Lesson 6A.1
6A.1 Hydrocarbons, functional groups and naming Quiz: Pearson Edexcel Chemistry, Unit 6
20 questions
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Lesson 6A.1, Hydrocarbons, functional groups and naming: 20 multiple choice questions for the Pearson Edexcel Chemistry (9CH0), Unit 6: Organic Chemistry I, written with Revision Ninja.
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The 20 questions
-
Which elements are present in a hydrocarbon compound?
- Carbon, hydrogen, oxygen
- Hydrogen and oxygen
- Carbon and oxygen
- Hydrogen and carbon
-
Which term describes an atom or group responsible for a molecule's chemical reactions?
- Homologous series
- Functional group
- Structural isomer
- Skeletal formula
-
Which term describes a series of organic compounds with the same general formula, each differing from the next by a CH2 unit?
- Empirical series
- Isomeric series
- Homologous series
- Polymeric series
-
What is the IUPAC name of CH3CH(CH3)CH3?
- 1-methylpropane
- 2,2-dimethylethane
- 2-methylpropane
- butane
-
What is the IUPAC name of CH2=CHCH3?
- Propene
- Propyne
- Ethene
- Propane
-
What is the molecular formula of the compound with empirical formula CH2 and molar mass 84.0 g mol-1? (Ar: C = 12.0, H = 1.0)
- C4H8
- C5H10
- C6H12
- C7H14
-
A compound contains 85.7% carbon and 14.3% hydrogen by mass. What is its empirical formula?
- CH
- C2H
- CH2
- CH3
-
A compound has empirical formula CH2O and molar mass 180 g mol-1. What is its molecular formula? (Ar: C = 12.0, H = 1.0, O = 16.0)
- C6H12O6
- C12H24O12
- C2H4O2
- C3H6O3
-
Which compound is classified as a hydrocarbon?
- Ethanoic acid, CH3COOH
- Ethanol, C2H5OH
- Propane, C3H8
- Chloroethane, C2H5Cl
-
Name the compound CH3CH2CH2CH2OH using IUPAC rules.
- Butan-2-ol
- Butanal
- Butan-1-ol
- Butanoic acid
-
Which functional group formula represents a carboxylic acid?
- -COOH
- -OH
- -CHO
- -COC-
-
What prefix is used in IUPAC names for a chain of seven carbon atoms?
- Hept-
- Hex-
- Oct-
- Non-
-
Which compound is classified as a ketone?
- Propan-1-ol
- Propanal
- Propanone
- Propanoic acid
-
Which molecular formula corresponds to a saturated hydrocarbon with 8 carbon atoms?
- C8H18
- C8H16
- C8H14
- C8H20
-
Which is the correct general formula for a homologous series of alcohols with one OH group?
- CnH2n+2OH
- CnH2n+1OH
- CnH2n+1O
- CnH2nOH
-
A compound has empirical formula C2H4O and molar mass 88.0 g mol-1. What is its molecular formula? (Ar: C = 12.0, H = 1.0, O = 16.0)
- C4H8O2
- C3H6O
- C2H4O
- C6H12O3
-
In a skeletal formula, what element does a vertex represent?
- Nitrogen
- Hydrogen
- Carbon
- Oxygen
-
Which is the correct structural formula of ethanol?
- CH3COOH
- CH3OCH3
- CH3CH2OH
- CH2CH2OH
-
Which compound is named correctly according to IUPAC rules?
- 3-chlorobutane-2
- 2-chlorobutane
- Butane-2-chloro
- 2-chloro-butan-3
-
Which of the following is the general formula for the homologous series of alkanes?
- CnH2n-2
- CnH2n
- CnH2n+2
- CnH2n+1OH
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