Give the structure of the products that you would expect from the reaction of 1-butyne with: (a)

Question:

Give the structure of the products that you would expect from the reaction of 1-butyne with:
(a) One molar equivalent of Br2
(b) One molar equivalent of HBr
(c) Two molar equivalents of HBr
(d) H2 (in excess) / Pt
(e) H2, Ni2B (P-2)
(f) NaNH2 in liquid NH3, then CH3I
(g) NaNH2 in liquid NH3, then (CH3)3CBr