question_answer

The IUPAC name of \[{{\text{(}{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}\text{)}}_{\text{4}}}\text{C}\]is:

A)  tetraethyl methane

B)  2, 2-dimethyl pentane

C)  3, 3-diethyl pentane

D)  neopentane

Correct Answer: C

Solution :

                 Structure of \[{{({{C}_{2}}{{H}_{5}})}_{4}}\]is; \[{{C}_{2}}{{H}_{5}}-\underset{{{C}_{2}}{{H}_{5}}}{\overset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,-{{C}_{2}}{{H}_{5}}\] Detailed structure is:   3,3-diethyl pentane.