What is C3H4's shape called? Is it trigonal planar

1 Answer
anor277
Feb 24, 2016

C_3H_4 has 2 degrees of unsaturation. A degree of unsaturation represents an unsaturated bond or a ring.

Explanation:

So a formula of C_3H_4 could be cyclopropene, propyne, H_3C-C-=CH, or allene, H_2C=C=CH_2. You don't know what it is in the absence of further information.

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