The first member in the homologous series of alkenes is
Methane
Ethane
Ethene
Ethyne
Name the position isomerism of pentanol CH3 - CH2 - CH2 - CH2 - CH2 - OH
CH3 - O - CH2 - CH2 - CH2 - CH3
CH3 - CH2 - O - CH2 - CH2 - CH3
OH | CH3 - CH - CH2 - CH2 - CH3
None of these
Which are known as paraffins?
Alkanes
Alkenes
Alkynes
Acids
The number of valence electrons in the carbon atoms is
2
4
6
8
Name the IUPAC name of the following compound CH3 - CH2 - CH - CH3 | OH
2 - butanol
1 - butanol
3 - butanol
butane
Name an alkene which helps to ripen fruits.
Butyne
Propene
Name the functional group of the following compound CH3 - CH2 - CHO
Carboxyl
Aldehyde
Carbonyl
Hydroxyl
From among the following isomerisms which is metamerism?
CH3 - CH2 - CH2 - CH3 CH3 - CH2 - CH3 | CH3
CH3 - CH2 - CH2 - CH2OH CH3 - CH - CH2 - CH3 | OH
CH3 - CH2 - OH CH3 - O - CH3
CH3 - CH2 - O - CH2 - CH3 CH3 - O - CH2 - CH2 - CH3
Pure ethanol is known as
Rectified spirit
Absolute alcohol
Methanol
Poisonous spirit
The chemical formula of two adjacent organic compounds differ in
CH4
CH3
CH2
C3H8
