The molecular formula C7H12, there are three straight-chains alkynes isomers
The term isomers refers to compounds that have the same molecular formula but different structural formulas. This implies that the orientation of the molecules in space tend to differ.
We know that alkynes are those compounds that contain a triple bond. This triple bond could occur at any point in the molecule. Sometimes, the isomerism may result from the position of the triple bond on the compound.
Now for the compound that has the molecular formula C7H12, there are three straight-chains alkynes isomers as we can see in the image attached to this answer.
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