alkanes and alkenes have low melting and boiling points because:

molecules are held together by weak, dispersion forces

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Hydrocarbons

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Questions 18

Answers

1
name the following
2,3-dimethylbutane
2,3-dimethylbut-1-ene
2,2-dimethylbutane
2,2-dimethylbut-1-ene
2
name the following
2,2,2-trimethylhex-3-ene
2,2,4-trimethylhex-3-ene
2,2,4-dimethylhex-3-ene
2,3,4-trimethylhex-3-ene
3
alkanes must be handled and stored with great care because
some are toxic and others carcinogenic
all of the options are correct
they are volatile
they are flammable
4
name the following
2,5-dimethylhex-2-ene
1,4-dimethlyhex-2-ene
2,4-dimethylhex-2-ene
2,5-dimethylhexane
5
alkanes and alkenes have low melting and boiling points because:
they are ionic substances
many exist as gases at room temperatures
they consist of macromolecules with covalent bonds
molecules are held together by weak, dispersion forces
6
A double bond involves the sharing, between 2 atoms of
2 electrons
8 electrons
6 electrons
4 electrons
7
graphite can best be described as
an example of a buckminsterfullerene
an allotrope of carbon
a mixture of elements such as an alloy
an isotope of carbon
8
name the following
chloro-2-methylbutane
2,2-dichlorobutane
2,2 -dichloropentane
2-chloro-2-methylbutane
9
organic chemistry refers to the study of
the homologous series of alkanes, alkenes and alkynes only
the chemistry of the body's organs
carbon dioxide and the greenhouse effect
carbon and all its compounds
10
the general formula and functional group for alkanes is
CnH2n+2 and C-C
CnH2n+2 and C=C
CnH2n and C-C
CnH2n and C=C
11
the molecular formulas for propane and pentane are
C3H6 and C5H10
C5H12 and C3H6
C5H10 and C3H6
C3H8 and C5H12
12
name the following
2,3-dimethylpropene
2-methylbutene
3-methylbutene
2,2-dimethylpropene
13
name the following
4-methylpentene
2-methylpentene
methylpentene
3-methylpentene
14
name the following
4-methylpent-2-ene
3-methylpent-2-ene
2-methylpent-2-ene
pent-2-ene
15
name the following
5-methylhept-2-ene
3,4-dimethylhept-2-ene
3-methylhept-2-ene
3-methylhept-5-ene
16
when alkanes and alkenes undergo combustion in plenty of oxygen the products are
alkanols
carbon monoxide and water
carbon dioxide
carbon dioxide and water
17
name the following
pentane
butane
heptane
ethane
18
name the following
3 -methylbutane
methylbutane
2-methylbutane
2 -ethylbutane

Hydrocarbons Flashcards | StudBud

Hydrocarbons

18 termsStudBud Administration116 plays

Imported from external platform

Flashcards18 cardsFPractice quizPHost liveL

Questions 18

Answers

1
name the following
2,3-dimethylbutane
2,3-dimethylbut-1-ene
2,2-dimethylbutane
2,2-dimethylbut-1-ene
2
name the following
2,2,2-trimethylhex-3-ene
2,2,4-trimethylhex-3-ene
2,2,4-dimethylhex-3-ene
2,3,4-trimethylhex-3-ene
3
alkanes must be handled and stored with great care because
some are toxic and others carcinogenic
all of the options are correct
they are volatile
they are flammable
4
name the following
2,5-dimethylhex-2-ene
1,4-dimethlyhex-2-ene
2,4-dimethylhex-2-ene
2,5-dimethylhexane
5
alkanes and alkenes have low melting and boiling points because:
they are ionic substances
many exist as gases at room temperatures
they consist of macromolecules with covalent bonds
molecules are held together by weak, dispersion forces
6
A double bond involves the sharing, between 2 atoms of
2 electrons
8 electrons
6 electrons
4 electrons
7
graphite can best be described as
an example of a buckminsterfullerene
an allotrope of carbon
a mixture of elements such as an alloy
an isotope of carbon
8
name the following
chloro-2-methylbutane
2,2-dichlorobutane
2,2 -dichloropentane
2-chloro-2-methylbutane
9
organic chemistry refers to the study of
the homologous series of alkanes, alkenes and alkynes only
the chemistry of the body's organs
carbon dioxide and the greenhouse effect
carbon and all its compounds
10
the general formula and functional group for alkanes is
CnH2n+2 and C-C
CnH2n+2 and C=C
CnH2n and C-C
CnH2n and C=C
11
the molecular formulas for propane and pentane are
C3H6 and C5H10
C5H12 and C3H6
C5H10 and C3H6
C3H8 and C5H12
12
name the following
2,3-dimethylpropene
2-methylbutene
3-methylbutene
2,2-dimethylpropene
13
name the following
4-methylpentene
2-methylpentene
methylpentene
3-methylpentene
14
name the following
4-methylpent-2-ene
3-methylpent-2-ene
2-methylpent-2-ene
pent-2-ene
15
name the following
5-methylhept-2-ene
3,4-dimethylhept-2-ene
3-methylhept-2-ene
3-methylhept-5-ene
16
when alkanes and alkenes undergo combustion in plenty of oxygen the products are
alkanols
carbon monoxide and water
carbon dioxide
carbon dioxide and water
17
name the following
pentane
butane
heptane
ethane
18
name the following
3 -methylbutane
methylbutane
2-methylbutane
2 -ethylbutane