(3)

පහත සඳහන් සංයෝගයේ IUPAC නාමය කුමක් ද?

gce-al-chemistry-2012-mcq-sinhala-3

(1)

1-hydroxy-2-methylpent-4-yn-3-one

(2)

2-methyl-3-oxopent-4-yn-l-ol

(3)

2-methyl-4-pentyn-1-ol-3-one

(4)

5-hydroxy-4-methylpent-1-yn-3-one

(5)

5-hydroxy-4-methyl-1-yne-3-pentanone

Complexity: (0)