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Worksheetscarbon compounds
Total questions: 10
Worksheet time: 11mins
Name
Class
Date
1.
Carbon is the ________ most abundant element in the human body?
a)
b)
c)
2.
What is the Structural formula of Vinegar?
a)
HCOOH
b)
CH3COOH
c)
CH3-CH2-OH
d)
CH3-OH
3.
Which of the following statements are usually correct for carbon compounds? These-
(i) are good conductors of electricity
(ii) are poor conductors of electricity
(iii) have strong forces of attraction between their molecules
(iv) do not have strong forces of attraction between their molecules.
a)
(i) & (iii)
b)
(ii) & (iii)
c)
(ii) & (iv)
d)
(i) & (iv)
4.
A molecule of CO2 (carbon dioxide) has -
a)
Only single bonds
b)
Only double bonds
c)
Only triple bonds
d)
1 single & 1 double bond
5.
In the above given reaction, alkaline KMnO4 acts as -
a)
Reducing agent
b)
Oxidising agent
c)
Catalyst
d)
Dehydrating agent
6.
What structure is shown in the diagram?
a)
Diamond
b)
Graphite
7.
Which has the formula C60?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
8.
Which is a semiconductor?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
9.
Which is used in pencils ?
a)
graphite
b)
diamond
c)
fullerene
d)
none of these
10.
Which of the following is a property of an ionic compound?
a)
high melting point
b)
soft
c)
malleable
d)
liquid at room temperature
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