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WorksheetsCarbon and its Compounds_X
Total questions: 19
Worksheet time: 10mins
Water gas consists of
water vapour and dust
a mixture of carbon monoxide and hydrogen
a mixture of carbon monoxide and nitrogen
water vapour and methane
Alkenes and alkynes are
saturated aliphatic hydrocarbons
unsaturated aliphatic hydrocarbon
unsaturated aromatic hydrocarbon
cyclic hydrocarbons
The structural formula of 2-butene is
CH3 – CH= C= CH2
CH3-C≡C- CH3
CH2 = CH-CH2 –CH3
CH3 –CH= CH-CH3
The correct formula of ethanol is
C2H6OH
C2H5OH
CH3OH
CH3CH2CH2OH
The gas used in the welding and cutting of metals is
ethane
ethene
ethyne (acetylene)
propane
Coal with largest carbon content is
anthracite
peat
lignite
bituminous
Which of the following is the molecular formula of cyclobutane?
C4H10
C4H6
C4H8
C4H4
The property of self-linkage among identical atoms to form long chain compounds is known as
Superposition
Catenation
Isomerisation
Halogenation
Which of the following statements about graphite and diamond is true?
They have the same crystal structure
They have the same degree of hardness
They have the same electrical conductivity
They can undergo the same chemical reactions
Which of the following is the major constituent of the liquefied petroleum gas?
Ethane
Methane
Ethyl mercaptan
Butane
Methane is a major constituent of
CNG
Bio-gas
Natural Gas
All of these
Carbon is
divalent
trivalent
tetravalent
pentavalent
Which of these has the formula C60?
graphite
diamond
fullerene
none of these
The carbons circled in red...
are double bonded
are sharing two pairs of electrons
are sharing three pairs of electrons
Are sharing three electrons
Formula for Benzene molecule is
C6H12
C6H8
C8H6
C6H6
Which of the following is an alkyne?
C3H8
C4H8
C5H12
C6H10
Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.
isomers
isotopes
polymers
alkanes
General formula of Alkane is
CnH2n+4
CnH2n+2
CnH2n
CnH2n-2
