Choose the correct options for the following questions.
Linear geometry is present in:
Difficulty: Easy
A:
$sp^{3}$
B:
$sp^{2}$
C:
sp
D:
$d^{2}sp^{3}$
Products of coal is:
Difficulty: Hard
A:
Peat
B:
Lignite
C:
Bituminous coal
D:
All above
Which gasoline is better?
Difficulty: Hard
A:
of low boiling point
B:
of low molecular mass
C:
of high octane
D:
All
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