Classification of Hydrocarbons
Trending Questions
Which of the following has highest octane number
n-hexane
n-heptane
2, 2, 4-trimethyl pentane
n-pentane
Which phenomenon is not shown by alkenes?
Metamerism
Position isomerism
Chain isomerism
Geometrical isomerism
Oxidation involves :
Addition of oxygen
Removal of Hydrogen
Removal of electrons
Addition of any electronegative element
Which one of the following is not a hydrocarbon?
Carbon dioxide
Benzene
Toluene
Anthracene
Oxidation is the process in which an atom or a group of atoms taking part in a chemical reaction loses one or more electron.
False
True
Which one of the following is not a hydrocarbon?
Carbon dioxide
Benzene
Toluene
Anthracene
- R−Cl<R−I<R−Br
- R−Cl<R−Br<R−I
- R−I<R−Br<R−Cl
- R−Br<R−I<R−Cl
Number of moles of carbon atoms.
Number of moles of hydrogen atoms.
Number of molecules of ethane
- Boiling point increases with molecular mass
- They mostly show substitution reactions with halogens.
- All alkane are saturated hydrocarbons.
- All of these
What happens when -
1) acetylene passed through 40% solution of sulphuric acid in presence of mercuric sulphate.
2) 2-chloropropane heated with Na metal
3) Propene passed through hot conc. sol. of KMnO4
- Tert.>Sec.>Pri.
- Sec.>Tert.>Pri.
- Sec.>Pri.>Tert.
- Pri.>Sec.>Tert.
Unit of unsaturation in compound (A) ?
8
9
10
7
CH3−CH2−CH2−COOH+NaOH△−−→CaOA+B
- A=Propane and B=NaOH
- A=Propane and B=Na2CO3
- A=Butane and B=NaOH
- A=Sodium salt of butanoic acid and B=Na2CO3
2-phenylacetic acid +NaOHCaO, △⟶ Product
The product is:
- Benzoic acid
- Toluene
- Phenol
- Benzene
why are alkanes called parrafins?
The number of σ and π bonds in a molecule of benzene is
6σ and 9π
9σ and 3π
12σ and 3π
6σ and 6π