Acetylene has a total of :
(a) one σ bond, two π bonds
(b) two σ bonds, four π bonds
(c) three σ bonds, two π bonds
(d) one σ bond, four π bonds
(a) one σ bond, two π bonds
(b) two σ bonds, four π bonds
(c) three σ bonds, two π bonds
(d) one σ bond, four π bonds