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(271).jpg&cdnurl=https%3a%2f%2fth.bing.com%2fth%2fid%2fR.49a89598cedd244e2375c71130a6968f%3frik%3dImLyUyq3AACJMw%26pid%3dImgRaw%26r%3d0%26sres%3d1%26sresct%3d1%26srh%3d639%26srw%3d1300&exph=290&expw=590&q=Alkyne+to+Alkene&simid=608035020615801150&FORM=IRPRST&ck=1FCA9A0713995758F8587A18ABA53C98&selectedIndex=9&itb=0)
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%25253B_2._alkyne_%25252B_H2_and_Lindlars_cat_to_give_cis-alkene_(partial_reduction%25253Asyn_add%27n)%25253B_or_3._alkyne_%25252B_Na%25253ANH3_to_give_trans-alkene_(partial_reduction%25253Aanti_add%27n).svg%3frevision%3d2%26size%3dbestfit%26width%3d571%26height%3d317&cdnurl=https%3a%2f%2fth.bing.com%2fth%2fid%2fR.1f408c78ce2cba5d029a9928f4ff13a8%3frik%3dEXzwfcL4h1%252fDWA%26pid%3dImgRaw%26r%3d0&exph=185&expw=334&q=Alkyne+to+Alkene&simid=608050426665446808&FORM=IRPRST&ck=42AA7F1514C0948AC4B2CA506CAAA091&selectedIndex=24&itb=0)
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