WorksheetsCARBON AND ITS COMPOUNDS
Total questions: 25
Worksheet time: 50mins
Which of the following is the molecular formula of cyclobutane?
C4H10
C4H6
C4H8
C4H4
Cation is formed when
Atom gains electrons
Atom loses electrons
Proton is lost by the atom
Atom shares electrons
The property of self-linkage among identical atoms to form long chain compounds is known
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 followings is the major constituent of the liquefied petroleum gas?
Ethane
Methane
Propane
Butane
From which of the following substance pencil lead is formed?
Charcoal
Wood
Lead
Graphite
-Methane is a major constituent of
CNG
Bio-gas
Natural Gas
All the above
Carbon is
divalent
trivalent
tetravalent
pentavalent
How many bonds will a C atom form?
1
2
3
4
Covalent compounds
have high melting and boiling point
are mostly soluble in water
are formed between atoms of metals and non-metals
are formed by the sharing of electrons in the bonding atoms.
Which of the following is true for all hydrocarbon?
They have carbon and hydrogen atoms only in the molecule.
They have carbon, oxygen and hydrogen atoms in the molecule.
They are in the same homologous series.
They are saturated compounds.
Which of the following is an alkane?
C3H6
C4H8
C5H12
C6H12
What are the products formed when propane is burnt in excess oxygen?
Carbon and hydrogen
Carbon dioxide and water
Carbon monoxide and water
Carbon monoxide and hydrogen
Which of the following compound is saturated hydrocarbon?
I CH3CH2CH2CH3
II CH3CHC(CH3)2
III CH3CH2CH(CH3)2
IV CH3CHCHCH3
I and III
II and IV
I, II and III
I, III and IV
Which of the following is the molecular formula of cyclobutane?
C4H10
C4H6
C4H8
C4H4
Benzene Formula is
C6H12
C6H8
C8H6
C6H6
General formula of Alkane is
CnH2n+4
CnH2n+2
CnH2n
CnH2n-2
Prefix But is used when no. of carbon are
1
3
4
5
Carbon is arranged in what shape to make diamond?
Triangle
Hexagon
Octahedron
Tetrahedron
Cation is formed when
Atom gains electrons
Atom loses electrons
Proton is lost by the atom
Atom shares electrons
The use of diamond in abrasives is due to its
high melting point
hardness
octahedral shape
durability
Graphite and diamond are similar in that they
have octahedral shape
have same density
form carbon(IV) oxide o combustion
conduct electricity
Which of the following compounds is a neutral oxide?
Carbon(IV) oxide
Carbon(II) oxide
Sulphur (IV) oxide
Sulphur (VI) oxide
Synthetic gas is a mixture of
CH4 and H2O
CH4 and H2
CO and H2
CO2 and H2
Carbon is tetravalent because
electrons in both the 2s and 2p orbitals are equivalent
the electrons in all the orbitals of carbon are equivalent
the 2s and 2p orbitals hybridised
all the atomic orbitals of carbon hybridise
