1805174
Description
Quiz by Carter Bartlett, updated more than 1 year ago
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Created by Carter Bartlett
over 9 years ago
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Question 1
Question
The Brønsted-Lowry theory states that acids are a...
Answer
-
Proton Acceptor
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Electron Acceptor
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Proton Donor
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Electron Donor
Question 2
Question
In the diagram. HA is referred to as a...
Answer
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Complex Acid
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Conjugate Acid
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Compound Acid
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Composite Acid
Question 3
Answer
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1-hydroxybutanoic acid
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3-hydroxybutanol
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3-hydroxybutanoic acid
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hydroxybutandioic acid
Question 4
Question
When ethanoic acid (CH3COOH) reacts with a sodium carbonate (Na2CO3), entropy within the system increases.
Answer
- True
- False
Question 5
Question
When a carboxylic acid and an alkali are reacted, the following products are formed...
Answer
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An Organic Salt
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Carbon Dioxide
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Water
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Hydrogen
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An Alcohol
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An Ester
Question 6
Question
Esters are made in a condensation reaction between a carboxylic acid and a phenol group
Answer
- True
- False
Question 7
Question
Esters are formed by refluxing carboxylic acids and alcohols in the presence of which reagent?
Answer
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Concentrated Phosphoric
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Concentrated Nitric Acid
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Concentrated Sulphuric Acid
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Concentrated Boric Acid
Question 8
Answer
-
Ethyl Propanoate
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Ethyl Ethanoate
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Propyl Ethanoate
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Propyl Propanoate
Question 9
Question
Which reagent can be used to test for phenols?
Answer
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Copper (II) Sulphate
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Iron (III) Hydroxide
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Copper (II) Hydroxide
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Iron (III) Chloride
Question 10
Question
When a ketone or aldehyde is reacted with Hydrogen Cyanide, the resulting product is...
Answer
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A nitrile-carbonyl
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A cyanohydrin
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An amide
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A nitrate
Question 11
Question
Which of the following types of chemical reaction always has 100% atom exonomy?
Answer
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Rearrangement
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Addition
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Substitution
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Elimination
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Condensation
Question 12
Question
What is the atom economy for making Methyl Propanoate from Methanol and Propanoic Acid.
Answer
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93%
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88%
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83%
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77%
Question 13
Question
Using this mass spectrum. Suggest which group this sample belongs to
Answer
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Alkane
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Ester
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Ether
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Carboxylic Acid
Question 14
Question
How are Rf values calculated with Thin-Layer Chromatography?
Answer
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Rf = Distance spot travelled / Distance highest spot travelled
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Rf = Distance solvent travelled / Distance spot travelled
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Rf = Distance solvent travelled
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Rf = Distance spot travelled / Distance solvent travelled
Question 15
Question
How are insoluble impurities removed in the process of Recrystallisation?
Answer
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Filtration of the cold solution
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Filtration of the hot solution
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Evaporation & condensation of the solution
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Chloronation of the solution
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