NEW
Font size
WorksheetsOrganic Chemistry
Total questions: 29
Worksheet time: 15mins
Which of the following is a cyclic hydrocarbon?
Butane
Cyclobutane
Propane
propene
In cyclic hydrocarbons, each carbon atom is surrounded by ________- covalent bonds ?
1
2
3
4
Benzene ring has the chemical formula ___________-.
C6H6
C6H12
C6H14
C7H7
Benzene ring contains _____________.
three single bonds only
three double bonds only
three single bonds and three double bonds.
six single bonds only
Which compound below is aromatic?
As the number of carbon atoms in a formula ________, the number of possible isomers _________.
increases, decreases
increases, increases
decreases, increases
Hydrocarbons with only single covalent bonds are known as?
Alkanes
Alkenes
Alkynes
An alkene is a hydrocarbon with
all single bonds betwee carbon atoms
one triple bond between 2 carbon atoms
at least one double bond between 2 carbon atoms
Cyclohexane is the simplest stype of cyclic hydrocarbon and contains only
triple bonds
double bonds
single bonds
The most well-known ring structure that possesses double bonds is _____
benzene
hexane
methane
Substances with benzene-like rings are called _________
circle compounds
aromatic compounds
aldehydes
The cycloalkane C4H8 is fairly unstable and reactive, and is called ___
cyclomethane
cycloethane
cyclopropane
cyclobutane
The simplest cyclic hydrocarbon, C3H6, is very fragile due to tight bond angles, and is called ___
cyclomethane
cycloethane
cyclopropane
cyclobutane
What functional group is shown?
amino
hydroxyl
carboxyl
sulfhydryl
Which is a hydroxyl functional group?
Which compound is an isomer of CH3CH2OH?
CH3COOH
CH3CH2CH3
CH3OCH3
CH3COCH3
What functional group is -OH
Hydroxyl
Carboxyl
Amino
Carbonyl Ketone
Select the straight chain compound
Which of the following should be used to identify the molecular formula of an alkyne?
CnH2n+2
CnH2n-2
CnH2n
CnHn+2
Which compound has the highest boiling point?
ethane
butane
pentane
propane
Hydrocarbons with double or triple bonds are said to be
Saturated
Unsaturated
Supersaturated
________are compounds that have identical chemical formulas but different molecular structures and shapes.
Isomers
Minerals
Polymers
Models
Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.
isomers
isotopes
polymers
alkanes
Given a formula representing a compound:Which formula represents an isomer of this compound?
Which is an isomer of
What will be the chemical formula of alkene having Hydrogen atom = 12?
C12H24
C7H12
C5H12
C6H12
How many covalent bonds does C2H6 has?
6
8
7
12
