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Chemistry
An alkane with molecular mass of 72 amu when brominated gives only one monobrominated product. The alkane is
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Q. An alkane with molecular mass of 72 amu when brominated gives only one monobrominated product. The alkane is
NTA Abhyas
NTA Abhyas 2020
Hydrocarbons
A
pentane
7%
B
2-methylbutane
10%
C
2, 2-dimethylpropane
54%
D
all the of the above
29%
Solution:
The alkane has the molecular formula, $C_{5}H_{12}$ . The isomers
The isomers 3 has twelve equivalent $1^\circ $ H's. It has no $2^\circ $ or $3^\circ $ hydrogens. Therefore, it gives only one monobrominated product.