WorksheetsOrganic chemistry seminar
Total questions: 15
Worksheet time: 8mins
In SP-type hybridization at carbon atom:
The angle between the bonds is 109⁰
The angle between the bonds is 180°
The angle between the bonds is 120⁰
2σ and 2π bond
SP² type hybridization in the carbon atom:
The angle between the bonds is 109⁰
The angle between the bonds is 180°
The angle between the bonds is 120⁰
2σ and 2π bond
1π- and 3σ- bond.
What is the difference between hexen-1 and hexen-2:
number of carbon atoms
location of the double bond
carbon chain branching
relative molecular mass
Which couple of the formulas below represents the same substance?
I and ll
l and lll
ll and lll
none of them
The structural formula showing the composition of Ethen:
All of the substances are isomers, except:
1
2
3
none
The number of hydrogen atoms in the homologous series of alkanes
is always even
is always odd
is twice the number of carbon atoms
can be even or odd
The methane molecule has the following type of hybridization:
SP
SP ²
SP ³
Alkanes are characterized by:
only addition reactions
addition and substitution reactions
substitution, oxidation and combustion reactions
Name according to IUPAC nomenclature
2-chloro-4-bromopentane
2-bromo-4-chloropentane
2-bromo-4-chlorobutane
4-chloro-2-bromohexane
2-bromo-4-chlorohexane
Name according to IUPAC nomenclature
2,2-dimethylcyclopropanol;
1-hydroxy-2,2-dimethylcyclopropane
1,1-dimethyl-2-hydroxycyclopropane
3,3-dimethylcyclopropane
Name according to IUPAC nomenclature
2,2-diethyl-4-methyl pentane
2-methyl-2-isobutylpentane
2,4-dimethyl-4-ethylhexane
3-ethyl-3,5-dimethylhexane
1,3-dimethyl-1,1,-diethylbutane
Which of the following compounds does not participate in addition reactions?
alkane
alkene
alkyne
alkadiene
(-CH₂-CH₂-)n
What "n" stands for in this record?
number of bonds
the number of π-bonds
degree of polymerization
the number of σ-bonds
Which of the following shows the alcohol functional group?
-COOH
-OH
-N=O
-CHO
