Question
In order to complete the reaction
1−Pentyne a→ 4−Octane b→ cis−4−Octane a and b will be
(1) NaNH2; aCH3CH2Br:H2b(one mole)Pd or Ni
(2) NaNH2;CH3CH2CH2Br:H2 (two moles) Pd or Ni
(3) NaNH2;CH3CH2CH2Br:H2,(one−mole)Pd or Ni
(4) NaNH2;CH3CH2CH2Br:BH3,H2O2,OH−