabric
Don´t know
