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Subjects
Science CBSE
Class 10
Carbon and its compound
Textbook based HOTS
20.
Multiple Choice Question Answer XX
Exercise condition:
2
m.
1.
Graphite is a soft lubricant extremely diffcult to melt. The reason for this anomalous behaviour is that graphite has carbon atoms arranged in large plates of rings of
strongly bound carbon atoms with weak interplate bonds
is a non-crystalline substance
is an allotropic form of carbon
has only single bonds between carbon atoms
2.
Which of the following represent the correct order of unsaturation?
Alkynes, alkanes, alkenes
Alkenes, alkynes, alkenes
Alkanes, alkynes, alkenes
Alkanes, alkenes, alkynes
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