WorksheetsIntroduction to Organic Chemistry S3T11
Total questions: 30
Worksheet time: 59mins
Which two elements do all organic compounds contain?
Carbon and hydrogen
Carbon and oxygen
Oxygen and hydrogen
Carbon and nitrogen
Organic compounds made only of the elements carbon and hydrogen are called...
Hydrocarbons
Carbohydrogens
Carbohydrates
Hydrocarbonates
Which one of the following characteristics is not correct for all of the members of the same homologous series?
Same general formula
Similar chemical properties, i.e. undergo the same reactions
Varying physical properties, i.e. change in a predictable way
Different functional group
Alkane molecules are made of which elements?
Carbon and hydrogen
Carbon, hydrogen and oxygen
Carbon and oxygen
Carbon, nitrogen and hydrogen
Which is the correct general formula for the alkanes?
CnH2n+2
CnH2n
CnH2n+1OH
CnH2n+1COOH
The molecular formula C5H12 contains how many isomeric alkanes?
1
2
3
4
General formula for amines is
R-CH2
R2CH
R-NH2
R-COOH
What is a functional group?
Atoms or group of atoms that give specific characteristics to a molecule
Group of molecules that make up a group of atoms
Group of molecules that give specific characteristics to an atom
Group of atoms that give specific characteristics to an element
Classify the compound based on the functional group present.
Ketone
Carboxylic acid
Ester
Ether
Name the functional group present.
ether
carboalkoxy
ester
alkoxy
Which statement best defines chain isomerism?
Existance of chemical compounds with same molecular formula
Different ways the same number of carbons are connected which is either straight or branched
Have mirror image of each other
Similar chemical properties with different physical properties such as solubility
Formation of a single product from two reactant molecules is known as
addition reaction
substitution reaction
elimination reaction
oxidation reaction
The order of free radical stability is:
3° > 2° > 1° > Methyl radical
3° < 2° < 1° < Methyl radical
all are about equal in stability
Which of the following is most probably a cyclic alkane?
C4H10
C5H10
C6H10
C4H6
Which of the following is a saturated hydrocarbon?
C2H4
C6H11
C5H8
C4H10
What are the essential conditions for the formation of a bromoalkane from an alkane?
Cl2, Low temperature
Br2, Infrared radiation
Br2, UV light
Cl2, High temperature
Given the formula representing a compound:
Which formula represents an isomer of this compound?
Given a formula representing a compound:Which formula represents an isomer of this compound?
Which compound is an isomer of CH3CH2OH?
CH3COOH
CH3CH2CH3
CH3OCH3
CH3COCH3
Which pair of compounds are isomers?
CH3CH2CH3 and CH2CHCH3
CH2CH2 and CH3COCH3
CH3OCH3 and CH3COCH3
CH3COCH3 and CH3CH2CHO
Which structural formula represents a molecule that is not an isomer of pentane?
What is the class of compound found in the following picture?
esters
ethers
alkoxy
carboalkoxy
Which functional group is pictured?
hydroxyl group
carboxyl group
amino group
carboxylic acid
A substitution reaction is when:
A substituent is added to an organic compound.
A substituent is removed from an organic compound.
Two compounds are combined to form a new compound.
A substituent is replaced with another substituent on an organic compound.
What type of reaction is shown
Addition
Elimination
Substitution
Replacement
What type of reaction is shown
addition
elimination
substitution
combustion
